SIST EN 15167-2:2006
(Main)Ground granulated blast furnace slag for use in concrete, mortar and grout - Part 2: Conformity evaluation
Ground granulated blast furnace slag for use in concrete, mortar and grout - Part 2: Conformity evaluation
This European Standard specifies the scheme for the evaluation of conformity of ground granulated blastfurnace slag according to EN 15167-1.
The European Standard provides technical rules for the production control by the manufacturer, including autocontrol testing of samples. It also provides rules for actions to be followed in the event of non-conformity, the procedure for the certification of conformity and requirements for dispatching centres.
Hüttensandmehl zur Verwendung in Beton, Mörtel und Einpressmörtel - Teil 2: Konformitätsbewertung
Diese Europäische Norm legt das Verfahren für die Konformitätsbewertung von Hüttensandmehl nach prEN 15167 1 fest.
Diese Norm enthält technische Regeln für die Produktionskontrolle durch den Hersteller, einschließlich der internen Überwachungsprüfungen von Proben. Sie enthält darüber hinaus Regeln für Maßnahmen, die bei Nichtkonformität zu ergreifen sind, sowie das Verfahren für die Zertifizierung der Konformität und Anforde¬rungen an die Auslieferungsstellen.
Laitier granulé de haut-fourneau moulu pour utilisation dans le béton, mortier et coulis - Partie 2: Evaluation de la conformité
La présente Norme européenne définit la procédure d’évaluation de la conformité du laitier de haut-fourneau
granulé moulu conformément au prEN 15167-1.
La présente Norme européenne définit les regles techniques du contrôle de la production exercé par le
fabricant, y compris pour les essais d’autocontrôle réalisés sur des échantillons. Elle définit également les
regles relatives aux actions a suivre en cas de non-conformité, la procédure de certification de conformité et
les exigences applicables aux centres de distribution.
Grobozrnata plavžna žlindra za uporabo v betonu, malti in injekcijski malti – 2. del. Ovrednotenje skladnosti
General Information
Relations
Standards Content (Sample)
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Ground granulated blast furnace slag for use in concrete, mortar and grout - Part 2: Conformity evaluationGrobozrnata plavžna žlindra za uporabo v betonu, malti in injekcijski malti – 2. del. Ovrednotenje skladnostiLaitier granulé de haut-fourneau moulu pour utilisation dans le béton, mortier et coulis - Partie 2: Evaluation de la conformitéHüttensandmehl zur Verwendung in Beton, Mörtel und Einpressmörtel - Teil 2: KonformitätsbewertungTa slovenski standard je istoveten z:EN 15167-2:2006SIST EN 15167-2:2006en91.100.15Mineralni materiali in izdelkiMineral materials and productsICS:SLOVENSKI
STANDARDSIST EN 15167-2:200601-december-2006
EUROPEAN STANDARDNORME EUROPÉENNEEUROPÄISCHE NORMEN 15167-2August 2006ICS 91.100.15 English VersionGround granulated blast furnace slag for use in concrete, mortarand grout - Part 2: Conformity evaluationLaitier granulé de haut-fourneau moulu pour utilisation dansle béton, mortier et coulis - Partie 2: Evaluation de laconformitéHüttensandmehl zur Verwendung in Beton, Mörtel undEinpressmörtel - Teil 2: KonformitätsbewertungThis European Standard was approved by CEN on 26 June 2006.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the Central Secretariat or to any CEN member.This European Standard exists in three official versions (English, French, German). A version in any other language made by translationunder the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the officialversions.CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France,Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania,Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMITÉ EUROPÉEN DE NORMALISATIONEUROPÄISCHES KOMITEE FÜR NORMUNGManagement Centre: rue de Stassart, 36
B-1050 Brussels© 2006 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 15167-2:2006: E
EN 15167-2:2006 (E) 2 Contents Page Foreword.4 1 Scope.5 2 Normative references.5 3 Terms and definitions.5 4 Tasks for the manufacturer.8 4.1 Factory production control.8 4.1.1 Concept.8 4.1.2 Works' quality manual.8 4.1.3 Management systems.9 4.1.4 System of documentation.9 4.2 Internal quality control.10 4.2.1 Process control.10 4.2.2 Measuring and testing.10 4.2.3 Handling, storage, packaging and delivery.11 4.3 Autocontrol testing of samples.11 4.3.1 Sampling and testing.11 4.3.2 Corrective action.11 4.3.3 Measuring and test equipment for autocontrol testing.11 4.3.4 Quality records.12 5 Tasks for the certification body.12 5.1 General.12 5.2 Surveillance, assessment and acceptance of the production control.12 5.2.1 Inspection tasks.12 5.2.2 Frequency of inspections.12 5.2.3 Reports.12 5.3 Evaluation of the results of autocontrol testing of samples.12 5.3.1 Evaluation tasks.12 5.3.2 Number and timing of evaluations.13 5.3.3 Control period.13 5.3.4 Evaluation of test results.13 5.3.5 Reports.13 5.4 Audit testing of samples taken at the factory/depot and initial type testing.13 5.4.1 Sampling.13 5.4.2 Number of samples.13 5.4.3 Properties and test methods.13 5.4.4 Testing.14 5.4.5 Evaluation of test results.14 5.4.6 Reports.14 5.4.7 Proficiency testing.14 5.5 Initial inspection of the factory and the production control.14 5.5.1 Inspection of a new factory.14 5.5.2 Inspection of an existing factory.15 5.5.3 Criteria for the assessment of the production equipment.15 5.5.4 Criteria for the assessment of laboratories.15 5.5.5 Reports.15 5.6 Evaluation of test results during the initial period.15 5.6.1 Initial period.15 5.6.2 Evaluation of test results.16 5.6.3 Reports.16
EN 15167-2:2006 (E) 3 6 Actions in the event of non-conformity.16 6.1 Actions to be taken by the manufacturer.16 6.2 Actions to be taken by the certification body.16 6.2.1 Following surveillance, assessment and acceptance of the production control (see 5.2) and evaluation of the results of autocontrol testing (see 5.3).16 6.2.2 Following evaluation of the results of the audit testing of samples taken at the factory/depot (see 5.4 and Annex A).16 7 Procedure for third party certification of conformity.17 8 Certificates of conformity and conformity mark.17 9 Requirements for dispatching centres.17 9.1 General requirements.17 9.2 Tasks for the intermediary.18 9.2.1 Measures to maintain the ground granulated blastfurnace slag quality.18 9.2.2 Confirmation autocontrol testing of samples taken at the dispatching centre.18 9.3 Tasks for the third party.18 9.3.1 Surveillance, assessment and acceptance of the measures to maintain the ground granulated blastfurnace slag quality and of the confirmation autocontrol.18 9.3.2 Audit testing of samples taken at the dispatching centre.19 9.3.3 Decisions to be taken.19 Annex A (normative)
Evaluation of the representativeness and the accuracy of the 28 day activity index test results.22 A.1 General.22 A.2 Sets of results considered.22 A.3 Evaluation procedure.22 A.3.1 Introduction.22 A.3.2 Symbols.22 A.3.3 Evaluation of whether set A and set B belong to the same population (sampling error check).23 A.3.4 Comparison between set B and set C in order to check the accuracy of the autocontrol testing (testing error check).23 Bibliography.24
EN 15167-2:2006 (E) 4 Foreword This document (EN 15167-2:2006) has been prepared by Technical Committee CEN/TC 104 “Concrete and related products”, the secretariat of which is held by DIN. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by February 2007, and conflicting national standards shall be withdrawn at the latest by May 2008. The standard EN 15167, is composed of two parts: Part 1: Definitions, specifications and conformity criteria Part 2: Conformity evaluation The preparatory work was carried out by WG15 of CEN/TC 104 since November 2003 in which the following countries participated: Austria, Belgium, Czech Republic, Finland, France, Germany, Ireland, Italy, Netherlands, Norway, Poland, Spain, Sweden, Switzerland and the United Kingdom. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.
EN 15167-2:2006 (E) 5 1 Scope This European Standard specifies the scheme for the evaluation of conformity of ground granulated blastfurnace slag according to EN 15167-1. The European Standard provides technical rules for the production control by the manufacturer, including autocontrol testing of samples. It also provides rules for actions to be followed in the event of non-conformity, the procedure for the certification of conformity and requirements for dispatching centres. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 196-1, Methods of testing cement — Part 1: Determination of strength EN 196-7, Methods of testing cement — Methods of taking and preparing samples of cement EN 15167-1:2006, Ground granulated blast furnace slag for use in concrete, mortar and grout — Part 1: Definitions, specifications and conformity criteria 3 Terms and definitions For the purposes of this document, the following terms and definitions apply. 3.1 autocontrol continual statistical quality control of the ground granulated blastfurnace slag based on the testing of samples taken by the manufacturer or their agent at point(s) of release from the ground granulated blastfurnace slag factory [EN 15167-1:2006] NOTE
This testing corresponds also to the “further testing of samples” mentioned in Annex III Section 2 point (i) of the Construction Products Directive 89/106/EEC.
3.2 certificate of conformity document issued under the rules of a certain scheme for the evaluation of conformity indicating that adequate confidence is provided that ground granulated blastfurnace slag is in conformity with
EN 15167-1 3.3 certification procedure by which a third party gives written assurance that a product, process or service conforms to specified requirements [EN 45020:1998]
EN 15167-2:2006 (E) 6 3.4 certification body impartial body, governmental or non-governmental, possessing the necessary competence and responsibility to carry out conformity certification according to given rules of procedure and management 3.5 certified ground granulated blastfurnace slag ground granulated blastfurnace slag for which a certificate of conformity has been issued NOTE A single factory can manufacture more than one certified ground granulated blastfurnace slag, where each is subject to separate autocontrol and declaration of conformity. 3.6 confirmation autocontrol testing continual testing carried out by an intermediary which consists of testing of samples taken by the intermediary at the point(s) of release from the dispatching centre 3.7 control period period of manufacture and dispatch identified for the evaluation of the autocontrol test results [EN 15167-1:2006] 3.8 conformity mark protected mark applied on the basis of the certificate of conformity (see 3.2) 3.9 depot bulk ground granulated blastfurnace slag handling facility (not located at the factory) used for the dispatch of ground granulated blastfurnace slag (whether in bulk or bagged) after transfer or storage where the manufacturer has full responsibility for all aspects of the quality of the ground granulated blastfurnace slag 3.10 dispatching centre bulk ground granulated blastfurnace slag handling facility (not located at the factory) used for the dispatch of ground granulated blastfurnace slag after transfer or storage where an intermediary has full responsibility for all aspects of the quality of the ground granulated blastfurnace slag 3.11 existing factory factory which is already producing ground granulated blastfurnace slag certified under this scheme 3.12 factory production control permanent internal control of ground granulated blastfurnace slag production exercised by the manufacturer consisting of internal quality control and autocontrol testing 3.13 factory facility used by a manufacturer for the production of ground granulated blastfurnace slag using equipment which is suitable for continuous mass production of ground granulated blastfurnace slag, in particular equipment for adequate grinding and homogenisation and the necessary silo capacity for the storage and dispatch of each ground granulated blastfurnace slag produced. This equipment and the production control applied allow the control of production with sufficient accuracy to ensure that the requirements of EN 15167-1 are met
EN 15167-2:2006 (E) 7 3.14 initial period immediate period after the first issuing of the certificate of conformity for a ground granulated blastfurnace slag 3.15 inspection body impartial body having the organization, staffing, competence and integrity to perform according to specified criteria functions such as assessing, recommending for acceptance and subsequent audit of manufacturers’ quality control operations, and selection and evaluation of products on site or in factories or elsewhere, according to specific criteria [Construction Products Directive, 89/106/EEC] 3.16 intermediary natural or legal person who takes from the manufacturer ground granulated blastfurnace slag certified according to EN 15167-2 and bearing the conformity mark, who undertakes full responsibility for maintaining in a dispatching centre all aspects of the quality of the ground granulated blastfurnace slag and who supplies the ground granulated blastfurnace slag onwards to a further natural or legal person 3.17 manufacturer operator of the factory 3.18 new factory factory which is not already producing ground granulated blastfurnace slag certified under this scheme 3.19 quality control operational techniques and activities that are used to fulfil requirements for quality 3.20 single result limit value value of a mechanical, physical or chemical property which – for any single test result – in the case of an upper limit is not to be exceeded or in the case of a lower limit is, as a minimum, to be reached [EN 15167-1:2006] 3.21 specified characteristic value characteristic value of a chemical or physical property which in the case of an upper limit is not to be exceeded or in the case of a lower limit is, as a minimum, to be reached [EN 15167-1:2006] 3.22 spot sample sample taken at the same time and from one and the same place, relating to the intended tests. It can be obtained by combining one or more immediately consecutive increments (see EN 196-7) [EN 15167-1:2006]
EN 15167-2:2006 (E) 8 3.23 test technical operation that consists of the determination of a characteristic of a product according to a specified procedure [EN 45020:1998] 3.24 testing laboratory laboratory which measures, examines, tests, calibrates or otherwise determines the characteristics or performance of materials or products [Construction Products Directive, 89/106/EEC] 3.25 test method specified technical procedure for performing a test [EN 45020:1998] 3.26 works’ quality manual document providing information on the production control that a manufacturer applies at a particular factory to ensure conformity of the ground granulated blastfurnace slag with the requirements of
EN 15167-1 4 Tasks for the manufacturer 4.1 Factory production control 4.1.1 Concept Production control means the permanent internal control of ground granulated blastfurnace slag production exercised by the manufacturer and consists of internal quality control (see 4.2) and autocontrol testing1) of samples of ground granulated blastfurnace slag taken at the point of release (see 4.3). NOTE The requirements of EN 15167-2 as regards the production control take account of those clauses of EN ISO 9001 which are relevant to the production, process control and testing of ground granulated blastfurnace slag. 4.1.2 Works' quality manual The manufacturer's documentation and procedures for the production control shall be described in a Works' quality manual, which shall adequately describe, among other things: a) the quality aims and the organisational structure, responsibilities and powers of the responsible staff with regard to product quality and the means to monitor the achievement of the required product quality and the effective operation of the internal quality control (see 4.1.3);
1) This testing corresponds also to the "further testing of samples" mentioned in Annex III Section 2 point (i) of the Construction Products Directive 89/106/EEC.
EN 15167-2:2006 (E) 9 b) the production and quality control techniques, processes and systematic actions that will be used (see 4.2.1, 4.2.3 and 4.3.2); c) the inspections and tests that will be carried out before, during and after production, and the frequency with which they will be carried out (see 4.2.2, 4.3.1 and 4.3.3). The Works' quality manual prepared by the manufacturer for each factory shall include an adequate system of documentation (see 4.1.4 and 4.3.4). The Works' quality manual shall address and document the procedures operated to ensure that the ground granulated blastfurnace slag conforms to the technical specifications. The manual may reference associated documents which provide further details of the autocontrol testing of samples and the internal quality control. For the purpose of this scheme, the term Works' quality manual shall be considered to include these associated documents. NOTE In the case of an existing quality management system according to EN ISO 9001, the certification body may examine if the corresponding quality manual meets all the requirements of EN 15167-1 which are relevant to the production control of ground granulated blastfurnace slag. Provided all the requirements are included, this quality manual may also be applied for product certification. The Works' quality manual shall include a statement by the management of the manufacturer defining its quality policy, objectives and commitments to the attainment of product quality. 4.1.3 Management systems 4.1.3.1 Management representative The manufacturer shall appoint a management representative who, irrespective of other responsibilities, shall have defined authority and responsibility for ensuring that the requirements of this European Standard for the evaluation of conformity are implemented and maintained. 4.1.3.2 Internal audits and management review In order to ensure the continuing suitability and effectiveness of the Work’s quality manual to meet the requirements of EN 15167-1, the manufacturer shall perform at least once per year: a) internal audits covering the scope of Clause 4 and 6.1; b)
management review of the production control, taking into account records of the internal audits. 4.1.3.3 Training The Works' quality manual shall describe the measures taken to ensure that all the personnel involved in operations that can affect internal quality control and product quality have appropriate experience or training. Appropriate records shall be retained. 4.1.4 System of documentation 4.1.4.1 Document control The management representative of the manufacturer shall be responsible for the control of all documents and data related to the production control and to this scheme for the evaluation of conformity. This control shall ensure that the appropriate issues of all documents are available at essential locations, that obsolete documents are withdrawn and that changes or modifications to any document are effectively introduced.
EN 15167-2:2006 (E) 10 A master list shall be established to identify the current version of documents in order to prevent the use of non-applicable documents. 4.1.4.2 Quality records The manufacturer shall retain records of production control for at least the period required to comply with relevant legislation. 4.2 Internal quality control 4.2.1 Process control 4.2.1.1 General The Works' quality manual shall describe the parameters for process planning, process control and testing, inspection, corrective action, verification, dispatch and the associated records. Where a factory uses more than one source of granulated blastfurnace slag, measures shall be provided for them to be separately and adequately stored, and for controlled proportioning and homogenisation. Where a factory produces more than one certified ground granulated blastfurnace slag, measures shall be provided to store each product separately, enabling proper sampling, identification and despatch. 4.2.1.2 Constituents and composition of ground granulated blastfurnace slag The manufacturer shall establish documented procedures and appropriate test methods to ensure that the constituents meet the requirements of EN 15167-1 and are suitable to enable ground granulated blastfurnace slag to be produced meeting the technical specification. The following shall be part of this documentation: a) the source of the granulated blastfurnace slags; b) confirmation that the granulated blastfurnace slags and any grinding aids are in accord with Clause 4 of EN 15167-1:2006. NOTE X-Ray Diffraction or optical-microscopy may be used to assess the content of glassy material in granulated blastfurnace slag. 4.2.1.3 Control of off-specification production The Works' quality manual shall contain procedures to ensure that off-specification production is adequately managed. 4.2.2 Measuring and testing 4.2.2.1 Inspection, measuring and test equipment The equipment for in-process inspection and testing shall be regularly checked and calibrated in accordance with the procedures and frequencies laid down in the Works' quality manual.
EN 15167-2:2006 (E) 11 4.2.2.2 Inspection and test status Procedures for the inspection and test status through the stages of production shall be detailed in the Works' quality manual. These shall include procedures for the control of off-specification intermediate materials. For the manufacturer’s control of the grinding process, spot samples for the determination of fineness should be taken at an appropriate point that is between the grinding equipment and the storage silos. 4.2.3 Handling, storage, packaging and delivery The Works' quality manual shall describe the precautions taken for the protection of the quality of the ground granulated blastfurnace slag while under the responsibility of the manufacturer. It shall include a description of the procedures used at depots. Delivery documentation shall allow traceability to the producing factory. 4.3 Autocontrol testing of samples 4.3.1 Sampling and testing The manufacturer shall operate a system of autocontrol testing for each certified ground granulated blastfurnace slag. This system shall be used to demonstrate conformity to the requirements in
Clause 8 of EN 15167-1:2006. The properties to be tested, the testing methods, the minimum frequency of autocontrol testing during routine testing and initial period of testing and the conformity criteria shall be in accordance with the requirements given in Clause 8 of EN 15167-1:2006. For ground granulated blastfurnace slags not being dispatched continuously, the frequency of testing and the point of sampling shall be as specified in the Works' quality manual. All test data shall be documented. 4.3.2 Corrective action The Works' quality manual shall document procedures for the review and adjustment of the production control in case of non-conformity (see 6.1). The actions taken in the event of non-conformity shall be recorded in a report subject to inspection during the management review. In the event of ground granulated blastfurnace slag yielding a test result not conforming to the single result limit value conformity criteria specified in EN 15167-1, the manufacturer shall immediately determine the affected quantity, take appropriate action to prevent the dispatch of this quantity and inform the affected customer if such ground granulated blastfurnace slag has been released.
...
EUROPEAN STANDARD
DRAFT
prEN 15167-2
NORME EUROPÉENNE
EUROPÄISCHE NORM
February 2005
ICS
English version
Ground granulated blast furnace slag for use in concrete, mortar
and grout - Part 2: Confomity evalutation
This draft European Standard is submitted to CEN members for enquiry. It has been drawn up by the Technical Committee CEN/TC 104.
If this draft becomes a European Standard, CEN members are bound to comply with the CEN/CENELEC Internal Regulations which
stipulate the conditions for giving this European Standard the status of a national standard without any alteration.
This draft European Standard was established by CEN in three official versions (English, French, German). A version in any other language
made by translation under the responsibility of a CEN member into its own language and notified to the Management Centre has the same
status as the official versions.
CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France,
Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia,
Slovenia, Spain, Sweden, Switzerland and United Kingdom.
: This document is not a European Standard. It is distributed for review and comments. It is subject to change without notice and
Warning
shall not be referred to as a European Standard.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION
EUROPÄISCHES KOMITEE FÜR NORMUNG
Management Centre: rue de Stassart, 36 B-1050 Brussels
© 2005 CEN All rights of exploitation in any form and by any means reserved Ref. No. prEN 15167-2:2005: E
worldwide for CEN national Members.
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prEN 15167-2:2005 (E)
Contents Page
Foreword. 3
1 Scope. 4
2 Normative references . 4
3 Terms and definitions. 4
4 Tasks for the manufacturer. 6
5 Tasks for the certification body. 10
6 Actions in the event of non-conformity. 14
7 Procedure for third party certification of conformity. 15
8 Certificates of conformity and conformity mark. 15
9 Requirements for dispatching centres . 15
Annex A (normative) Evaluation of the representativeness and the accuracy of the 28 day
activity index test results . 20
A.1 General. 20
A.2 Sets of results considered . 20
A.3 Evaluation procedure . 20
A.3.1 Introduction . 20
A.3.2 Symbols . 20
A.3.3 Evaluation of whether set A and set B belong to the same population (sampling
error check) . 21
A.3.4 Comparison between set B and set C in order to check the accuracy of the
autocontrol testing (testing error check). 21
Annex B (informative) General definitions. 22
B.1 Definitions based on the Construction Products Directive . 22
B.2 Definitions from or based on EN 45020. 22
B.3 Definition from EN ISO 8402 . 22
B.4 Definitions from prEN 15167-1 and EN 196-7. 23
Bibliography . 24
2
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prEN 15167-2:2005 (E)
Foreword
This document (prEN 15167-2:2005) has been prepared by Technical Committee CEN/TC 104
“Concrete and related products”, the secretariat of which is held by DIN.
This document is currently submitted to the CEN Enquiry.
The preparatory work was carried out by WG15 of CEN/TC 104 since November 2003 in which the
following countries participated: Austria, Belgium, Czech Republic, Finland, France, Germany, Ireland,
Italy, Netherlands, Norway, Poland, Spain, Sweden, Switzerland and the United Kingdom.
This European Standard has been prepared under a mandate given to CEN by the European
Commission and the European Free Trade Association, and supports essential requirements of EU
Directive(s).
It is supported by standards in the EN 196 series on methods for testing cement. No existing
European Standard is superseded.
3
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prEN 15167-2:2005 (E)
1 Scope
This standard specifies the scheme for the evaluation of conformity of ground granulated blastfurnace
slag according to prEN 15167-1.
The standard provides technical rules for the production control by the manufacturer, including
autocontrol testing of samples. It also provides rules for actions to be followed in the event of non-
conformity, the procedure for the certification of conformity and requirements for dispatching centres.
2 Normative references
The following referenced documents are indispensable for the application of this document. For dated
references, only the edition cited applies. For undated references, the latest edition of the referenced
document (including any amendments) applies.
EN 196-7, Methods of testing cement — Methods of taking and preparing samples of cement
EN 15167-1:2005, Ground granulated blastfurnace slag for concrete — Part 1: Definition,
specifications and conformity criteria
ISO 2854:1976, Statistical interpretation of data — Techniques of estimation and tests relating to
means and variances.
3 Terms and definitions
For the purposes of this standard the following terms and definitions apply.
1.1 Specific definitions
3.1.1
certificate of conformity
document issued under the rules of a certain scheme for the evaluation of conformity indicating that
adequate confidence is provided that ground granulated blastfurnace slag is in conformity with
EN 15167-1
3.1.2
certification body
impartial body, governmental or non-governmental, possessing the necessary competence and
responsibility to carry out conformity certification according to given rules of procedure and
management
3.1.3
certified ground granulated blastfurnace slag
ground granulated blastfurnace slag for which a certificate of conformity has been issued
NOTE A single factory can manufacture more than one certified ground granulated blastfurnace slag, where
each is subject to separate autocontrol and declaration of conformity.
3.1.4
confirmation autocontrol testing
continual testing carried out by an intermediary which consists of testing of samples taken by the
intermediary at the point(s) of release from the dispatching centre
4
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prEN 15167-2:2005 (E)
3.1.5
conformity mark
protected mark applied on the basis of the certificate of conformity (see 3.1.1)
3.1.6
depot
bulk ground granulated blastfurnace slag handling facility (not located at the factory) used for the
dispatch of ground granulated blastfurnace slag (whether in bulk or bagged) after transfer or storage
where the manufacturer has full responsibility for all aspects of the quality of the ground granulated
blastfurnace slag
3.1.7
dispatching centre
bulk ground granulated blastfurnace slag handling facility (not located at the factory) used for the
dispatch of ground granulated blastfurnace slag after transfer or storage where an intermediary has
full responsibility for all aspects of the quality of the ground granulated blastfurnace slag
3.1.8
existing factory
factory which is already producing ground granulated blastfurnace slag certified under this scheme
3.1.9
factory production control
permanent internal control of ground granulated blastfurnace slag production exercised by the
manufacturer consisting of internal quality control and autocontrol testing
3.1.10
factory
facility used by a manufacturer for the production of ground granulated blastfurnace slag using
equipment which is suitable for continuous mass production of ground granulated blastfurnace slag, in
particular equipment for adequate grinding and homogenisation and the necessary silo capacity for
the storage and dispatch of each ground granulated blastfurnace slag produced. This equipment and
the production control applied allow the control of production with sufficient accuracy to ensure that
the requirements of prEN 15167-1 are met.
3.1.11
initial period
immediate period after the first issuing of the certificate of conformity for a ground granulated
blastfurnace slag
3.1.12
intermediary
natural or legal person who takes from the manufacturer ground granulated blastfurnace slag certified
according to prEN 15167-2 and bearing the conformity mark, who undertakes full responsibility for
maintaining in a dispatching centre all aspects of the quality of the ground granulated blastfurnace
slag and who supplies the ground granulated blastfurnace slag onwards to a further natural or legal
person
3.1.13
new factory
factory which is not already producing ground granulated blastfurnace slag certified under this
scheme
3.1.14
manufacturer
operator of the factory
5
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prEN 15167-2:2005 (E)
3.1.15
works’ quality manual
document providing information on the production control that a manufacturer applies at a particular
factory to ensure conformity of the ground granulated blastfurnace slag with the requirements of
prEN 15167-1
1.2 General definitions
See annex B (informative).
4 Tasks for the manufacturer
4.1 Factory production control
4.1.1 Concept
Production control means the permanent internal control of ground granulated blastfurnace slag
production exercised by the manufacturer and consists of internal quality control (see 4.2) and
1)
autocontrol testing of samples of ground granulated blastfurnace slag taken at the point of release
(see 4.3).
NOTE The requirements of prEN 15167-2 as regards the production control take account of those clauses
of EN ISO 9001 which are relevant to the production, process control and testing of ground granulated
blastfurnace slag.
4.1.2 Works' quality manual
The manufacturer's documentation and procedures for the production control shall be described in a
Works' quality manual, which shall adequately describe, among other things:
a) the quality aims and the organisational structure, responsibilities and powers of the responsible
staff with regard to product quality and the means to monitor the achievement of the required
product quality and the effective operation of the internal quality control (see 4.1.3);
b) the production and quality control techniques, processes and systematic actions that will be used
(see 4.2.1, 4.2.3 and 4.3.2);
c) the inspections and tests that will be carried out before, during and after production, and the
frequency with which they will be carried out (see 4.2.2, 4.3.1 and 4.3.3).
The Works' quality manual prepared by the manufacturer for each factory shall include an adequate
system of documentation (see 4.1.4 and 4.3.4).
The Works' quality manual shall address and document the procedures operated to ensure that the
ground granulated blastfurnace slag conforms to the technical specifications. The manual may
reference associated documents which provide further details of the autocontrol testing of samples
and the internal quality control. For the purpose of this scheme, the term Works' quality manual shall
be considered to include these associated documents.
1)
This testing corresponds also to the "further testing of samples" mentioned in Annex III Section 2 point (i) of
the Construction Products Directive 89/106/EEC.
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NOTE In the case of an existing quality management system according to EN ISO 9001, the certification
body may examine if the corresponding quality manual meets all the requirements of prEN 15167-1 which are
relevant to the production control of ground granulated blastfurnace slag. Provided all the requirements are
included, this quality manual may also be applied for product certification.
4.1.3 Management systems
4.1.3.1 Quality policy statement
The Works' quality manual shall include a statement by the management of the manufacturer defining
its quality policy, objectives and commitments to the attainment of product quality.
4.1.3.2 Management representative
The manufacturer shall appoint a management representative who, irrespective of other
responsibilities, shall have defined authority and responsibility for ensuring that the requirements of
this standard for the evaluation of conformity are implemented and maintained.
4.1.3.3 Internal audits and management review
In order to ensure the continuing suitability and effectiveness of the Work’s quality manual to meet the
requirements of prEN 15167-1, the manufacturer shall perform at least once per year:
a) internal audits covering the scope of clauses 4 and 6.1;
b) a management review of the production control, taking into account records of the internal audits.
4.1.3.4 Training
The Works' quality manual shall describe the measures taken to ensure that all the personnel
involved in operations that can affect internal quality control and product quality have appropriate
experience or training. Appropriate records shall be retained.
4.1.4 System of documentation
4.1.4.1 Document control
The management representative of the manufacturer shall be responsible for the control of all
documents and data related to the production control and to this scheme for the evaluation of
conformity.
This control shall ensure that the appropriate issues of all documents are available at essential
locations, that obsolete documents are withdrawn and that changes or modifications to any document
are effectively introduced.
A master list shall be established to identify the current version of documents in order to prevent the
use of non-applicable documents.
4.1.4.2 Quality records
The manufacturer shall retain records of production control for at least the period required to comply
with relevant legislation.
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4.2 Internal quality control
4.2.1 Process control
4.2.1.1 General
The Works' quality manual shall describe the parameters for process planning, process control and
testing, inspection, corrective action, verification, dispatch and the associated records.
Where a factory uses more than one source of granulated blastfurnace slag, measures shall be
provided for them to be separately and adequately stored, and for controlled proportioning and
homogenisation.
Where a factory produces more than one certified ground granulated blastfurnace slag, measures
shall be provided to store each product separately, enabling proper sampling, identification and
despatch.
4.2.1.2 Constituents and composition of ground granulated blastfurnace slag
The manufacturer shall establish documented procedures and appropriate test methods to ensure
that the constituents meet the requirements of prEN 15167-1 and are suitable to enable ground
granulated blastfurnace slag to be produced meeting the technical specification. The following shall
be part of this documentation:
c) the source of the granulated blastfurnace slags
d) confirmation that the granulated blastfurnace slags and any grinding aids are in accord with
clause 4 of prEN 15167-1
NOTE X-Ray Diffraction or optical-microscopy may be used to assess the content of glassy material in
granulated blastfurnace slag.
4.2.1.3 Control of off-specification production
The Works' quality manual shall contain procedures to ensure that off-specification production is
adequately managed.
4.2.2 Measuring and testing
4.2.2.1 Inspection, measuring and test equipment
The equipment for in-process inspection and testing shall be regularly checked and calibrated in
accordance with the procedures and frequencies laid down in the Works' quality manual.
4.2.2.2 Inspection and test status
Procedures for the inspection and test status through the stages of production shall be detailed in the
Works' quality manual. These shall include procedures for the control of off-specification intermediate
materials.
For the manufacturer’s control of the grinding process, spot samples for the determination of fineness
should be taken at an appropriate point that is between the grinding equipment and the storage silos.
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4.2.3 Handling, storage, packaging and delivery
The Works' quality manual shall describe the precautions taken for the protection of the quality of the
ground granulated blastfurnace slag while under the responsibility of the manufacturer. It shall include
a description of the procedures used at depots. Delivery documentation shall allow traceability to the
producing factory.
4.3 Autocontrol testing of samples
4.3.1 Sampling and testing
The manufacturer shall operate a system of autocontrol testing for each certified ground granulated
blastfurnace slag. This system shall be used to demonstrate conformity to the requirements in clause
8 of prEN 15167-1. The properties to be tested, the testing methods, the minimum frequency of
autocontrol testing during routine testing and initial period of testing and the conformity criteria shall
be in accordance with the requirements given in clause 8 of prEN 15167-1. For ground granulated
blastfurnace slags not being dispatched continuously, the frequency of testing and the point of
sampling shall be as specified in the Works' quality manual.
All test data shall be documented.
4.3.2 Corrective action
The Works' quality manual shall document procedures for the review and adjustment of the
production control in case of non-conformity (see 6.1).
The actions taken in the event of non-conformity shall be recorded in a report subject to inspection
during the management review.
In the event of ground granulated blastfurnace slag yielding a test result not conforming to the single
result limit value conformity criteria specified in prEN 15167-1, the manufacturer shall immediately
determine the affected quantity, take appropriate action to prevent the dispatch of this quantity and
inform the affected customer if such ground granulated blastfurnace slag has been released. In
addition, the manufacturer shall immediately determine the causes of such non-conformity, take
corrective actions and undertake a review of all relevant production control procedures. All such
actions and findings shall be appropriately recorded in a report subject to inspection during the
management review.
NOTE The certification body may require to be kept informed of these actions and findings.
4.3.3 Measuring and test equipment for autocontrol testing
The equipment used for autocontrol testing shall be regularly checked and calibrated in accordance
with procedures and frequencies laid down in the Works' quality manual. These procedures may
include comparison of strength test results by proficiency testing with another laboratory designated in
the Works' quality manual.
The Works' quality manual shall document procedures to ensure that all personnel involved in
autocontrol testing have appropriate experience and training. Appropriate records shall be retained.
4.3.4 Quality records
The manufacturer shall retain records of the autocontrol test results and appropriate records on test
equipment for at least the period required to comply with relevant legislation.
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5 Tasks for the certification body
5.1 General
The certification body (see 3.1.2) has responsibility for three separate functions - certification,
inspection and testing. These three functions may be carried out by one body or by more than one
body. The inspection function may be carried out by an inspection body (see B.1.1) and the testing
function by a testing laboratory (see B.1.2). Reference to the certification body includes reference to
any sub-bodies it has.
5.2 Surveillance, assessment and acceptance of the production control
5.2.1 Inspection tasks
The inspection tasks include surveillance, assessment and acceptance of the production control
operated by the manufacturer. Inspection shall include checking that any major change in the Works'
quality manual, relevant to the production control of ground granulated blastfurnace slag, has been
reported to the certification body by the manufacturer within one month of its implementation.
Inspection shall verify that the production control complies with the requirements as described in
clause 4 and has been carried out according to the Works' quality manual.
5.2.2 Frequency of inspections
The inspections shall normally be carried out at least once per year and the certification body shall
inform the manufacturer in advance when an inspection is to be made.
5.2.3 Reports
Following each inspection, a confidential report shall be prepared and sent to the manufacturer.
The manufacturer shall, if appropriate, advise the certification body of any corrective actions taken or
planned to be taken following receipt of the report.
The certification body shall then make a decision on its final assessment.
5.3 Evaluation of the results of autocontrol testing of samples
5.3.1 Evaluation tasks
Surveillance, assessment and acceptance of the production control includes evaluation of the test
results of the manufacturer's autocontrol testing to check conformity to the statistical conformity
criteria and single result limit values in prEN 15167-1.
5.3.2 Number and timing of evaluations
The number of evaluations of the results of autocontrol testing of samples shall be at least two per
year. The timing of the evaluations should be decided in advance.
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5.3.3 Control period
The length of the control period for evaluation of the autocontrol test results shall be as specified in
clause 8 of prEN 15167-1, or equal to the initial period (see 5.6.1) in the case of a newly certified
ground granulated blastfurnace slag .
5.3.4 Evaluation of test results
Each evaluation shall be made on the test results obtained on all autocontrol samples of a given
certified ground granulated blastfurnace slag, without selection, taken during the control period
preceding the date of the evaluation or during the initial period as the case may be.
NOTE The evaluation of the test results should exclude any test result accepted as an outlier by the
certification body.
In the case of managed step changes in product properties or in the case of limited production or
dispatching runs during the control period the corresponding data sets may be evaluated separately.
The evaluations may normally be carried out by correspondence and each evaluation shall lead, for
the property examined, to a single conclusion in respect of the set of test results as a whole.
5.3.5 Reports
Following each evaluation a confidential report shall be prepared and a copy sent to the
manufacturer.
5.4 Audit testing of samples taken at the factory/depot and initial type testing
5.4.1 Sampling
Spot samples shall be taken under the responsibility of the certification body, at the point(s) of release
of ground granulated blastfurnace slag from the factory and/or depots supplied with ground
granulated blastfurnace slag by the factory. These are taken principally in order to provide a check on
the accuracy of the manufacturer's test results. Representatives of the certification body shall be
granted access to the factory/depots at any time without giving prior notice in order to allow the
samples to be taken.
5.4.2 Number of samples
The number of samples taken shall be at least six per year for each certified ground granulated
blastfurnace slag sent out continuously from the factory. When certified ground granulated
blastfurnace slag is not dispatched continuously, this frequency and the point of sampling may be
altered by mutual agreement between the certification body and the manufacturer.
The first sample of a ground granulated blastfurnace slag to be certified is used for initial type testing.
The number of samples to be taken during the initial period (see 5.6.1) shall be at least one per
month.
5.4.3 Properties and test methods
The physical and chemical properties specified for testing in clause 8 of prEN 15167-1 shall be
determined according to the indicated test methods.
The source of the CEN Standard sand conforming to EN196-1 to be used for audit activity index
testing shall be as agreed between the manufacturer and the certification body. The test cement
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conforming to clause 5.3.2 of prEN 15167-1 used for audit testing, shall be from the same batch as
used by the manufacturer for autocontrol testing. The manufacturer shall supply the certification body
with the necessary sample(s) of test cement.
5.4.4 Testing
Unless otherwise specified, each sample taken shall be homogenized and divided into three sub-
samples. The methods used to take and prepare samples shall be in accordance with EN 196-7. One
sub-sample shall be retained by the manufacturer for testing under the autocontrol scheme and one
shall be packed, sealed, clearly labelled and forwarded to the testing laboratory for audit testing. The
third sub-sample shall be sealed and retained by the manufacturer for a minimum period of six
months. It is intended for use if:
e) one of the first two sub-samples is lost, deteriorates or becomes contaminated;
f) further testing is needed in the event of a dispute.
The first of the two sub-samples shall be tested, when relevant, by the manufacturer and the other
one by the testing laboratory, for the required properties as listed in prEN 15167-1, using the test
methods indicated in that standard. The samples taken for audit testing may be part of the autocontrol
testing of samples according to 4.3.
5.4.5 Evaluation of test results
The results obtained shall be evaluated by the certification body. The procedures described in Annex
A shall be used for the evaluation of the representativeness and accuracy of the 28-day strength
results.
5.4.6 Reports
Following each evaluation of audit test results a confidential report shall be prepared without delay
and a copy sent to the manufacturer.
5.4.7 Proficiency testing
The testing laboratory shall carry out regular proficiency testing involving comparison of at least the
strength test results with other approved testing laboratories in order to maintain the accuracy
required.
5.5 Initial inspection of the factory and the production control
5.5.1 Inspection of a new factory
In the case of a new factory, an initial inspection of the plant and the production control shall be made,
based on information on the production control and the equipment to be used to produce the ground
granulated blastfurnace slag. The inspection shall, among other things:
a) verify that the Works' quality manual complies with the requirements of clause 4.1.2;
b) verify that the equipment used to produce and test the ground granulated blastfurnace slag
meets the criteria in clauses 5.5.3 and 5.5.4.
5.5.2 Inspection of an existing factory
In case of any significant changes concerning the production control and the equipment, it has to be
decided, based on the importance of the changes to the
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