SIST EN 10217-5:2003
(Main)Welded steel tubes for pressure purposes - Technical delivery conditions - Part 5: Submerged arc welded non-alloy and alloy steel tubes with specified elevated temperature properties
Welded steel tubes for pressure purposes - Technical delivery conditions - Part 5: Submerged arc welded non-alloy and alloy steel tubes with specified elevated temperature properties
This Part of EN 10217 specifies the technical delivery conditions in two test categories of submerged arc welded tubes of circular cross section, with specified elevated temperature properties, made of non-alloy and alloy steel.
Geschweißte Stahlrohre für Druckbeanspruchungen - Technische Lieferbedingungen - Teil 5: Unterpulvergeschweißte Rohre aus unlegierten und legierten Stählen mit festgelegten Eigenschaften bei erhöhten Temperaturen
Dieser Teil der EN 10217 enthält die technischen Lieferbedingungen für unterpulvergeschweißte Rohre mit kreisförmigem Querschnitt aus unlegierten und legierten Stählen mit festgelegten Eigenschaften bei erhöhten Temperaturen und legt dafür zwei Prüfkategorien fest.
Tubes soudés en acier pour service sous pression - Conditions techniques de livraison - Partie 5: Tubes soudés a l'arc immergé sous flux en poudre en acier non allié et allié avec caractéristiques spécifiées a haute température
La présente partie de l'EN 10217 spécifie les conditions techniques de livraison, pour deux catégories d'essai, des tubes soudés a l'arc immergé sous flux de poudre a section circulaire en aciers non allié et allié, avec caractéristiques spécifiées a température élevée.
Varjene jeklene cevi za tlačne posode - Tehnični dobavni pogoji - 5. del: Obločno pod praškom varjene nelegirane in legirane jeklene cevi s specificiranimi lastnostmi za delo pri povišanih temperaturah
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Standards Content (Sample)
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.FLUDQLPLGeschweißte Stahlrohre für Druckbeanspruchungen - Technische Lieferbedingungen - Teil 5: Unterpulvergeschweißte Rohre aus unlegierten und legierten Stählen mit festgelegten Eigenschaften bei erhöhten TemperaturenTubes soudés en acier pour service sous pression - Conditions techniques de livraison - Partie 5: Tubes soudés a l'arc immergé sous flux en poudre en acier non allié et allié avec caractéristiques spécifiées a haute températureWelded steel tubes for pressure purposes - Technical delivery conditions - Part 5: Submerged arc welded non-alloy and alloy steel tubes with specified elevated temperature properties77.140.75Jeklene cevi in cevni profili za posebne nameneSteel pipes and tubes for specific use23.020.30MHNOHQNHPressure vessels, gas cylindersICS:Ta slovenski standard je istoveten z:EN 10217-5:2002SIST EN 10217-5:2003en01-april-2003SIST EN 10217-5:2003SLOVENSKI
STANDARD
SIST EN 10217-5:2003
EUROPEAN STANDARDNORME EUROPÉENNEEUROPÄISCHE NORMEN 10217-5May 2002ICS 23.040.10; 77.140.75English versionWelded steel tubes for pressure purposes - Technical deliveryconditions - Part 5: Submerged arc welded non-alloy and alloysteel tubes with specified elevated temperature propertiesTubes soudés en acier pour service sous pression -Conditions techniques de livraison - Partie 5: Tubes soudésà l'arc immergé sous flux en poudre en acier non allié etallié avec caractéristiques spécifiées à haute températureGeschweißte Stahlrohre für Druckbeanspruchungen -Technische Lieferbedingungen - Teil 5:Unterpulvergeschweißte Rohre aus unlegierten undlegierten Stählen mit festgelegten Eigenschaften beierhöhten TemperaturenThis European Standard was approved by CEN on 25 April 2002.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 Management Centre 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 Management Centre has the same status as the officialversions.CEN members are the national standards bodies of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece,Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMITÉ EUROPÉEN DE NORMALISATIONEUROPÄISCHES KOMITEE FÜR NORMUNGManagement Centre: rue de Stassart, 36
B-1050 Brussels© 2002 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 10217-5:2002 ESIST EN 10217-5:2003
EN 10217-5:2002 (E)2ContentsForeword.31Scope.42Normative references.43Terms and definitions.54Symbols.55CLASSIFICATION AND DESIGNATION.65.1Classification.65.2Designation.66Information to be supplied by the purchaser.66.1Mandatory information.66.2Options.76.3Example of an order.77Manufacturing process.77.1Steelmaking process.77.2Deoxidation process.77.3Tube manufacture and delivery conditions.88Requirements.98.1General.98.2Chemical composition.98.3Mechanical properties.118.4Appearance and internal soundness.138.5Straightness.148.6Preparation of ends.148.7Dimensions, masses and tolerances.149Inspection.179.1Types of inspection.179.2Inspection documents.179.3Summary of inspection and testing.1810sampling.1910.1Frequency of tests.1910.2Preparation of samples and test pieces.2011Test methods.2111.1Chemical analysis.2111.2Tensile test on the base material.2111.3Traverse tensile test on the weld.2211.4Weld bend test.2211.5Impact test.2211.6Hydrostatic leak tightness test.2311.7Dimensional inspection.2311.8Visual examination.2311.9Non-Destructive Testing.2311.10Material identification.2411.11Retests, sorting and reprocessing.2412Marking.2412.1Marking to be applied.2412.2Additional marking.2513Protection.25Annex A (normative).26Annex ZA (informative).34Bibliography.35SIST EN 10217-5:2003
EN 10217-5:2002 (E)3ForewordThis document (EN 10217-5:2002) has been prepared by Technical Committee ECISS/TC 29, "Steel tubesand fittings for steel tubes", the secretariat of which is held by UNI.This European Standard shall be given the status of a national standard, either by publication of an identicaltext or by endorsement, at the latest by November 2002, and conflicting national standards shall bewithdrawn at the latest by November 2002.This document has been prepared under a mandate given to CEN by the European Commission and theEuropean Free Trade Association, and supports essential requirements of EU Directive(s).For relationship with EU Directive(s), see informative annex ZA, which is an integral part of this document.Other parts of EN 10217 are:Part 1:Non-alloy steel tubes with specified room temperature properties.Part 2:Electric welded non-alloy and alloy steel tubes with specified elevated temperature properties.Part 3:Alloy fine grain steel tubes.Part 4:Electric welded non-alloy steel tubes with specified low temperature properties.Part 6:Submerged arc welded non-alloy steel tubes with specified low temperature properties.Part 7:Stainless steel tubes.Another
European Standard series covering tubes for pressure purposes is:EN 10216:Seamless steel tubes for pressure purposes.According to the CEN/CENELEC Internal Regulations, the national standards organizations of the followingcountries are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark,Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway,Portugal, Spain, Sweden, Switzerland and the United Kingdom.SIST EN 10217-5:2003
EN 10217-5:2002 (E)41 ScopeThis Part of EN 10217 specifies the technical delivery conditions in two test categories of submerged arcwelded tubes of circular cross section, with specified elevated temperature properties, made of non-alloy andalloy steel.2 Normative referencesThis European Standard incorporates by date or undated reference, provisions from other publications.These normative references are cited at the appropriate places in the text and the publications are listedhereafter. For date references, subsequent amendments to or revisions of, any of these publications apply tothis European Standard only when incorporated in it by amendment or revision. For undated references thelatest edition of the publication referred to applies (including amendments).The requirements of this European Standard rule when they differ from those in the standards anddocuments referred to below:EN 760, Welding consumables - Fluxes for submerged arc welding – ClassificationEN 895, Destructive tests on welds in metallic materials - Transverse tensile test.EN 910, Destructive tests on weld in metallic materials -Bend test.EN 1321, Destructive tests on welds in metallic materials - Macroscopic and microscopic examination ofweldsEN 10002-1, Metallic materials - Tensile testing - Part 1 : Method of test (at ambient temperature.EN 10002-5, Metallic materials - Tensile testing - Part 5 : Method of testing at elevated
temperatureEN 10020, Definitions and classification of grades of steel.EN 10021, General technical delivery requirements for steel and iron products.EN 10027-1, Designation systems for steels - Part 1 : Steel names, principle symbolsEN 10027-2, Designation systems for steels - Part 2 : Numerical systems.EN 10045-1, Metallic materials - Charpy impact test - Part 1 : Test method.EN 10052, Vocabulary of heat treatment terms for ferrous products.EN 10204, Metallic products - Types of inspection documents.ENV 10220, Seamless and welded steel tubes - Dimensions and masses per unit length.EN 10246-9, Non-Destructive Testing
of steel tubes – Part 9: Automatic ultrasonic testing of the weld seamof submerged arc-welded steel tubes for the detection of longitudinal and/or transverse imperfections.EN 10246-10, Non-Destructive Testing of steel tubes – Part.10: Radiographic testing of the weld seam ofautomatic fusion arc-welded steel tubes for the detection of imperfections.EN 10246-15, Non-Destructive Testing of steel tubes - Part 15: Automatic ultrasonic testing of strip/ plateused in the manufacture of welded steel tubes for the detection of laminar imperfections.EN 10246-16, Non-Destructive
Testing of steel tubes - Part 16: Automatic ultrasonic testing of the areaadjacent to the weld seam of welded steel tubes for the detection of laminar imperfections.SIST EN 10217-5:2003
EN 10217-5:2002 (E)5EN 10246-17, Non-Destructive
Testing of steel tubes - Part 17: Ultrasonic testing of tube ends of seamlessand welded steel tubes for the detection of laminar imperfections.EN 10256, Non-Destructive Testing
of steel tubes - Qualification and competence of level 1 and level 2 NDTpersonnel.prEN 10168 1), Iron and steel products - Inspection documents - List of information and descriptionprEN 10266 1), Steel tubes, fittings and structural hollow sections - Symbols and definition of terms for use inproduct standardsEN ISO 377, Steel and steel products - Location and preparation of samples and test pieces for mechanicaltesting (ISO 377:1997)EN ISO 2566-1, Steel - Conversion of elongation values – Part 1: Carbon and low-alloy steels (ISO 2566-1:1984)ISO 14284, Steel and iron - Sampling and preparation of samples for the determination of chemicalcompositionCR 10260, Designation systems for steel - Additional symbolsCR 10261, ECISS Information Circular IC 11 - Iron and steel - Review of available methods of chemicalanalysis.3 Terms and definitionsFor the purposes of this Part of EN 10217 the terms and definitions given in EN 10020, EN 10021, EN10052, prEN 10266 and the followings apply:3.1test Categoryclassification that indicates the extent and level of inspection and testing.3.2employerorganisation for which a person works on a regular basis.NOTEThe employer may be either the tube manufacturer or supplier or a third party organisation providing Non-Destructive
Testing (NDT) services.3.3qualification of welding proceduretesting and inspection of the welding procedure in accordance with annex A by the manufacturer.3.4approval of welding proceduretesting and inspection of the welding procedure witnessed and approved in accordance with annex A by anauthorised body.4 SymbolsFor the purposes of this part of EN 10217. The symbols given in prEN 10266 and the following apply:
1)In preparation; until this document is published as a European standard, a corresponding nationalstandard should be agreed at the time of enquiry and order.SIST EN 10217-5:2003
EN 10217-5:2002 (E)6 C1,C2 is the category conformity indicators ( see 7.3.1 and 7.3.3.) TCtest category.5 CLASSIFICATION AND DESIGNATION5.1 ClassificationIn accordance with the classification system in EN 10020, the steel grades P235GH and P265GH areclassified as non-alloy quality steels and steel grade 16Mo3 is classified as an alloy special steel.5.2 Designation5.2.1For the tubes covered by this Part of EN 10217 the steel designation consists of: the number of this Part of EN 10217;plus either: the steel name in accordance with EN 10027-1 and CR 10260;or: the steel number allocated in accordance with EN 10027-2.5.2.2The steel name of non alloy steel grades is designated by: the capital letter P for pressure purposes; the indication of the specified minimum yield strength at room temperature for thickness T less than orequal to 16 mm, expressed in MPa (see Table 4): the symbols GH for elevated temperature.5.2.3The steel name of alloy steel grade 16Mo3 is designated by the chemical composition (see Table 2).6 Information to be supplied by the purchaser6.1 Mandatory informationThe following information shall be supplied by the purchaser at the time of enquiry and order:a) the quantity (mass or total length or number);b) the term "tube";c) the dimensions (outside diameter D, wall thickness T) (see Table 6);d) the designation of the steel grade in accordance with this Part of EN 10217 (see 5.2);e) the test category for non-alloy steel (see 9.3).SIST EN 10217-5:2003
EN 10217-5:2002 (E)76.2 OptionsA number of options are specified in this Part of EN 10217 and these are listed below. In the event that thepurchaser does not indicate a wish to implement any of these options at the time of enquiry and order, thetubes shall be supplied in accordance with the basic specification (see 6.1).1) Tube manufacturing route (see 7.3.2).2) Restriction on copper and tin content (see Table 2).3) Product analysis (see 8.2.2).4) Impact testing (see Table 4).5) Longitudinal impact testing at -10°C for non-alloy steel (see Table 4).6) Tensile testing at elevated temperature (see Table 5).7) Special end preparation (see 8.6).8) Exact lengths (see 8.7.3).9) Type of inspection document other than the standard document (see 9.2.1).10) Transverse weld tensile test (see Table 11).11) Impact test in the weld area (see Table 11 and 10.2.2.5).12) Test pressure for hydrostatic leak-tightness test (see 11.6).13) Wall thickness measurement away from the ends (see 11.7).14) Selection of Non-Destructive
Testing method for the inspection of the weld seam (see 11.9.1).15) Image quality class R1 of EN 10246-10 for the non-destructive radiographic
inspection of the weldseam (see 11.9.1).16) Additional marking (see 12.2).17) Protection (see 13).6.3 Example of an order500 m of submerged arc welded tube with an outside diameter of 406,4 mm, a wall thickness of 4,5 mm inaccordance with EN 10217-5,
made of steel grade P265GH, test category 1, with a 3.1.C inspectioncertificate in accordance with EN 10204:500 m – Tube – 406,4 x 4,5 – EN 10217-5 – P265GH – TC 1 – Option 9 : 3.1.C7 Manufacturing process7.1 Steelmaking processThe steelmaking process is at the discretion of the manufacturer.7.2 Deoxidation processSteels shall be fully killed.SIST EN 10217-5:2003
EN 10217-5:2002 (E)87.3 Tube manufacture and delivery conditions7.3.1All NDT activities shall be carried out by qualified and competent level 1,2 and/or 3 personnelauthorised to operate by the employer.The qualification shall be in accordance with EN 10256 or, at least, an equivalent to it.It is recommended that the level 3 personnel be certified in accordance with EN 473 or, at least, anequivalent to it.The operating authorisation issued by the employer shall be in accordance with a written procedure.NDT operations shall be authorised by a level 3 NDT individual approved by the employer.NOTEThe definition of level 1,2 and 3 can be found in appropriate Standards, e.g. EN 473 and EN 10256.For pressure equipment in categories III and IV (of Directive 97/23-EC) the personnel shall be approved by arecognised third-party organisation. Tubes not conforming to this requirement shall be marked “C 2”, unlessa requirement to mark “C1” (see 7.3.3) applies7.3.2The tubes shall be manufactured by a submerged arc welding (SAW) process and in accordancewith one of the routes as specified in Table 1.Unless Option 1 is specified the manufacturing route is at the discretion of the manufacturer.Option 1: The manufacturing route is specified by the purchaser.Tubes shall be submerged arc welded using at least one weld run on the inside and one weld run on theoutside of the tube.The strip used for the manufacture of the helically submerged arc welded (SAWH) tubes shall have a widthof not less than 0.8 times or more than 3.0 times the outside diameter of the tube.The finished tubes shall not include welds used for joining together lengths of the hot or cold rolled strip orplate prior to forming except that for helically welded.For helycally welded submerged arc welded (SAWH) tubes, when the weld joining lengths of strip are part ofthe delivered tube, they shall have the welding procedure qualified in accordance with annex A and the weldshall be subjected to the same inspection and testing as the helical weld.7.3.3Welding shall be carried out by suitably qualified personnel in accordance with suitable operatingprocedures.For pressure equipment in categories II, III, and IV, (of Directive 97/23-EC) the operating procedures and thepersonnel shall be approved by a competent third-party. Tubes not conforming to this requirement shall bemarked “C 1”.7.3.4The welding procedure for SAW tubes shall be qualified in accordance with Annex A.7.3.5The delivery condition of tubes covered by this Part of EN 10217 are shown in Table 1SIST EN 10217-5:2003
EN 10217-5:2002 (E)9Table 1 — Tube manufacturing process, route and delivery conditionManufacturing processManufacturing routeRouteN°processsymbolsStarting materialForming operationDelivery condition1Submerged arcweldedSAWAs (hot) rolled plate or stripCold formedNormalised(entire tube)2°Normalising rolled plate
orstrip2b longitudinal seam SAWLNormalised plate or stripCold formedWithout subsequentheat treatment a3 helical seam SAWHAs (hot) rolled plate or stripNormalised or normalisingrolled plate or stripNormalising formed bWithout subsequentheat treatment aaStress relieving treatment on the weld is permissiblebOnly applicable to SAWL tubes8 Requirements8.1 GeneralWhen supplied in a delivery condition indicated in clause 7.3 and inspected in accordance with 9, 10 and 11,the tubes shall conform to the requirements of this Part EN 10217.Tubes shall be suitable for hot and cold bending provided the bending is carried out in an appropriatemanner.In addition, the general technical delivery requirements specified in EN 10021 shall apply.8.2 Chemical composition8.2.1 Cast analysisThe cast analysis reported by the steel producer shall apply and conform to the requirements of Table 2.NOTE. When welding tubes produced in accordance with this Part of EN 10217, account should be taken ofthe fact that the behaviour of the steel during and after welding is dependent not only on the steel, but alsoon the applied heat treatment and the conditions of preparing for and carrying out the welding.8.2.2 Product analysisOption 3: A product analysis for the tube shall be supplied.Table 3 specifies the permissible deviations of the product analysis from the specified limits on cast analysisgiven in Table 2.SIST EN 10217-5:2003
EN 10217-5:2002 (E)10Table 2 — Chemical composition (cast analysis) a, in % by massSteel gradeCSiMnPSCrMoNiAl totCu bNbTiVCr+Cu+Mo+NiSteel nameSteel numbermaxmaxmaxmaxmaxmaxmaxmaxmaxmaxP235GH1.0345 0,160,35 1,200,0250,0200,30 0,080,30 0,020 c0,300,010 d0,03 d0,02 d0,70P265GH1.0425 0,200,40 1,400,0250,0200,30 0,080,30 0,020 c0,300,010 d0,03 d0,02 d0,7016Mo31.54150,12 to 0,20 e0,350,40 to 0,900,0250,0200,300,25 to 0,350,30 0,0400,30----aElements not included in this Table shall not be intentionally added to the steel without the agreement of the purchaser, except for elements which may be added for finishing the cast. Allappropriate measures shall be taken to prevent the addition of undesirable elements from scrap or other materials used in the steel making process.bOption 2: In order to facilitate subsequent forming operation, an agreed maximum copper content lower than indicated and an agreed specified maximum tin content shall apply.cThis requirement is not applicable provided the steel contains a sufficient amount of other nitrogen binding elements which shall be reported. When using titanium, the producer shall verifythat (Al+Ti/2)
0,020%.dThe content of these elements needs not to be reported unless intentionally added to the cast.eFor wall thickness
30 mm the carbon content may be increased by 0,02 % for cast and product analysis.SIST EN 10217-5:2003
EN 10217-5:2002 (E)11Table 3 — Permissible deviations of the product analysis from specified limits on cast analysis givenin Table 2ElementLimiting value for the castanalysis in accordance withTable 2% by massPermissible deviation of the productanalysis% by massC 0,20
0,02Si 0,40 0,05Mn 1,00
0,05 1,00 up to
1,40+
0,10P 0,025+ 0,005S 0,020+ 0,005Al 0,040 0,005Cr 0,30 0,05Cu 0,30+ 0,05Mo 0,35 0,03Nb 0,010 0,005Ni 0,30
0,05Ti 0,03+ 0,01V 0,02+ 0,018.3 Mechanical properties8.3.1 Mechanical properties at and below room temperatureThe mechanical properties at and below room temperature of the tubes of this Part of EN 10217 shallconform to the requirements in Table 4 and in clause 11.4.8.3.2 Proof strength at elevated temperatureThe minimum proof strength Rp0,2 values at elevated temperature are given in Table 5.SIST EN 10217-5:2003
EN 10217-5:2002 (E)12Table 4 — Mechanical properties at room temperature for wall thickness T up to and including 40 mmSteel gradeTensile properties at room temperatureImpact properties a bSteel
nameSteel numberUpper yield strength or proofstrengthReH or Rp0,2
for T (mm)min.Tensile StrengthRmElongationaAmin.Minimum average absorbed energyKV.Jat a temperature of
°CT
1616 < T
40%ltMPa *MPa *MPa *lt200-10200P235GH1.0345235225360 to 5002523-40 c28 d-27 cP265GH1.0425265255410 to 5702321-40 c28 d-27 c16Mo31.5415280270450 to 600222040 c--27 c-al = longitudinal
t = transversebTo be verified when options 4 and/or 5 is/are specified.cOption 4: Impact energy shall be verified.dOption 5: Longitudinal impact energy shall be verified.*1 MPa = 1 N/mm2SIST EN 10217-5:2003
EN 10217-5:2002 (E)13Table 5 — Minimum proof strength
Rp0,2 values at elevated temperature for wall thickness T up to andincluding 40 mmSteel gradeMinimum proof strength Rp0,2 aMPa *at temperature of
°CSteel nameSteel number100150200250300350400P235GH1.0345198187170150132120112P265GH1.042522621319217115414113416Mo31.5415243237224205173159156a Option 6 : Proof strength Rp0,2 shall be verified at the testing temperature agreed
at the time ofenquiry and order* 1 MPa = 1 N/mm28.4 Appearance and internal soundness8.4.1 GeneralThe weld area shall be free from cracks, lack of fusion and lack of penetration.8.4.2 Appearance8.4.2.1The tubes shall be free from external and internal surface defects that can be detected by visualexamination.8.4.2.2The internal and external surface finish of the tubes shall be typical of the manufacturing process and,where applicable, the heat treatment employed. Normally the finish and surface condition shall be such that anysurface imperfections requiring dressing can be identified.8.4.2.3It shall be permissible to dress only by grinding or machining surface imperfections provided that afterdoing so, the wall thickness in the dressed area is not less than the specified minimum wall thickness. All dressedareas shall
blend smoothly into the contour of the tube.8.4.2.4Any surface imperfection, which is demonstrated to be deeper than 5 % of the wall thickness T or 3mm whichever is the smaller, shall be dressed.This requirement does not apply to surface imperfection with a depth equal or less 0,3 mm.8.4.2.5Surface imperfections which encroach on the specified minimum wall thickness shall be considereddefects and tubes containing these shall be deemed not to conform to with this Part of EN 10217.8.4.2.6Repairs of the weld seam are permitted in accordance with an established and agreed procedure.8.4.3 Internal soundness8.4.3.1 Leak TightnessThe tubes shall pass a hydrostatic test (see 11.6) for
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