Licensed Copy: sheffieldun sheffieldun, na, Thu Sep 21 06:55:05 BST 2006, Uncontrolled Copy, (c) BSI. English version

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1 EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM EN My 2002 Licensed Copy: sheffieldun sheffieldun, n, Thu Sep 21 06:55:05 BST 2006, Uncontrolled Copy, (c) BSI ICS Tuyuteries industrielles métlliques - Prtie 2: Mtériux This Europen Stndrd ws pproved by CEN on 23 My English version Metllic industril piping - Prt 2: Mterils Metllische industrielle Rohrleitungen - Teil 2: Werkstoffe CEN members re bound to comply with the CEN/CENELEC Internl Regultions which stipulte the conditions for giving this Europen Stndrd the sttus of ntionl stndrd without ny ltertion. Up-to-dte lists nd bibliogrphicl references concerning such ntionl stndrds my be obtined on ppliction to the Mngement Centre or to ny CEN member. This Europen Stndrd exists in three officil versions (English, French, Germn). A version in ny other lnguge mde by trnsltion under the responsibility of CEN member into its own lnguge nd notified to the Mngement Centre hs the sme sttus s the officil versions. CEN members re the ntionl stndrds bodies of Austri, Belgium, Czech Republic, Denmrk, Finlnd, Frnce, Germny, Greece, Icelnd, Irelnd, Itly, Luxembourg, Mlt, Netherlnds, Norwy, Portugl, Spin, Sweden, Switzerlnd nd United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMITÉ EUROPÉEN DE NORMALISATION EUROPÄISCHES KOMITEE FÜR NORMUNG Mngement Centre: rue de Stssrt, 36 B-1050 Brussels 2002 CEN All rights of exploittion in ny form nd by ny mens reserved worldwide for CEN ntionl Members. Ref. No. EN :2002 E

2 Licensed Copy: sheffieldun sheffieldun, n, Thu Sep 21 06:55:05 BST 2006, Uncontrolled Copy, (c) BSI Contents Foreword Scope Normtive references Terms, definitions, symbols nd units Requirements for mterils to be used for pressure contining prts in industril piping Requirements for mterils to be used for non-pressure prts...13 Annex A (normtive) Metllic mterils for industril piping systems grouping system nd Europen stndrdized steels...14 Annex B (normtive) Requirements for prevention of brittle frcture...29 Annex C (normtive) Provisionl technicl delivery conditions for cld products for pressure purposes...49 Annex ZA (informtive) Cluses of this Europen Stndrd ddressing essentil sfety requirements or other provisions of EU directives

3 Licensed Copy: sheffieldun sheffieldun, n, Thu Sep 21 06:55:05 BST 2006, Uncontrolled Copy, (c) BSI Foreword This document (EN :2002) hs been prepred by Technicl Committee CEN/TC 267 "Industril piping nd pipelines", the secretrit of which is held by AFNOR. This Europen Stndrd shll be given the sttus of ntionl stndrd, either by publiction of n identicl text or by endorsement, t the ltest by November 2002, nd conflicting ntionl stndrds shll be withdrwn t the ltest by November This document hs been prepred under mndte given to CEN by the Europen Commission nd the Europen Free Trde Assocition, nd supports essentil requirements of EU Directive(s). For reltionship with EU Directive(s), see informtive nnex ZA, which is n integrl prt of this document. In this stndrd the Annexes A, B nd C re normtive. This Europen Stndrd EN for metllic industril piping consists of seven interdependent nd not dissocible Prts which re: Prt 1: Generl. Prt 2: Mterils. Prt 3: Design. Prt 4: Fbriction nd instlltion. Prt 5: Inspection nd testing. Prt 6: Additionl requirements for buried piping. CEN/TR , Guidnce on the use of conformity ssessment procedures. According to the CEN/CENELEC Internl Regultions, the ntionl stndrds orgniztions of the following countries re bound to implement this Europen Stndrd: Austri, Belgium, Czech Republic, Denmrk, Finlnd, Frnce, Germny, Greece, Icelnd, Irelnd, Itly, Luxembourg, Mlt, Netherlnds, Norwy, Portugl, Spin, Sweden, Switzerlnd nd the United Kingdom. 3

4 Issue 6 ( ) 1 Scope Licensed Copy: sheffieldun sheffieldun, n, Thu Sep 21 06:55:05 BST 2006, Uncontrolled Copy, (c) BSI This Prt of this Europen Stndrd specifies the requirements for mterils (including metllic cld mterils) for industril piping nd supports covered by EN mnufctured from of metllic mterils. It is currently limited to steels with sufficient ductility. NOTE Other mterils will be dded lter by mendments. It specifies the requirements for the selection, inspection, testing nd mrking of metllic mterils for the fbriction of industril piping. 2 Normtive references This Europen Stndrd incorportes by dted or undted reference provisions from other publictions. These normtive references re cited t the pproprite plces in the text nd the publictions re listed herefter. For dted references, subsequent mendments to or revisions of ny of these publictions pply to this Europen Stndrd only when incorported in it by mendment or revision. For undted references the ltest edition of the publiction referred to pplies (including mendments). EN 288-3, Specifiction nd pprovl of welding procedures for metllic mteril Prt 3: Welding procedure tests for the rc welding of steels. EN 764-3, Pressure equipment Terminology Prt 3: Definition of prties involved. EN , Flt products mde of steels for pressure purposes Prt 1: Generl requirements. EN , Flt products mde of steels for pressure purposes Prt 2: Non-lloy nd lloy steels with specified elevted temperture properties. EN , Flt products mde of steels for pressure purposes Prt 3: Weldble fine grin steels, normlized. EN , Flt products mde of steels for pressure purposes Prt 4: Nickel lloyed steels with specified low temperture properties. EN , Flt products mde of steels for pressure purposes Prt 5: Weldble fine grin steels, thermomechniclly rolled. EN , Flt products mde of steels for pressure purposes Prt 6: Weldble fine grin steels, quenched nd tempered. EN , Flt products mde of steels for pressure purposes Prt 7: Stinless steels. 4

5 EN , Metllic mterils Chrpy impct test Prt 1: Test method. EN 10164, Steel products with improved deformtion properties perpendiculr to the surfce of the product Technicl delivery conditions. Licensed Copy: sheffieldun sheffieldun, n, Thu Sep 21 06:55:05 BST 2006, Uncontrolled Copy, (c) BSI EN 10204, Metllic mterils Types of inspection documents. EN , Technicl delivery conditions for steel cstings for pressure purposes Prt 1: Generl. EN , Technicl delivery conditions for steel cstings for pressure purposes Prt 2: Steel grdes for use t room temperture nd elevted tempertures. EN , Technicl delivery conditions for steel cstings for pressure purposes Prt 3: Steel grdes for use t low tempertures. EN , Technicl delivery conditions for steel cstings for pressure purposes Prt 4: Austenitic nd ustenitic-ferritic steel grdes. EN , Semless steel tubes for pressure purposes Technicl delivery conditions Prt 1: Non-lloy steel tubes with specified room temperture properties. EN , Semless steel tubes for pressure purposes Technicl delivery conditions Prt 2: Non-lloy nd lloy steel tubes with specified elevted temperture properties. EN , Semless steel tubes for pressure purposes Technicl delivery conditions Prt 3: Alloy fine grin steel tubes. EN , Semless steel tubes for pressure purposes Technicl delivery conditions Prt 4: Non-lloy nd lloy steel tubes with specified low temperture properties. pren , Semless steel tubes for pressure purposes Technicl delivery conditions Prt 5: Stinless steel tubes. EN , Welded steel tubes for pressure purposes Technicl delivery conditions Prt 1: Non-lloy steel tubes with specified room temperture properties. EN , Welded steel tubes for pressure purposes Technicl delivery conditions Prt 2: Electric welded non-lloy nd lloy steel tubes with specified elevted temperture properties. EN , Welded steel tubes for pressure purposes Technicl delivery conditions Prt 3: Alloy fine grin steel tubes. EN , Welded steel tubes for pressure purposes Technicl delivery conditions Prt 4: Electric welded non-lloy steel tubes with specified low temperture properties. pren , Welded steel tubes for pressure purposes Technicl delivery conditions Prt 5: Submerged rc welded non-lloy nd lloy steel tubes with specified elevted temperture properties. EN Welded steel tubes for pressure purposes Technicl delivery conditions Prt 6: Submerged rc welded non-lloy steel tubes with specified low temperture properties. 5

6 EN , Welded steel tubes for pressure purposes Technicl delivery conditions Prt 7: Stinless steel tubes. EN , Steel forgings for pressure purposes Prt 1: Generl requirements for open die forgings. Licensed Copy: sheffieldun sheffieldun, n, Thu Sep 21 06:55:05 BST 2006, Uncontrolled Copy, (c) BSI EN , Steel forgings for pressure purposes Prt 2: Ferritic nd mrtensitic steels with specified elevted temperture properties. EN , Steel forgings for pressure purposes Prt 3: Nickel steels with specified low temperture properties. EN , Steel forgings for pressure purposes Prt 4: Weldble fine grin steels with high proof strength. EN , Steel forgings for pressure purposes Prt 5: Mrtensitic, ustenitic nd ustenitic-ferritic stinless steels. pren , Butt welding pipe fittings Prt 2: Wrought crbon nd ferritic lloy steel with specific inspection requirements. EN 10269, Steels nd nickel lloys for fsteners with specified elevted nd/or low temperture properties. EN 10272, Stinless steel brs for pressure purposes. EN 10273, Hot rolled weldble steel brs for pressure purposes with specified elevted temperture properties. EN 12074, Welding consumbles Qulity requirements for mnufcture, supply nd distribution of consumbles for welding nd llied processes. pren , Welding consumbles Test methods nd qulity requirements for conformity evlution of consumbles Prt 1: Primry methods nd evlution. EN , Metllic industril piping Prt 1: Generl. EN :2002, Metllic industril piping Prt 3: Design nd clcultion. EN :2002, Metllic industril piping Prt 4: Fbriction nd instlltion. EN :2002, Metllic industril piping Prt 5: Inspection nd testing. EN ISO , Steel Conversion of elongtion vlues Prt 1: Crbon nd low lloy steels (ISO :1984). EN ISO , Steel Conversion of elongtion vlues Prt 2: Austenitic steels (ISO :1984). CR ISO 15608, Welding Guidelines for metllic mteril grouping system (ISO/TR 15608:2000). 3 Terms, definitions, symbols nd units 3.1 Terms nd definitions For the purposes of this Prt of this Europen Stndrd the terms nd definitions given in EN , EN 764-3, nd the following definitions pply. 6

7 3.1.1 minimum metl temperture lowest temperture determined for ny of the following conditions: Licensed Copy: sheffieldun sheffieldun, n, Thu Sep 21 06:55:05 BST 2006, Uncontrolled Copy, (c) BSI norml opertions; strt up nd shut down procedures; possible process upsets, such s flshings of fluid, which hve n tmospheric boiling point below 0 C; during pressure or lek testing. NOTE see lso nd temperture djustment term temperture relevnt to the clcultion of the design reference temperture R nd dependent on the clculted tensile membrne stress t the pproprite minimum metl temperture. NOTE 1 Vlues for temperture djustment term S re given in Tble B.2-3. NOTE 2 For tensile membrne stress reference is mde to EN :2002, cluse design reference temperture temperture used for determining the impct energy requirements nd determined by dding the temperture djustment S to the minimum metl temperture M impct test temperture temperture t which the required resistnce to impct energy is chieved. NOTE See B impct rupture energy energy bsorbed by smple of mteril when subjected to Chrpy-V-notch impct test in ccordnce with EN reference thickness thickness of component to be used to relte the design reference temperture R of the component with its required impct test temperture KV. NOTE 1 See Tble B.2-1 nd Figures B to B NOTE 2 the reference thickness e B, defined in Tble B.4-1, is bsed on the nominl thickness (including corrosion llownce). For butt welded components e B is the nominl wll thickness of the component t the edge of the weld preprtion. 7

8 3.2 Symbols nd units Licensed Copy: sheffieldun sheffieldun, n, Thu Sep 21 06:55:05 BST 2006, Uncontrolled Copy, (c) BSI For the purposes of this Prt of this Europen Stndrd, the symbols nd units of EN pply together with those given in Tble Tble Symbols nd units Symbol Chrcteristic Unit K Form fctor b width mm C constnt e B reference thickness mm G sher modulus N/mm 2 HB Brinell hrdness HV Vickers hrdness h mximum permissible reinforcement of weld mm KV Impct rupture energy J L o length (guge length) mm P pressure br P LM prmeter ccording to Lrson-Miller R e yield strength N/mm 2 R m T t creep rupture strength for T in h t temperture t N/mm 2 S 0 originl cross section re mm 2 t M minimum metl temperture C t KV mteril impct test temperture C t R design reference temperture C t S temperture djustment term C liner expnsion coefficient K -1 strin % NOTE 1 N/mm 2 = 1 MP 4 Requirements for mterils to be used for pressure contining prts in industril piping 4.1 Generl Mterils to be used for pressure contining prts in industril piping shll meet the generl requirements of 4.1 nd the specil provisions of 4.2 if pplicble. Mterils for pressure contining prts shll be ordered complying with the technicl delivery conditions in 4.3. Mrking of mterils for pressure contining prts shll be performed in ccordnce with 4.4. Mterils shll be selected in ccordnce with Annex A. 8

9 Mterils shll be selected to be comptible with nticipted fbriction steps nd to be suitble for the internl fluid nd externl environment. Both norml operting conditions nd trnsient conditions occurring during fbriction, trnsport, testing, commissioning nd decommissioning shll be tken into ccount when specifying the mterils. Licensed Copy: sheffieldun sheffieldun, n, Thu Sep 21 06:55:05 BST 2006, Uncontrolled Copy, (c) BSI NOTE 1 The requirements of 4.1 nd 4.2 should lso be fulfilled when technicl delivery conditions re developed for Europen Stndrds for mterils, Europen Approvl of Mterils or Prticulr Mteril Apprisls. NOTE 2 When technicl delivery conditions for pressure-contining prts re developed, the structure nd requirements of EN should be met. Exceptions should be techniclly justified. The mterils shll be grouped in ccordnce with CR ISO to relte mnufcturing nd inspection requirements to generic mteril types. NOTE 3 Mterils hve been llocted into these groups in ccordnce with their chemicl composition nd properties in reltion to mnufcture nd het tretment fter welding Mterils for pressure contining prts complint with the requirements of this Europen Stndrd shll be certified on the bsis of EN NOTE The certifiction should be in ccordnce with EN The products shll be free from surfce nd internl defects which might impir their usbility The specified minimum elongtion of the steel fter frcture shll be: 14 % 16 % for the trnsverse direction; nd for the longitudinl direction, or where this is the less criticl direction, the trnsverse direction; when mesured on guge length, L 0, clculted s follows: where 5,65 L 0 S 0 (4.1-1) 0 is the originl cross sectionl re within the guge length in order to fulfil formul However, lower elongtion vlues thn specified in 4.1 (e. g. for fsteners or cstings) my lso be pplied, provided tht pproprite mesures shll be tken by the prties concerned to compenste for these lower vlues nd tht complince with the specific requirements is verifible. NOTE Exmples of pproprite mesures: ppliction of higher sfety fctors in design; performnce of pproprite burst tests to demonstrte ductile mteril behviour When mesured on guge length other thn tht stted in 4.1.4, the minimum elongtion fter frcture shll be determined by converting the elongtion given in in ccordnce with: EN ISO for crbon nd low lloy steels; EN ISO for ustenitic steels. 9

10 4.1.6 Steels shll hve specified minimum impct energy mesured on Chrpy V-notch impct test specimen (EN ) tht is: 27 J for ferritic nd 1,5 % to 5 % Ni lloyed steels; Licensed Copy: sheffieldun sheffieldun, n, Thu Sep 21 06:55:05 BST 2006, Uncontrolled Copy, (c) BSI 40 J for steels of mteril groups 8, 9.3 nd 10, t test temperture in ccordnce with Annex B, but not higher thn 20 C. The other requirements of Annex B shll lso pply The chemicl composition of steels intended for welding or forming shll not exceed the vlues given in Tble Exceptions shll be techniclly justified. Tble Mximum crbon, phosphorus nd sulphur content for steel intended for welding or forming Mteril group Mximum content of cst nlysis (ccording to Tble A.1) % C % P % S Steel (1 to 6 nd 9) Ferritic stinless steels (7.1) Mrtensitic stinless steels (7.2) Austenitic stinless steels (8.1) Austenitic stinless steels (8.2) Austenitic-ferritic stinless steels (10) 0,23 0,035 0,025 0,08 0,040 0,015 0,06 0,040 0,015 0,08 0,045 0,015 b 0,10 0,035 0,015 0,030 0,035 0,015 Mximum content of product nlysis 0,25 %. b For products to be mchined controlled sulphur content of 0,015 % to 0,030 % is permitted by greement provided the resistnce to corrosion is stisfied for the intended purpose. 4.2 Specil provisions Specil properties Generl Where the behviour of mteril cn be ffected by mnufcturing processes or operting conditions, to n extent tht would dversely ffect the sfety or service life of the piping system, this shll be tken into considertion when specifying the mteril. 10

11 Adverse effects cn rise from: mnufcturing processes: e.g. degree of cold forming, het tretment; Licensed Copy: sheffieldun sheffieldun, n, Thu Sep 21 06:55:05 BST 2006, Uncontrolled Copy, (c) BSI operting conditions: e.g. hydrogen embrittlement, corrosion, scling, geing behviour fter cold forming Lmellr tering Where lmellr tering due to the joint design nd loding needs to be ddressed (see EN :2002, ), steels shll be used which hve improved deformtion properties perpendiculr to the surfce shll be specified nd verified in ccordnce with EN NOTE For guidnce see pren Design temperture bove 20 C A mteril shll only be used for pressure prts within the rnge of tempertures for which the mteril properties required by EN re defined in the technicl specifiction for the mteril. If the technicl delivery condition does not contin the specific mteril vlues required for the design temperture s the vlues required in EN for the design shll be determined by liner interpoltion between the two djcent vlues. Vlues shll not be rounded up. For other thn ustenitic nd ustenitic-ferritic stinless steels, the specified vlue of R eh (R p0,2 ) t room temperture my be used for tempertures less thn or equl to 50 C. Interpoltion for design tempertures between 50 C nd 100 C shll be performed with the vlues of R eh t room temperture nd t 100 C, nd using 20 C s the strting point for interpoltion. Above 100 C liner interpoltion shll be performed between the tbulted vlues given in the pproprite mteril stndrds. In the cse of creep rupture strength vlues or strength vlues for plstic strin in given time, liner interpoltion shll be permissible only if the difference between the two tempertures serving s strting points for the interpoltion is equl to or less thn 10 C Mterils in the creep rnge shll not be used unless the creep rupture strength vlues or strength vlues for plstic strin needed for design re specified in the bse mteril specifiction. The mnufcturer of the piping system instlltion shll be ssured by the mteril supplier tht the mteril supplied is cpble of complying with specified properties (within the norml sctter bnd) by sttement tht the mnufcturing processes hve remined equivlent to those for the steel for which the test results were obtined Prevention of brittle frcture The requirements given in Annex B shll pply Specific requirements for fsteners Fsteners includes bolts, studs nd nuts. Free cutting steel shll not be used. Fsteners mde of crbon steel or low lloyed ferritic steel with > 3,5 % nickel shll not be used bove 300 C. The specified minimum tensile strength of br mteril of ferritic nd mrtensitic steel for bolts shll not exceed N/mm 2. The minimum elongtion fter frcture of br mteril shll be t lest 14%. 11

12 Impct requirements for ferritic steels shll be in ccordnce with in B Bolt mteril with design temperture below 160 C shll be impct tested t 196 C. Licensed Copy: sheffieldun sheffieldun, n, Thu Sep 21 06:55:05 BST 2006, Uncontrolled Copy, (c) BSI Hydrogen embrittlement, ftigue or relxtion properties shll be tken into ccount where pproprite. NOTE Detiled requirements on the surfce condition nd internl soundness of the br cn be necessry for some pplictions Lined piping The pressure contining steel of lined industril piping need not be suitble for the internl fluid if the lining provides lek tight continment during opertion. 4.3 Technicl delivery conditions Europen Stndrds The Europen Stndrds for pltes, strip, brs, tubes, fittings, forgings, cstings, flnges, vlve bodies nd other pressure ccessories for pressure prts shll be used to the limittions specified in Tble A.3, for the supply of mterils for use in piping system. NOTE Tble A.2 contins n informtive summry of the Europen Stndrds for mterils referred to. Specil provisions due to fbriction nd opertion shll be tken into ccount, if pproprite Europen Approvl for Mterils A mteril specified in n EMDS for piping system shll only be used within its rnge of ppliction Prticulr Mteril Apprisls Mterils other thn those specified in nd my lso be used provided tht they hve been ccepted by prticulr mteril pprisl Cld products Technicl delivery conditions for cld products for pressure prts shll be in ccordnce with the requirements of Annex C. NOTE 1 Europen Stndrds specifying technicl delivery conditions for cld products for pressure purposes re not currently vilble. NOTE 2 [4] Exmples of documents covering technicl delivery condition for cld steels re given within the publictions [2] to Technicl delivery conditions for welding consumbles Technicl delivery conditions for welding consumbles used for the welding of pressure prts nd ttchments to pressure prts shll be in ccordnce with EN nd pren NOTE Equivlent ntionl/interntionl specifictions re ccepted which fulfil the sme criteri with respect to the requirements for the Qulity System nd the requirements for mnufcture, supply distribution, test methods nd evlution of consumbles. 12

13 4.4 Mrking Licensed Copy: sheffieldun sheffieldun, n, Thu Sep 21 06:55:05 BST 2006, Uncontrolled Copy, (c) BSI The mrking of the products or delivery units shll ensure trcebility between the product or delivery unit nd the inspection documents. For Europen stndrdized mterils, the mrking shll fulfil the requirements of the relevnt stndrd. For mterils not contined in Europen stndrd the mrking shll t lest contin: the mteril specifiction (reference, mteril designtion); the mnufcturer's nme or mrk; the stmp of the inspection representtive, if pplicble. For mteril supplied with specific inspection the mrking shll include n identifiction which permits the correltion between the product or delivery unit nd the relevnt inspection document. 5 Requirements for mterils to be used for non-pressure prts For non-pressure prts, e.g. supporting lugs, skirts, bffles nd similr prts welded to industril piping, nd for welding consumbles, mterils shll be used which re supplied to mteril specifictions covering t lest the requirements for the chemicl composition nd the tensile properties. These mterils shll not limit the operting conditions of the mteril to which they re ttched. 13

14 Annex A (normtive) Licensed Copy: sheffieldun sheffieldun, n, Thu Sep 21 06:55:05 BST 2006, Uncontrolled Copy, (c) BSI Metllic mterils for industril piping systems grouping system nd Europen stndrdized steels A.1 Grouping of metllic mterils for industril piping systems Steels shll be grouped s shown in Tble A.1. NOTE Other mterils will be dded lter by mendments. A.2 Europen Stndrds for steels for industril piping Tble A.2 contins n informtive survey of Europen Stndrds for steels for industril piping. A.3 Europen stndrdized steels grouped ccording to product forms The requirements for pressurized prts of industril piping covered by this Europen Stndrd shll be fulfilled by steel products in ccordnce with Tble A.3. 14

15 Tble A.1 Grouping system for metllic mterils for welded industril piping systems Group Sub-group Type of steel Licensed Copy: sheffieldun sheffieldun, n, Thu Sep 21 06:55:05 BST 2006, Uncontrolled Copy, (c) BSI 1 Steels with specified minimum yield strength R eh 460 N/mm² b nd with nlysis in % : C 0,25 Si 0,60 Mn 1,70 Mo 0,70 c S 0,045 P 0,045 Cu 0,40 c Ni 0,5 c Cr 0,3 (0,4 for cstings) c Nb 0,05 V 0,12 c Ti 0, Steels with specified minimum specified yield strength R eh 275 N/mm² 1.2 Steels with specified minimum yield strength 275 N/mm² < R eh 360 N/mm² 1.3 Normlized fine grin steels with specified minimum yield strength R eh > 360 N/mm² 1.4 Steels with improved tmospheric corrosion resistnce whose nlysis my exceed the requirements for the single elements s indicted under 1 2 Thermomechniclly treted fine grin steels nd cst steels with specified minimum yield strength R eh > 360 N/mm² 2.1 Thermomechniclly treted fine grin steels nd cst steels with specified minimum yield strength 360 N/mm² < R eh 460 N/mm² 2.2 Thermomechniclly treted fine grin steels nd cst steels with specified minimum yield strength R eh > 460 N/mm² 3 Quenched nd tempered steels nd precipittion hrdened steels except stinless steels with specified minimum yield strength R eh > 360 N/mm² 3.1 Quenched nd tempered steels with specified minimum yield strength 360 N/mm < R eh 690 N/mm² 3.2 Quenched nd tempered steels with specified minimum yield strength R eh > 690 N/mm² 3.3 Precipittion hrdened steels except stinless steels 4 Low vndium lloyed Cr-Mo-(Ni) steels with Mo 0,7 % nd V 0,1 % 4.1 Steels with Cr 0,3 % nd Ni 0,7 % 4.2 Steels with Cr 0,7 % nd Ni 1,5 % (continued) 15

16 Tble A.1 (concluded) Group Sub-group Type of steel 5 Cr-Mo steels free of vndium with C 0,35 % d Licensed Copy: sheffieldun sheffieldun, n, Thu Sep 21 06:55:05 BST 2006, Uncontrolled Copy, (c) BSI 5.1 Steels with 0,75 % Cr 1,5 % nd Mo 0,7 % 5.2 Steels with 1,5 % < Cr 3,5 % nd 0,7 % < Mo 1,2 % 5.3 Steels with 3,5 % < Cr 7,0 % nd 0,4 % < Mo 0,7 % 5.4 Steels with 7,0 % < Cr 10,0 % nd 0,7 % < Mo 1,2 % 6 High vndium lloyed Cr-Mo-(Ni) steels 6.1 Steels with 0,3 % Cr 0,75 %, Mo 0,7 % nd V 0,35 % 6.2 Steels with 0,75 % < Cr 3,5 %, 0,7 % < Mo 1,2 % nd V 0,35 % 6.3 Steels with 3,5 % < Cr 7,0 %, Mo 0,7 % nd 0,45 % V 0,55 % 6.4 Steels with 7,0 % < Cr 12,5 %, 0,7 % < Mo 1,2 % nd V 0,35 % 7 Ferritic, mrtensitic or precipittion hrdened stinless steels with C 0,35 % nd 10,5 % Cr 30 % 7.1 Ferritic stinless steels 7.2 Mrtensitic stinless steels 7.3 Precipittion hrdened stinless steels 8 Austenitic steels 8.1 Austenitic stinless steels with Cr 19 % 8.2 Austenitic stinless steels with Cr > 19 % 8.3 Mngnese ustenitic stinless steels with 4 % < Mn 12 % 9 Nickel lloyed steels with Ni 10,0 % 9.1 Nickel lloyed steels with Ni 3,0 % 9.2 Nickel lloyed steels with 3,0 % < Ni 8,0 % 9.3 Nickel lloyed steels with 8,0 % < Ni 10,0 % 10 Austenitic-ferritic stinless steels (duplex) 10.1 Austenitic-ferritic stinless steels with Cr 24 % 10.2 Austenitic-ferritic stinless steels with Cr > 24 % 11 Steels covered by group 1 e except 0,25 % < C 0,5 % 11.1 Steels s indicted under 11 with 0,25 % C 0,35 % 11.2 Steels s indicted under 11 with 0,35 % C 0,5 % This tble is reprint of CR ISO 15608: b In ccordnce with the specifiction of the steel product stndrds, R eh my be replced by R p0,2 or R p0,5. c d e A higher vlue is ccepted provided tht Cr + Mo + Ni + Cu + V 0,75 %. "Free of vndium" mens not delibertely dded to the mteril. A higher vlue is ccepted provided tht Cr + Mo + Ni + Cu + V 1 %. 16

17 Licensed Copy: sheffieldun sheffieldun, n, Thu Sep 21 06:55:05 BST 2006, Uncontrolled Copy, (c) BSI EN :2002 (E) Tble A.2 Europen Stndrds for steels for industril piping Product form Generl requirements Room temperture grdes Elevted temperture grdes Normlized Thermomechniclly treted Fine grin steels Low temperture grdes Quenched nd tempered Stinless steels Plte nd strip EN EN EN EN EN EN EN Rolled br EN EN Semless tube EN EN EN EN EN pren Electric welded tube EN EN EN EN Submerged rc welded tube EN pren EN EN Fusion welded tube EN Fitting pren pren pren pren pren pren Forging including forged brs EN EN EN EN pren Csting EN EN EN EN Steel for fstener EN EN EN room temperture vlues re given in ll stndrds referred to in this tble 17

18 Licensed Copy: sheffieldun sheffieldun, n, Thu Sep 21 06:55:05 BST 2006, Uncontrolled Copy, (c) BSI EN :2002 (E) Tble A.3 Europen stndrdized steels grouped ccording to product forms No Product form Europen Stndrd Mteril description Grde Mteril number Het tretment conditions Thickness mm min mx Mteril Group to CR ISO plte nd strip EN elevted temperture properties P235GH N plte nd strip EN elevted temperture properties P265GH N plte nd strip EN elevted temperture properties 16Mo N plte nd strip EN elevted temperture properties P295GH N plte nd strip EN elevted temperture properties P355GH N plte nd strip EN elevted temperture properties 13CrMo NT plte nd strip EN elevted temperture properties 13CrMo NT QT plte nd strip EN elevted temperture properties 13CrMo QT plte nd strip EN elevted temperture properties 10CrMo NT plte nd strip EN elevted temperture properties 10CrMo NT QT plte nd strip EN elevted temperture properties 10CrMo QT plte nd strip EN elevted temperture properties 11CrMo NT QT plte nd strip EN elevted temperture properties 11CrMo QT plte nd strip EN fine grin steel normlized P275N N plte nd strip EN fine grin steel normlized P275NH N plte nd strip EN fine grin steel normlized P275NL N plte nd strip EN fine grin steel normlized P275NL N plte nd strip EN fine grin steel normlized P355N N plte nd strip EN fine grin steel normlized P355NH N plte nd strip EN fine grin steel normlized P355NL N plte nd strip EN fine grin steel normlized P355NL N plte nd strip EN fine grin steel normlized P460N N plte nd strip EN fine grin steel normlized P460NH N plte nd strip EN fine grin steel normlized P460NL N plte nd strip EN fine grin steel normlized P460NL N plte nd strip EN low temperture properties 11MnNi N NT plte nd strip EN low temperture properties 13MnNi N NT plte nd strip EN low temperture properties 15NiMn N NT QT plte nd strip EN low temperture properties 12Ni N NT QT plte nd strip EN low temperture properties 12Ni N NT QT plte nd strip EN low temperture properties X8Ni NNT QT plte nd strip EN low temperture properties X7Ni QT plte nd strip EN fine grin steel, quenched/tempered P355Q QT plte nd strip EN fine grin steel, quenched/tempered P355QH QT plte nd strip EN fine grin steel, quenched/tempered P355QL QT Notes f

19 Licensed Copy: sheffieldun sheffieldun, n, Thu Sep 21 06:55:05 BST 2006, Uncontrolled Copy, (c) BSI EN :2002 (E) No Product form Europen Stndrd Mteril description Grde Mteril number Het tretment conditions Thickness mm min mx Mteril Group to CR ISO Notes 36 plte nd strip EN fine grin steel, quenched/tempered P355QL QT plte nd strip EN fine grin steel, quenched/tempered P460Q QT plte nd strip EN fine grin steel, quenched/tempered P460QH QT plte nd strip EN fine grin steel, quenched/tempered P460QL QT plte nd strip EN fine grin steel, quenched/tempered P460QL QT plte nd strip EN fine grin steel, quenched/tempered P500Q QT plte nd strip EN fine grin steel, quenched/tempered P500QH QT plte nd strip EN fine grin steel, quenched/tempered P500QL QT plte nd strip EN fine grin steel, quenched/tempered P500QL QT plte nd strip EN stinless steel, ustenitic-ferritic X2CrNiN AT plte nd strip EN stinless steel, ustenitic-ferritic X2CrNiMoN AT plte nd strip EN stin. steel, ustenitic-ferritic, specil X2CrNiMoCuN AT plte nd strip EN stin. steel, ustenitic-ferritic, specil X2CrNiMoN AT plte nd strip EN stin. steel, ustenitic-ferritic, specil X2CrNiMoCuWN AT plte nd strip EN stinless steel, ustenitic X2CrNiN AT plte nd strip EN stinless steel, ustenitic X2CrNi AT plte nd strip EN stinless steel, ustenitic X2CrNi AT plte nd strip EN stinless steel, ustenitic X2CrNiN AT plte nd strip EN stinless steel, ustenitic X5CrNi AT plte nd strip EN stinless steel, ustenitic X5CrNiN AT plte nd strip EN stinless steel, ustenitic X6CrNi AT plte nd strip EN stinless steel, ustenitic X6CrNiTi AT plte nd strip EN stinless steel, ustenitic X6CrNiTiB AT plte nd strip EN stinless steel, ustenitic X2CrNiMo AT plte nd strip EN stinless steel, ustenitic X2CrNiMoN AT plte nd strip EN stinless steel, ustenitic X5CrNiMo AT plte nd strip EN stinless steel, ustenitic X6CrNiMoTi AT plte nd strip EN stinless steel, ustenitic X2CrNiMo AT plte nd strip EN stinless steel, ustenitic X2CrNiMo AT plte nd strip EN stinless steel, ustenitic X2CrNiMoN AT plte nd strip EN stinless steel, ustenitic X3CrNiMoBN AT plte nd strip EN stinless steel, ustenitic, specil X6CrNiNb AT plte nd strip EN stinless steel, ustenitic, specil X8CrNiNb AT plte nd strip EN stinless steel, ustenitic, specil X6CrNiMoNb AT plte nd strip EN stinless steel, ustenitic, specil X2CrNiMoN AT plte nd strip EN stinless steel, ustenitic, specil X3CrNiMoN AT plte nd strip EN stinless steel, ustenitic, specil X2CrNiMoN AT plte nd strip EN stinless steel, ustenitic, specil X2CrNiMo AT d d d d d 19

20 Licensed Copy: sheffieldun sheffieldun, n, Thu Sep 21 06:55:05 BST 2006, Uncontrolled Copy, (c) BSI EN :2002 (E) No Product form Europen Stndrd Mteril description Grde Mteril number Het tretment conditions Thickness mm min mx Mteril Group to CR ISO plte nd strip EN Stinless steel, ustenitic X6CrNi AT plte nd strip EN stinless steel, ustenitic X6CrNi AT plte nd strip EN stinless steel, ustenitic X1NiCrMoCu AT plte nd strip EN stinless steel, ustenitic X5NiCrAlTi AT plte nd strip EN stinless steel, ustenitic X5NiCrAlTi RA RA RA plte nd strip EN stinless steel, ustenitic X8NiCrAlTi AT plte nd strip EN stinless steel, ustenitic, specil X1CrNi AT plte nd strip EN stinless steel, ustenitic, specil X1CrNiMoN AT plte nd strip EN stinless steel, ustenitic, specil X1NiCrMoCu AT plte nd strip EN stinless steel, ustenitic, specil X1CrNiMoCuN AT plte nd strip EN stinless steel, ustenitic, specil X1CrNiMoCuN AT plte nd strip EN stinless steel, ustenitic, specil X1NiCrMoCuN AT br EN stinless steel, ustenitic-ferritic X2CrNiMoN AT br EN stinless steel, ustenitic-ferritic X2CrNiN AT br EN stinless steel, ustenitic-ferritic X2CrNiMoCuN AT br EN stinless steel, ustenitic-ferritic X2CrNiMoN AT br EN stinless steel, ustenitic-ferritic X2CrNiMoCuWN AT br EN stinless steel, ustenitic X2CrNi AT br EN stinless steel, ustenitic X2CrNi AT br EN stinless steel, ustenitic X2CrNiN AT br EN stinless steel, ustenitic X5CrNi AT br EN stinless steel, ustenitic X6CrNiTi AT br EN stinless steel, ustenitic X2CrNiMo AT br EN stinless steel, ustenitic X2CrNiMoN AT br EN stinless steel, ustenitic X5CrNiMo AT br EN stinless steel, ustenitic X6CrNiMoTi AT br EN stinless steel, ustenitic X2CrNiMo AT br EN stinless steel, ustenitic X2CrNiMo AT br EN stinless steel, ustenitic X2CrNiMo AT br EN stinless steel, ustenitic X6CrNiNb AT br EN stinless steel, ustenitic X6CrNiMoNb AT br EN stinless steel, ustenitic X2CrNiMoN AT br EN stinless steel, ustenitic X3CrNiMo AT br EN stinless steel, ustenitic X1NiCrMoCu AT br EN stinless steel, ustenitic X1NiCrMoCu AT br EN stinless steel, ustenitic X1CrNiMoCuN AT br EN stinless steel, ustenitic X1NiCrMoCuN AT br EN elevted temperture properties P235GH N Notes d d d d d

21 Licensed Copy: sheffieldun sheffieldun, n, Thu Sep 21 06:55:05 BST 2006, Uncontrolled Copy, (c) BSI EN :2002 (E) No Product form Europen Stndrd Mteril description Grde Mteril number Het tretment conditions Thickness mm min mx Mteril Group to CR ISO Notes 112 br EN elevted temperture properties P250GH N br EN elevted temperture properties P265GH N br EN elevted temperture properties P275NH N br EN elevted temperture properties 16Mo N br EN elevted temperture properties P295GH N br EN elevted temperture properties P355GH N br EN elevted temperture properties P355QH QT br EN elevted temperture properties P460NH N br EN elevted temperture properties P355NH N br EN elevted temperture properties P460QH QT br EN elevted temperture properties 13CrMo NT, QT br EN elevted temperture properties 13CrMo QT br EN elevted temperture properties 10CrMo NT br EN elevted temperture properties 10CrMo NT, QT br EN elevted temperture properties 11CrMo NT, QT br EN elevted temperture properties 11CrMo QT br EN fsteners C35E N br EN fsteners C35E QT br EN fsteners C45E N br EN fsteners C45E QT br EN fsteners 35B QT br EN fsteners 20Mn N br EN fsteners 25CrMo QT br EN fsteners 42CrMo QT br EN fsteners 42CrMo QT br EN fsteners 40CrMoV QT br EN fsteners 21CrMoV QT br EN fsteners 20CrMoVTiB QT br EN fsteners X15CrMo NT, QT br EN fsteners X22 CrMo V QT br EN fsteners X12CrNiMoV QT br EN fsteners X2CrNi AT br EN fsteners X2CrNi C br EN fsteners X5CrNi AT br EN fsteners X5CrNi C br EN fsteners X4CrNi AT br EN fsteners X4CrNi C br EN fsteners X2CrNiMo AT e - e - e - e - e - e - e - e - e - e - e - e - e - e - e - e - e - e - e - e - e - e f 21

22 Licensed Copy: sheffieldun sheffieldun, n, Thu Sep 21 06:55:05 BST 2006, Uncontrolled Copy, (c) BSI EN :2002 (E) No Product form Europen Stndrd Mteril description Grde Mteril number Het tretment conditions Thickness mm min mx Mteril Group to CR ISO Notes 150 br EN fsteners X2CrNiMo C br EN fsteners X5CrNiMo AT br EN fsteners X5CrNiMo C br EN fsteners X2CrNiMoN AT br EN fsteners X3CrNiCu AT br EN fsteners X3CrNiCu C br EN fsteners X6CrNi AT br EN fsteners X10CrNiMoMnNbVB AT + WW br EN fsteners X3CrNiMoBN AT br EN fsteners X6CrNiMoB AT br EN fsteners XCrNiTiB AT br EN fsteners X6NiCrTiMoVB AT + P br EN fsteners X7CrNiMoBNb WW + P br EN fsteners 19MnB QT br EN fsteners 41NiCrMo QT br EN fsteners 34CrNiMo QT br EN fsteners 30CrNiMo QT br EN fsteners X12Ni N, NT QT br EN fsteners X8Ni N, NT, QT semless tube EN room temperture properties P195TR N semless tube EN room temperture properties P235TR N semless tube EN room temperture properties P265TR N semless tube EN elevted temperture properties P195GH - N semless tube EN elevted temperture properties P235GH - N semless tube EN elevted temperture properties P265GH - N semless tube EN elevted temperture properties 16Mo N semless tube EN elevted temperture properties 20MnNb N semless tube EN elevted temperture properties 8MoB N semless tube EN elevted temperture properties 15NiCuMoNb NT, QT c semless tube EN elevted temperture properties 10CrMo NT, QT c semless tube EN elevted temperture properties 13CrMo4-5 - NT, QT c semless tube EN elevted temperture properties 25CrMo4 - QT semless tube EN elevted temperture properties 10CrMo NT QT c semless tube EN elevted temperture properties 11CrMo QT semless tube EN elevted temperture properties X11CrMo5 + I - I semless tube EN elevted temperture properties X11CrMo5 + NT1 - NT semless tube EN elevted temperture properties X11CrMo5 + NT2 - NT, QT c semless tube EN elevted temperture properties X11CrMo9-1 + I - I e - e - e - e - e - e - e - e - e - e - e - e - e - e - e - e - e - e -e f b 22

23 Licensed Copy: sheffieldun sheffieldun, n, Thu Sep 21 06:55:05 BST 2006, Uncontrolled Copy, (c) BSI EN :2002 (E) No Product form Europen Stndrd Mteril description Grde Mteril number Het tretment conditions Thickness mm min mx Mteril Group to CR ISO Notes 188 semless tube EN elevted temperture properties X11CrMo9-1 + NT - NT, QT c semless tube EN elevted temperture properties 14MoV NT, QT c semless tube EN elevted temperture properties 20CrMoV QT semless tube EN elevted temperture properties X10CrMoVNb9-1 - NT, QT c semless tube EN elevted temperture properties X20CrMoV NT, QT c semless tube EN fine grin steel P275NL1 - N semless tube EN fine grin steel P275NL2 - N semless tube EN fine grin steel P460NL2 - N c semless tube EN fine grin steel P355N - N semless tube EN fine grin steel P355NH - N semless tube EN fine grin steel P355NL1 - N semless tube EN fine grin steel P355NL2 - N semless tube EN fine grin steel P460N - N c semless tube EN fine grin steel P460NH - N c semless tube EN fine grin steel P460NL1 - N c semless tube EN low temperture properties P215NL - N semless tube EN low temperture properties P255QL - QT semless tube EN low temperture properties P265NL - N semless tube EN low temperture properties 26CrMo QT semless tube EN low temperture properties 11MnNi N,NT c semless tube EN low temperture properties 13MnNi N,NT c semless tube EN low temperture properties 12Ni NT semless tube EN low temperture properties 12Ni14 + QT QT semless tube EN low temperture properties X12Ni5 - N semless tube EN low temperture properties X12Ni5 + QT - QT semless tube EN low temperture properties X10Ni N, NT semless tube EN low temperture properties X10Ni9 + QT QT semless tube pren stinless steel, ustenitic-ferritic X2CrNiMoN AT semless tube pren stinless steel, ustenitic-ferritic X2CrNiMoSi AT semless tube pren stinless steel, ustenitic-ferritic X2CrNiN AT semless tube pren stinless steel, ustenitic-ferritic X2CrNiMoN AT semless tube pren stinless steel, ustenitic-ferritic X2CrNiMoCuN AT semless tube pren stinless steel, ustenitic-ferritic X2CrNiMoCuWN AT semless tube pren stinless steel, ustenitic X2CrNi AT f b 23

24 Licensed Copy: sheffieldun sheffieldun, n, Thu Sep 21 06:55:05 BST 2006, Uncontrolled Copy, (c) BSI EN :2002 (E) No Product form Europen Stndrd Mteril description Grde Mteril number Het tretment conditions Thickness mm min mx Mteril Group to CR ISO semless tube pren stinless steel, ustenitic X2CrNi AT semless tube pren stinless steel, ustenitic X2CrNiN AT semless tube pren stinless steel, ustenitic X5CrNi AT semless tube pren stinless steel, ustenitic X6CrNiTi AT semless tube pren stinless steel, ustenitic X6CrNiNb AT semless tube pren stinless steel, ustenitic X2CrNiMo AT semless tube pren stinless steel, ustenitic X2CrNiMo AT semless tube pren stinless steel, ustenitic X5CrNiMo AT semless tube pren stinless steel, ustenitic X6CrNiMoTi AT semless tube pren stinless steel, ustenitic X6CrNiMoNb AT semless tube pren stinless steel, ustenitic X2CrNiMoN AT semless tube pren stinless steel, ustenitic X3CrNiMo AT semless tube pren stinless steel, ustenitic X2CrNiMoN AT semless tube pren stinless steel, ustenitic X6CrNi AT semless tube pren stinless steel, ustenitic X7CrNiTi AT semless tube pren stinless steel, ustenitic X7CrNiNb AT semless tube pren stinless steel, ustenitic X7CrNiTiB AT semless tube pren stinless steel, ustenitic X6CrNiMo AT semless tube pren stinless steel, ustenitic X3CrNiMoNB AT semless tube pren stinless steel, ustenitic X8CrNiNb AT semless tube pren stinless steel, ustenitic X8CrNiMoVNb AT semless tube pren stinless steel, ustenitic X8CrNiMoNb AT semless tube pren stinless steel, ustenitic X10CrNiMoMnNbVB AT semless tube pren stinless steel, ustenitic X1CrNiMoN AT semless tube pren stinless steel, ustenitic X1CrNi AT semless tube pren stinless steel, ustenitic X1NiCrMoCu ,4563 AT semless tube pren stinless steel, ustenitic X1NiCrMoCu AT semless tube pren stinless steel, ustenitic X1CrNiMoCuN AT semless tube pren stinless steel, ustenitic X1NiCrMoCuN AT semless tube pren stinless steel, ustenitic X2NiCrAITi AT semless tube pren stinless steel, ustenitic X5NiCrAITi AT semless tube pren stinless steel, ustenitic X8NiCrAlTi AT welded tube EN room temperture properties P195TR N welded tube EN room temperture properties P235TR N welded tube EN room temperture properties P265TR N welded tube EN elevted temperture properties P195GH N welded tube EN elevted temperture properties P235GH N welded tube EN elevted temperture properties P265GH N Notes