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EN10028-2 | Heat Treating | Steel
Flat Products made of steel for pressure purpose
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Licensed Copy: surme00700 surme00700, University of Surrey - JISC, 21 April 2004, Uncontrolled Copy, (c) BSI
surme00700 surme00700
BRITISH STANDARD BS EN
10028-2:2003
Flat products made of
steels for pressure
purposes —
Part 2: Non-alloy and alloy steels with
specified elevated temperature
The European Standard EN 10028-2:2003 has the status of a
ICS 77.140.30; 77.140.50
24 June 2003 pages 2 to 25 and a back cover. was published under the authority of the Standards Policy and Summary of pages Strategy Committee on This document comprises a front cover. — present to the responsible international/European committee any enquiries on the interpretation. Steel plates and bars for pressure purposes. It supersedes BS EN 10028-2:1993 which is withdrawn. or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. No.JISC. the EN title page. This British Standard. The BSI copyright date displayed in this document indicates when the document was last issued. The UK participation in its preparation was entrusted to Technical Committee ISE/73/2. This publication does not purport to include all the necessary provisions of a contract. an inside front cover. Date Comments © BSI 24 June 2003 ISBN 0 580 42145 7 . BS EN 10028-2:2003 National foreword This British Standard is the official English language version of EN 10028-2:2003. and keep the UK interests informed. A list of organizations represented on this committee can be obtained on request to its secretary. Users are responsible for its correct application. Uncontrolled Copy. University of Surrey . 21 April 2004. (c) BSI promulgate them in the UK. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”. — monitor related international and European developments and Licensed Copy: surme00700 surme00700. Compliance with a British Standard does not of itself confer immunity from legal obligations. which has the responsibility to: — aid enquirers to understand the text. or proposals for change. Amendments issued since publication Amd.
EUROPEAN STANDARD EN 10028-2 NORME EUROPÉENNE EUROPÄISCHE NORM June 2003 ICS 77. EUROPEAN COMMITTEE FOR STANDARDIZATION COMITÉ EUROPÉEN DE NORMALISATION EUROPÄISCHES KOMITEE FÜR NORMUNG Management Centre: rue de Stassart. 21 April 2004. This European Standard exists in three official versions (English. German). Finland. Luxembourg. Uncontrolled Copy. Switzerland and United Kingdom. Malta. Italy. France. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Management Centre or to any CEN member.Partie Flacherzeugnisse aus Druckbehälterstählen . Greece. EN 10028-2:2003 E worldwide for CEN national Members.Teil 2: 2: Aciers non alliés et alliés avec caractéristiques Unlegierte und legierte Stähle mit festgelegten spécifiées à température élevée Eigenschaften bei erhöhten Temperaturen This European Standard was approved by CEN on 20 February 2003. Ireland. Netherlands.Part 2: Licensed Copy: surme00700 surme00700.30. Belgium. 36 B-1050 Brussels © 2003 CEN All rights of exploitation in any form and by any means reserved Ref. Denmark. Czech Republic. Iceland.140. French. Norway. Portugal. Slovakia. 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. University of Surrey . . (c) BSI Non-alloy and alloy steels with specified elevated temperature properties Produits plats en aciers pour appareils à pression . Hungary.JISC. CEN members are the national standards bodies of Austria. Germany. 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. No.50 Supersedes EN 10028-2:1992 English version Flat products made of steels for pressure purposes . Sweden. 77. Spain.140.
.................................4 5 Calculation of mass ......................................... 21 April 2004.....................................................................................5 7................................................................................................9 11 Test methods................................................................................................................................................................3 Chemical composition...........................................................................5 8 Requirements .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................4 Mechanical properties ..............................................25 2 ........................................................10 12 Marking .......................................................................5 7........................10 Annex A (informative) Guidelines for heat treatment ...................17 Annex D (normative) Evaluation of resistance to hydrogen induced cracking .............................................................. Uncontrolled Copy......................9 9..........................................................................................................................3 Retests ...................................................7 Resistance to hydrogen induced cracking ..................................................................................................................................................................................................6 8.....................................................6 8............................................................4 6 Classification and designation ..........6 8....................................3 Example for ordering ..............................................................................................................................9 9............................................................................ University of Surrey ...................................................................................................4 7 Information to be supplied by the purchaser................................................................................................................................................................................................................................. EN 10028-2:2003 (E) Contents Page Foreword...........................4 Licensed Copy: surme00700 surme00700........................1 Types of inspection and inspection documents .................................................................................................................................2 Designation....2 Tests to be carried out ...................................................................................................................................5 7..........................................................................................9 8........................................................... (c) BSI 2 Normative references .....................................................9 8..............6 8.......................................................................................1 Steelmaking process ...................................................................................................................................4 3 Terms and definitions...........................22 Annex E (normative) Step cooling test ..24 Bibliography ..............................................9 9 Inspection ..............3 1 Scope ..............................................4 6......4 6........................................................................16 Annex C (informative) Reference data of strength for 1 % (plastic) creep strain and creep rupture .............................................................................JISC..............................................................................................................................................................6 Internal soundness ..................................................................9 8..........4 4 Dimensions and tolerances on dimensions.....................................................................................................................23 Annex ZA (informative) Clauses of this European Standard addressing essential requirements or other provisions of EU Directives .....................................................................................................................................................1 Mandatory information ......................................1 Classification...............................................................8 8..........................2 Delivery condition ................................................................................ and possible combinations of stress relieving temperature and holding time ...............................................................................................................2 Options..............................................................................................................................8 Embrittlement of CrMo steels .............9 10 Sampling ...........15 Annex B (informative) Critical time temperature parameter Pcrit.................................................................................................................................5 Surface condition.........................................................9 9.............
Denmark. Uncontrolled Copy. (c) BSI by December 2003. see informative annex ZA. Spain. Annexes D and E are normative. Portugal. University of Surrey . This document has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association. Switzerland and the United Kingdom. 3 . Italy. thermomechanically rolled Part 6: Weldable fine grain steels. and conflicting national standards shall be withdrawn at the latest Licensed Copy: surme00700 surme00700.Qualities" the secretariat of which is held by DIN. at the latest by December 2003. Belgium. According to the CEN/CENELEC Internal Regulations. Greece. For relationship with EU Directive(s). Finland. C are for information only. Annexes A. Czech Republic. This document includes a bibliography. "Steels for pressure purposes . the national standards organizations of the following countries are bound to implement this European Standard: Austria. Hungary. Netherlands. Iceland. EN 10028-2:2003 (E) Foreword This document (EN 10028-2:2003) has been prepared by Technical Committee ECISS /TC 22. which is an integral part of this document. normalized Part 4: Nickel alloy steels with specified low temperature properties Part 5: Weldable fine grain steels. This document supersedes EN 10028-2:1992. under the general title Flat products made of steels for pressure purposes: Part 1: General requirements Part 2: Non-alloy and alloy steels with specified elevated temperature properties Part 3: Weldable fine grain steels. Malta. Slovakia. Ireland. either by publication of an identical text or by endorsement. Germany. Norway. France. This European Standard consists of the following parts.JISC. 21 April 2004. Luxembourg. B. quenched and tempered Part 7: Stainless steels NOTE The clauses marked by two points () contain information relating to agreements that may be made at the time of enquiry and order. and supports essential requirements of EU Directive(s). Sweden. This European Standard shall be given the status of a national standard.
Metallic products – Types of inspection documents. Flat products made of steels for pressure purposes – Part 1: General requirements. 6. 6 Classification and designation 6. Uncontrolled Copy. P265GH. (c) BSI This European Standard incorporates by dated or undated reference. EN 10028-2:2003 (E) 1 Scope This European Standard specifies requirements for flat products for pressure equipment made of weldable non- alloy and alloy steels with elevated temperature properties as specified in Table 1. EN 10028-1:2000 + A1:2002. All other grades are alloy special steels. 3 Terms and definitions For the purposes of this European Standard the terms and definitions given in EN 10028-1 apply. These normative references are cited at the appropriate places in the text. 4 . 5 Calculation of mass See EN 10028-1. 21 April 2004. EN 10204. the grades P235GH. P295GH and P355GH are non-alloy quality steels. For undated references the latest edition of the publication referred to applies (including amendments). The requirements and definitions of EN 10028-1 also apply. Evaluation of resistance of steel products to hydrogen induced cracking (HIC). For dated references. 4 Dimensions and tolerances on dimensions See EN 10028-1.JISC. provisions from other publications. subsequent amendments to or revisions of any of these publications apply to this European Standard only when incorporated in it by amendment or revision. EN 10229.1 Classification In accordance with EN 10020. 2 Normative references Licensed Copy: surme00700 surme00700.2 Designation See EN 10028-1. and the publications are listed hereafter. University of Surrey .
Additionally the relevant options of EN 10028-1 apply. made of a steel grade with the name 16Mo3 and the number 1. EN 10028-2:2003 (E) 7 Information to be supplied by the purchaser 7.3).7). footnote a).B as specified in EN 10204: 10 plates – 50 x 2 000 x 10 000 – EN 10028-2 16Mo3+AR .1. to be delivered untreated. 21 April 2004. c) maximum carbon content of 0.5415 as specified in EN 10028-2.2. Licensed Copy: surme00700 surme00700.5415+AR – Inspection document 3.2). length = 10 000 mm. b) minimum chromium content of 0. j) mechanical properties for product thicknesses > 250 mm (see Table 3.2 Options A number of options are specified in this standard and listed below. If the purchaser does not indicate a wish to implement any of these options at the time of enquiry and order. footnote b). l) additional impact energy values (see Table 3. footnote c and Table 4. P295GH and P355GH (see 8. University of Surrey . a) lower copper content and maximum tin content (see Table 1.1 Mandatory information See EN 10028-1. 7. k) specification of the delivery condition +QT where the usual delivery condition is +NT (see Table 3. footnote c). inspection document 3. (c) BSI the products shall be supplied in accordance with the basic specification (see also EN 10028-1). footnote f). f) maximum carbon equivalent value for P235GH.3).B 5 .Inspection document 3. g) HIC test in accordance with EN 10229 (see 8. P265GH. m) Rp0.1. 7. d) tests in the simulated normalized condition (see 8.2 values at elevated temperature for increased product thicknesses (see Table 4.80% (see Table 1. footnote b).1.17% for product thicknesses greater than 150 mm (see Table 1. Uncontrolled Copy. footnote f).2. h) step cooling test in accordance with annex E (see 8.8).3 Example for ordering 10 plates with nominal dimensions.2. thickness = 50 mm.JISC.3. footnote g). i) mid thickness test pieces for the impact test (see clause 10).B or 10 plates – 50 x 2 000 x 10 000 – EN 10028-2 1. e) delivery conditions deviating from those specified in Table 3 (see 8.2 and 8. width = 2 000 mm.
P295GH. Licensed Copy: surme00700 surme00700.3. 8. EN 10028-2:2003 (E) 8 Requirements 8. P355GH and 16Mo3 may also be delivered in the untreated condition. products made of steel grades P235GH.3  If so agreed at the time of enquiry and order.4 Information on welding is given in EN 1011-1 and EN 1011-2. the purchaser should in his enquiry and order inform the manufacturer accordingly and. tests in the simulated normalized condition with an agreed frequency of testing may be agreed at the time of enquiry and order to verify that the specified properties are complied with. P265GH.1 Unless otherwise agreed at the time of enquiry and order. P295GH and P355GH.2.2  Normalizing may.1 Steelmaking process See EN 10028-1. in exceptional cases.3. Uncontrolled Copy.3. at the discretion of manufacturer. 8. P265GH. (c) BSI 8. P265GH. the products covered by this standard shall be supplied in the usual conditions given in Table 3 (see 8. University of Surrey . testing shall be carried out on test pieces in the usual delivery condition as indicated in Table 3.JISC. 21 April 2004. P = Ts (20 + lg t)  10 where Ts is the stress relieving temperature in K and t is the holding time in hours.3). be replaced with normalizing rolling for the steel grades P235GH. is exceeding the critical (Pcrit. 8. In these cases.1 The requirements of Table 1 shall apply for the chemical composition according to the cast analysis. 8.2. P295GH and P355GH.2 Delivery condition 8. where appropriate.2. In this case. NOTE The testing of the test pieces in a simulated heat treated condition does not discharge the processor from the obligation of providing proof of the specified properties in the finished product.3  A maximum value for the carbon equivalent may be agreed upon at the time of enquiry and order for steel grades P235GH. 8. in the untreated condition if so agreed (Annex A contains heat treatment information for the purchaser).2.2. the following formula shall apply for calculation of the carbon equivalent value (CEV): Mn Cr Mo  V NiCu CEV  C    6 5 15 6 . In this case.) values in annex B. Products made of one of the other alloy grades may be supplied in the tempered or normalized condition or. When in stress relieving the intended time temperature parameter -3 .2 The product analysis shall not deviate from the specified values for the cast analysis as specified in Table 1 by more than the values given in Table 2. NOTE Excessive post weld heat treatment (PWHT) conditions can decrease the mechanical properties.3 Chemical composition 8. tests on simulated heat treated samples can be agreed to check whether after such a treatment the properties specified in this European Standard can still be regarded as valid. 8.
e. .40 to 0.02 Cr+Cu+Mo+ P355GH 1. All appropriate measures shall be taken to prevent the addition from scrap or other materials used in steelmaking of these elements which may affect the mechanical properties and usability.50 0.11 to 0. a maximum content of 0.015  0.30 0.020  0.020  0.30 .60 0.15  0.020  0.30 0. .012d  0.00 to 6.7362 0.90c to 1.6311 0. with regard to hot formability for the grades where only a maximum copper content is specified.012 0.50  0.10 .07  0.65 0.45 to 0. 0. Al d A ratio  2 shall apply.015 % Ti and  0.70 16Mo3 1. 21 April 2004.020 0.025 0.020 0.30  0.80 .15  0. f  If resistance to pressurized hydrogen is of importance.80 0.015 0.015 0.35 0.30  0.30  0.03  0.10 0.012 4.00 to 2.30 .10  0.005 e  0.012 1.90 to 1.30  0.070 8.015 0.10 to 0. - 10CrMo9-10 1. g  For product thicknesses greater than 150 mm.30 to 0. .012 2.50 to 0.012 2.20 0.  0.40 to 0.03  0.70f to 1.00 to 1.02 Ni:  0.015  0.25 0.30 0.00 to 9.30 to 0.20  0.30 0.45 to 0.33%.10 to 1.08  0.025 0.012 2.10 .17% C may be agreed upon at the time of enquiry and order.025 0.40 0.30  0.50 0.06 to 0.020  0. c For product thicknesses < 6 mm.80 to 1.012d  0. P235GH 1.20  0.90 to 1.010 e  0.020 0.010 e  0.003Bh  0.25 to 0.30  0.15  0. .30 0.020  0.010 0.7336  0.025 0. .30 . may be agreed upon at the time of enquiry and order.30 0.60 .14g  0.10  0.6368  0.10  0.010  0.35 0.50  0.015Cah X10CrMoVNb9-1 1.002 B  0.g.025 0.70 0.40 to 0.12  0.30 0.10 to 0.30 to 0.  0. Uncontrolled Copy.0345  0. (c) BSI EN 10028-2:2003 (E) Table 1 — Chemical composition (cast analysis) a Steel grade % by mass name number C Si Mn P S Altotal N Cr Cub Mo Nb Ni Ti V Others max.60 0.35 .60 1.90 to 1.020  0.50 0.50  0. Cu + 6 Sn  0.00 to 2.18  0.90 0.60 0.90 to 1.30  0.20 0.7375 0.015  0.30 0. - 0.012  0.020  0. max.015 % Nb and  0.03h 0.02 P295GH 1.30 0.025 0.40 0.45 to 0. - 18MnMo4-5 1. .40 1.50  0.40 to 1.80 to 1.020  0.20  0. The following minimum contents shall apply:  0.65 .08 to 0.75 to 3.90 to 1.7380 0.10 to 0.30 0.JISC. .20 to 0.03  0.50 0. .50  0.4903 0.15  0. . e.03 0. a minimum manganese content of 0.85 to 1.25 0.25 to 0.015  0.5415 0.40 0.02 P265GH 1.00 to 2.80 0. N e The Al content of the cast shall be determined and given in the inspection document.15 to 0.08  0.015Ca 12CrMoV12-10 1. - 13CrMoV9-10 1.0005 % Ca in the case of additions of Nb + Ca.15 0.Licensed Copy: surme00700 surme00700.001 % B in the case of additions of Ti + B.012  0.5414  0.045 13CrMo4-5 1.015 0.005 e  0.18 to 0.00 to 1.015 to 1.015  0. - 20MnMoNi4-5 1. a minimum content of 0.30 .25 to 0.005 e  0.40 c 0.040 0.30  0.005 e  0.20  0.010 e  0.30 .20 0.25  0. max.040 X12CrMo5 1.30  0.08 to 0.  0. h This grade may be produced with additions of either Ti + B or Nb + Ca.20 % lower than specified is permitted.25 0.25 0.08 to 0. .10 to 0.20  0.23  0.020 0.35 0. 0.0473 0.30 0.08 to 0.30 . - to 0.00 to 1.17 0.30 0. University of Surrey .30 .025 0.50 0.16  0. .0481 0.030 to 0.07h  0.17 0.012d  0.60 .22  0.020  0.50 0.010  0.7767 0. - 12CrMo9-10 1.40 to 0.30 to 0.00 0.30  0.50 0.30  0.7335 0.010 e  0.60 0.25 to 0.00  0. 7 .  0.0425  0.  0.80 0.012 2.80 0.7703 0.50 to 0.08  0.12 to 0.03  0.20 0. b  A lower maximum copper content and/or a maximum sum of copper and tin content.015 0.35  0.02 - 15NiCuMoNb5-6-4 1.40 to 0.50 0.60 .45 to 0.012d  0. - 13CrMoSi5-5 1.  0.08  0.30 0. .80% Cr may be agreed upon at the time of enquiry and order.05 0. 0.30 to 0.65 .005 e  0.g.25 - a Elements not listed in this table shall not be intentionally added to the steel without the agreement of the purchaser except for finishing the cast.60c to 1.012  0.005  0.15  0.
University of Surrey .35  0.01 > 0.03 > 0.01 V =< 0.03 a If several product analyses are carried out on one cast.00  0.005 Cr  2.020 + 0.30 to  0.4.020 to  0.05 > 1.05 > 0.30 to  1.35 to  1.002 > 0.70  0.1 The values given in Tables 3 and 4 (see also EN 10028-1 and clause 10) shall apply.005 S =< 0.4 Mechanical properties 8.02 Si =< 0.00  0.06 Licensed Copy: surme00700 surme00700. Uncontrolled Copy.05 to  0.05 > 0.015 to =< 0. 21 April 2004.80  0.4. (c) BSI Mn =< 1.05  0.10 + 0.05 +Ni Ti =< 0.05 > 2.003 > 0.0005 N  0.35 to =< 1.35  0.30 + 0.30  0.003 Al => 0.10 Cr+Cu+Mo  0.10 Mo  0.00 to  10.30 ± 0. and the contents of an individual element determined lie outside the permissible range of the chemical composition specified for the cast analysis then it is only allowed to exceed the permissible maximum value or fall short of the permissible minimum value.01 Ni =< 0.025 + 0.005 B  0.00 to =< 1.00  0.10 Cu =< 0.10 P =< 0. EN 10028-2:2003 (E) Table 2 — Permissible product analysis tolerances on the limiting values given in Table 1 for the cast analysis a Element Specified value in the cast analysis Permissible deviation of the product according to Table 1 analysis % by mass % by mass C =< 0.JISC.05 > 0. 8.10  0.00  0. 8 .015 + 0.2 Annex C gives mean values as preliminary data for the purchaser about 1% (plastic) creep strain and creep rupture.015 + 0.010  0. 8.003 ± 0.04 Nb =< 0.70 + 0.30  0.070  0. but not both for one cast.03  0.23  0.
8.6 Internal soundness See EN 10028-1. This possible tendency for embrittlement can be simulated in the laboratory with the so called step cooling test.JISC. test temperatures and minimum impact energy values shall also be agreed. 8. The shift of a transition curve before and after the step cooling test is a measure for the embrittlement. usually referred to as 'sour service'. 10 Sampling See EN 10028-1. see also EN 10028-1.time cycle as given in Figure E. For possible verification of internal soundness.8. 21 April 2004.8 Embrittlement of CrMo steels CrMo steels may tend to become brittle in service at temperatures between approximately 400 °C and ° 500 C.5 Surface condition See EN 10028-1. In this test a specimen is exposed to a temperature . 8.2 Tests to be carried out See EN 10028-1 and 8. University of Surrey .  A test to evaluate the resistance to hydrogen induced cracking in accordance with annex D may be specified at the time of enquiry and order. footnote f. deviating from EN 10028-1:2000 + A1:2002. Uncontrolled Copy. 9 . EN 10028-2:2003 (E) 8.1. 9.  For the impact test.7 Resistance to hydrogen induced cracking Licensed Copy: surme00700 surme00700. In this case.7 and 8.3 Retests See EN 10028-1. the preparation of test pieces taken from the mid thickness may be agreed at the time of enquiry and order.  A step cooling test in accordance with annex E may be specified at the time of enquiry and order. (c) BSI Carbon and low alloy steels may be susceptible to cracking when exposed to corrosive H2S containing environments.1 Types of inspection and inspection documents See EN 10028-1. 9. Figure 2. 9 Inspection 9.
Licensed Copy: surme00700 surme00700. and annexes D and E. 21 April 2004.JISC. University of Surrey . 11 Test methods EN 10028-2:2003 (E) See EN 10028-1. Uncontrolled Copy. . (c) BSI 10 12 Marking See EN 10028-1.
min. EN 10028-2:2003 (E) Table 3 — Mechanical properties (applicable to the transverse direction)a Tensile properties at room temperature Steel grade Usual Product Yield Tensile Elonga.c t ReH Rm fracture min. Uncontrolled Copy.5415 +Ne 60 < t  100 240 430 to 560 100 < t  150 220 420 to 570 150 < t  250 210 410 to 570 +NT  60 345 510 to 650 18MnMo4-5 1. University of Surrey .JISC. (c) BSI  16 235 16 < t  40 225 360 to 480 40 < t  60 215 24 27 34 40 P235GH 1.0473 +Nd 40 < t  60 335 20 27 34 40 60 < t  100 315 490 to 630 100 < t  150 295 480 to 630 150 < t  250 280 470 to 630  16 275 16 < t  40 270 440 to 590 40 < t  60 260 22 f f 31 16Mo3 1. 21 April 2004. Impact energy KV delivery thickness strength strength tion after J conditionb. Licensed Copy: surme00700 surme00700.20 0 + 20 name number mm MPa MPa % min.6368 60 < t  100 430 600 to 760 5-6-4 +NT or +QT 100 < t  150 420 590 to 740 16 27 34 40 +QT 150 < t  200 410 580 to 740 11 .5414 60 < t  150 325 20 27 34 40 +QT 150 < t  250 310 480 to 620  40 470 590 to 750 40 < t  60 460 590 to 730 20MnMoNi4-5 1.0481 +Nd 40 < t  60 285 460 to 580 21 27 34 40 60 < t  100 260 100 < t  150 235 440 to 570 150 < t  250 220 430 to 570  16 355 16 < t  40 345 510 to 650 P355GH 1. A at a temperature in °C of .6311 +QT 60 < t  100 450 570 to 710 18 27 40 50 100 < t  150 440 150 < t  250 400 560 to 700 +NT  40 460 610 to 780 40 < t  60 440 15NiCuMoNb 1.0345 +Nd 60 < t  100 200 100 < t  150 185 350 to 480 150 < t  250 170 340 to 480  16 265 16 < t  40 255 410 to 530 P265GH 1.0425 +Nd 40 < t  60 245 22 27 34 40 60 < t  100 215 100 < t  150 200 400 to 530 150 < t  250 185 390 to 530  16 295 16 < t  40 290 P295GH 1.
University of Surrey . 21 April 2004.7703 60 < t  150 435 590 to 770 18 27 34 40 + QT 150 < t  250 415 580 to 760 +NT  60 455 600 to 780 12CrMoV12-10 1.2. +NT = normalized and tempered. min.7336 300 480 to 660 20 27 34  60 400 510 to 690 +QT 60 < t  100 390 500 to 680 27 34 40 100 < t  250 380 490 to 670  16 310 16 < t  40 f f +NT 300 480 to 630 18 31 10CrMo9-10 1.4903 60 < t  150 435 550 to 730 18 27 34 40 9-1 +QT 150 < t  250 435 520 to 700 a  For product thicknesses > 250 mm (except for grades 12CrMo9-10 and 15NiCuMoNb5-6-4) property values may be agreed. b +N = normalized. conditionb.7767 60 < t  150 435 590 to 770 18 27 34 40 +QT 150 < t  250 415 580 to 760 +NT  60 445 580 to 760 X10CrMoVNb 1. f  A value may be agreed at the time of enquiry and order.c t strength after ReH fracture Rm A name number mm MPa MPa % at a temperature in °C of min.2. 12 . +QT = quenched and tempered c  For product thicknesses. e This steel may also be supplied in the +NT condition at the discretion of the manufacturer. (c) BSI -20 0 +20  16 300 450 to 600 16 < t  60 f f +NT 290 31 60 < t  100 f f 13CrMo4-5 1. Uncontrolled Copy.7380 40 < t  60 290 +NT or +QT 60 < t  100 280 470 to 620 100 < t  150 f f +QT 260 460 to 610 17 27 150 < t  250 250 450 to 600 12CrMo9-10 1. higher strength and impact energy values may be agreed for the delivery condition +QT.7375 + NT or +QT  250 355 540 to 690 18 27 40 70 +NT  60 320 510 to 690 X12CrMo5 1.7362 60 < t  150 300 480 to 660 20 27 34 40 +QT 150 < t  250 300 450 to 630 + NT  60 455 600 to 780 13CrMoV9-10 1. d See 8.7335 270 440 to 590 19 27 +NT or +QT 100 < t  150 255 430 to 580 150 < t  250 f f f +QT 245 420 to 570 +NT  60 310 510 to 690 60 < t  100 f 13CrMoSi5-5 1. EN 10028-2:2003 (E) Table 3 (concluded) Tensile properties at room temperature Impact energy KV Steel grade Usual Product Yield Tensile Elongation J delivery thickness strength min. Licensed Copy: surme00700 surme00700.JISC. where the usual delivery condition is +NT.
- 40 < t  60 208 196 181 167 153 140 130 122 . - 40 < t  60 324 305 282 259 238 219 202 190 .2 thickness b. -  16 285 268 249 228 209 192 178 167 . - 16 < t  40 218 205 190 174 160 147 136 128 .5415 60 < t  100 238 230 218 203 186 169 153 139 129 123 100 < t  150 218 211 200 186 171 155 140 127 118 113 150 < t  250 208 202 191 178 163 148 134 121 113 108  60 330 320 315 310 295 285 265 235 215 - e 18MnMo4-5 1.JISC. 21 April 2004. - 100 < t  150 193 182 169 155 142 130 121 114 .c MPa t at a temperature in °C of name number mm 50 100 150 200 250 300 350 400 450 500  16 227 214 198 182 167 153 142 133 . - Licensed Copy: surme00700 surme00700.0473 60 < t  100 305 287 265 244 224 206 190 179 . EN 10028-2:2003 (E) Table 4 — Minimum values for the 0. - 150 < t  250 179 168 156 143 131 121 112 105 . - 40 < t  60 276 259 240 221 202 186 172 162 . - 16 < t  40 280 264 244 225 206 189 175 165 . - 16 < t  40 334 314 291 267 245 225 208 196 . - d P265GH 1.2 % proof strength Rp0. - 150 < t  250 271 255 236 217 199 183 169 159 . - < 16 273 264 250 233 213 194 175 159 147 141 16 < t  40 268 259 245 228 209 190 172 156 145 139 40 < t  60 258 250 236 220 202 183 165 150 139 134 16Mo3 1. - 150 < t  250 164 155 143 132 121 111 103 97 . - 40 < t  60 237 223 206 190 174 160 148 139 . (c) BSI 100 < t  150 179 168 156 143 131 121 112 105 . Uncontrolled Copy. -  16 343 323 299 275 252 232 214 202 . University of Surrey . - 16 < t  40 247 232 215 197 181 166 154 145 . - d P235GH 1. - d P295GH 1.0481 60 < t  100 251 237 219 201 184 170 157 148 . - 100 < t  150 227 214 198 182 167 153 142 133 ..0345 60 < t  100 193 182 169 155 142 130 121 114 . - d P355GH 1.0425 60 < t  100 208 196 181 167 153 140 130 122 .2% proof strength at elevated temperatures a Steel grade Product Minimum 0. -  16 256 241 223 205 188 173 160 150 . - 150 < t  250 213 200 185 170 156 144 133 125 . - 100 < t  150 285 268 249 228 209 192 178 167 .5414 60 < t  150 320 310 305 300 285 275 255 225 205 - 150 < t  250 310 300 295 290 275 265 245 220 200 - 13 .
2 not determined in accordance with EN 10314. - < 40 447 429 415 403 391 380 366 351 331 - 40 < t  60 427 410 397 385 374 363 350 335 317 - 15NiCuMoNb5-6-4 1. 21 April 2004. d The values are reflecting the minimum values for furnace normalized test pieces.7380 40 < t  60 270 249 238 232 227 221 211 198 185 173 60 < t  100 260 240 230 224 220 213 204 191 178 167 100 < t  150 250 237 228 222 219 213 204 191 178 167 150 < t  250 240 227 219 213 210 208 204 191 178 167 12CrMo9-10 1. e Rp0. They are minimum values of the scatter band considered until now. 14 .7336+QT 100 < t  150 375 355 343 335 330 327 322 314 301 - 150 < t  250 365 346 334 326 322 318 314 306 293 - < 16 288 266 254 248 243 236 225 212 197 185 16 < t  40 279 257 246 240 235 228 218 205 191 179 10CrMo9-10 1.7336+NT < 60 299 283 268 255 244 233 223 218 206 - 60 < t  100 289 274 260 247 236 225 216 211 199 - 60 < t  100 384 364 352 344 339 335 330 322 309 - 13CrMoSi5-5 +QT 1.7362  60 310 299 295 294 293 291 285 273 253 222 60 < t  250 290 281 277 275 275 273 267 256 237 208 e 13CrMoV9-10 1. c Delivery condition as given in Table 3 (but see footnote c to Table 3).7703  60 410 395 380 375 370 365 362 360 350 - 60 < t  250 405 390 370 365 360 355 352 350 340 - e 12CrMoV12-10 1.7335 60 < t  100 265 256 242 227 210 195 180 168 157 148 100 < t  150 250 242 229 214 199 184 170 159 148 139 150 < t  250 235 223 215 211 199 184 170 159 148 139 13CrMoSi5-5+NT 1. EN 10028-2:2003 (E) Table 4 (continued) Steel grade Product Minimum 0.JISC. - 40 < t  60 450 438 430 423 415 406 394 375 .4903  60 432 415 401 392 385 379 373 364 349 324 60 < t  250 423 406 392 383 376 371 365 356 341 316 a The values correspond to the lower band of the relevant trend curve determined in accordance with EN 10314 with a confidence limit of about 98 % (2 s).7767  60 410 395 380 375 370 365 362 360 350 - 60 < t  250 405 390 370 365 360 355 352 350 340 - X10CrMoVNb9-1 1. (c) BSI 150 < t  250 392 381 374 367 361 353 342 327 .2 % proof strength Rp0.2 thickness b. Rp0.6311 60 < t  100 441 429 420 413 406 398 385 367 .7375  250 341 323 311 303 298 295 292 287 279 - X12CrMo5 1. - 20MnMoNi4-5 1. Uncontrolled Copy. c MPa t at a temperature in °C of name number mm 50 100 150 200 250 300 350 400 450 500 < 40 460 448 439 432 424 415 402 384 . University of Surrey . b  For product thicknesses exceeding the specified maximum thicknesses.6368 60 < t  100 418 401 388 377 366 355 342 328 309 - 100 < t  150 408 392 379 368 357 347 335 320 302 - 150 < t  200 398 382 370 359 349 338 327 313 295 - < 16 294 285 269 252 234 216 200 186 175 164 16 < t  60 285 275 260 243 226 209 194 180 169 159 13CrMo4-5 1. - Licensed Copy: surme00700 surme00700. - 100 < t  150 431 419 411 404 397 389 377 359 .2 values at elevated temperatures may be agreed.
when they have been attained over the whole cross- section. be maintained for an appropriate time. - a P265GH 1.5415 890 to 950 - 18MnMo4-5 1. - a P295GH 1. University of Surrey .7380 920 to 980 650 to 750 12CrMo9-10 1. after the required temperatures have been attained over the whole cross-section.1 — Guidelines on the temperatures for heat treatment Steel grade Temperature.7703 930 to 990 675 to 750 12CrMoV12-10 1.JISC.6311 . Licensed Copy: surme00700 surme00700. c In certain cases. EN 10028-2:2003 (E) Annex A (informative) Guidelines for heat treatment Table A. For stress relief annealing see annex B.7335 890 to 950 630 to 730 13CrMoSi5-5 1. Uncontrolled Copy.7767 930 to 1000 675 to 750 X10CrMoVNb9-1 1.7336 890 to 950 650 to 730 10CrMo9-10 1.6368 880 to 960 580 to 680 13CrMo4-5 1. - a P355GH 1.7375 920 to 980 650 to 750 X12CrMo5 1. b When tempering. 15 . (c) BSI Table A.0345 890 to 950 .5414 890 to 950 600 to 640 20MnMoNi4-5 1. 21 April 2004. 870 to 940 610 to 690 15NiCuMoNb5-6-4 1.4903 1040 to 1100 730 to 780 a When normalizing.1 gives reference data for heat treatment temperatures.0473 890 to 950 . no further holding is necessary and should be generally avoided.0481 890 to 950 . °C name number Normalizing Austenitizing Temperingb a P235GH 1.7362 920 to 970 680 to 750 13CrMoV9-10 1. tempering at 590 °C to 650 °C may be necessary. the specified temperatures shall. - a c 16Mo3 1.0425 890 to 950 .
condition fulfilled with stress or relieving temperature in °C steel grade a for a holding time of 1h 2h C. Pcrit. are given in Table Licensed Copy: surme00700 surme00700.5 590 585 20MnMoNi4-5 17.5 590 585 18MnMo4-5 17.1.7 650 640 10CrMo9-10 19. 16 .4 685 675 12CrMoV12-10 19.3 680 670 X12CrMo5 19.5 690 680 13CrMoV9-10 19. and possible combinations of stress relieving temperature and holding time Examples for stress relieving temperatures and the corresponding maximum holding time calculated on the basis of the equation in 8.5 640 630 13CrMoSi5-5 18.3 580 575 16Mo3 17. Table B. University of Surrey .4 685 675 X10CrMoVNb9-1 20. (c) BSI B. 21 April 2004.JISC.2.5 590 585 13CrMo4-5 18. Uncontrolled Copy. value and permissible holding time for a given stress relieving temperature Steel type Pcrit.4 for a given critical time temperature parameter Pcrit.5 590 585 15NiCuMoNb5-6-4 17.5 740 730 a Selected pairs of stress relieving temperature and holding time for guidance. CMn steels 17.1 — Pcrit.2 675 665 12CrMo9-10 19. EN 10028-2:2003 (E) Annex B (informative) Critical time temperature parameter Pcrit.
1 were derived as mean values in accordance with ISO 6303 with a scatter band of ± 20 %.1 do not mean that the steels can be used in continuous duty up to these temperatures. Table C.0425 450 80 49 113 69 57 460 72 42 100 59 48 470 62 35 86 50 40 480 53 30 75 42 33 380 195 153 291 227 206 390 182 137 266 203 181 400 167 118 243 179 157 410 150 105 221 157 135 420 135 92 200 136 115 P295GH. 21 April 2004. 1. University of Surrey . 430 120 80 180 117 97 P355GH 1. EN 10028-2:2003 (E) Annex C (informative) Reference data of strength for 1 % (plastic) creep strain and creep rupture NOTE 1 The values given in Table C.1 — Strength for 1% (plastic) creep strain and creep rupture Steel grade Temperature Strength for 1% (plastic) Creep rupture strength creep strain in MPa for in MPa for name number °C 10 000 h 100 000 h 10 000 h 100 000 h 200 000 h 380 164 118 229 165 145 390 150 106 211 148 129 400 136 95 191 132 115 410 124 84 174 118 101 420 113 73 158 103 89 430 101 65 142 91 78 P235GH.0473 440 107 69 161 100 82 450 93 59 143 85 70 460 83 51 126 73 60 470 71 44 110 63 52 480 63 38 96 55 44 490 55 33 84 47 37 500 49 29 74 41 30 450 216 167 298 239 217 460 199 146 273 208 188 470 182 126 247 178 159 480 166 107 222 148 130 16Mo3 1. 440 91 57 127 79 67 P265GH 1.0345.0481. Licensed Copy: surme00700 surme00700. The governing factor is the total stressing during operation. NOTE 2 The strength values for 1% (plastic) creep strain and creep rupture given up to the elevated temperatures listed in Table C. 1. the oxidation conditions should also be taken into account.JISC. Uncontrolled Copy. (c) BSI Where relevant.5415 490 149 89 196 123 105 500 132 73 171 101 84 510 115 59 147 81 69 520 99 46 125 66 55 530 84 36 102 53 45 17 .
1 (continued) Steel grade Temperature Strength for 1% (plastic) Creep rupture strength creep strain in MPa for in MPa for name number °C 10 000 h 100 000 h 10 000 h 100 000 h 200 000 h 425 392 314 421 343 430 383 302 407 330 440 360 272 380 300 450 333 240 353 265 Licensed Copy: surme00700 surme00700. EN 10028-2:2003 (E) Table C.6368 440 281 227 328 273 5-6-4 450 265 206 304 245 460 239 180 274 210 470 212 151 242 175 480 180 120 212 139 490 145 84 179 104 500 108 49 147 69 450 245 191 370 285 260 460 228 172 348 251 226 470 210 152 328 220 195 480 193 133 304 190 167 490 173 116 273 163 139 500 157 98 239 137 115 13CrMo4-5 1. 21 April 2004. University of Surrey .JISC. Uncontrolled Copy. (c) BSI 460 303 207 325 230 18MnMo4-5 1.6311 470 251 480 225 490 194 400 324 294 402 373 410 315 279 385 349 420 306 263 368 325 430 295 245 348 300 15NiCuMoNb 1.7335 510 139 83 209 116 96 520 122 70 179 94 76 530 106 57 154 78 62 540 90 46 129 61 50 550 76 36 109 49 39 560 64 30 91 40 32 570 53 24 76 33 26 18 .5414 470 271 176 295 196 480 239 148 263 166 490 207 124 229 140 500 177 103 196 118 510 150 84 165 98 520 127 64 141 79 525 118 54 132 69 450 290 240 460 272 211 20MnMoNi4-5 1.
University of Surrey .7336 500 113 169 510 81 122 520 66 99 530 41 62 540 33 50 550 27 40 560 23 35 570 21 31 450 240 166 306 221 201 460 219 155 286 205 186 470 200 145 264 188 169 480 180 130 241 170 152 490 163 116 219 152 136 500 147 103 196 135 120 510 132 90 176 118 105 520 119 78 156 103 91 530 107 68 138 90 79 10CrMo9-10 1.7375 430 312 255 440 293 238 450 276 221 460 259 204 470 242 187 480 225 170 490 208 153 500 191 137 510 174 122 520 157 107 19 . 21 April 2004. (c) BSI 490 119 179 13CrMoSi5-5 1.1 (continued) Steel grade Temperature Strength for 1% (plastic) Creep rupture strength creep strain in MPa for in MPa for name number °C 10 000 h 100 000 h 10 000 h 100 000 h 200 000 h 450 209 313 460 200 300 470 185 278 480 141 212 Licensed Copy: surme00700 surme00700. EN 10028-2:2003 (E) Table C. Uncontrolled Copy.JISC.7380 540 94 58 122 78 68 550 83 49 108 68 58 560 73 41 96 58 50 570 65 35 85 51 43 580 57 30 75 44 37 590 50 26 68 38 32 600 44 22 61 34 28 400 382 313 410 355 289 420 333 272 12CrMo9-10 1.
21 April 2004.JISC. Uncontrolled Copy. EN 10028-2:2003 (E) Table C.7362 540 39 61 550 35 53 560 31 47 570 27 41 580 24 36 590 21 32 600 18 27 610 16 620 14 625 13 400 430 383 410 414 365 420 397 346 430 380 327 440 362 309 450 344 290 460 326 271 470 308 253 480 290 235 490 272 218 13CrMoV9-10 1. (c) BSI 490 78 123 500 70 108 510 56 94 520 50 81 530 44 71 X12CrMo5 1.1 (continued) Steel grade Temperature Strength for 1% (plastic) Creep rupture strength creep strain in MPa for in MPa for name number °C 10 000 h 100 000 h 10 000 h 100 000 h 200 000 h 107 460 96 470 87 147 (475°C) 480 83 139 Licensed Copy: surme00700 surme00700. University of Surrey .7703 500 255 201 510 237 184 520 221 169 530 204 144 540 188 126 550 173 108 20 .
University of Surrey . Uncontrolled Copy. EN 10028-2:2003 (E) Table C. 21 April 2004.JISC.7767 470 308 253 480 290 235 490 272 218 500 255 201 510 237 184 520 221 169 530 204 144 540 188 126 550 173 108 500 289 258 246 510 271 239 227 520 252 220 208 530 234 201 189 540 216 183 171 550 199 166 154 560 182 150 139 570 166 134 124 X10CrMoVNb 1. (c) BSI 450 344 290 460 326 271 12CrMoV12-10 1.4903 580 151 120 110 9-1 590 136 106 97 600 123 94 86 610 110 83 75 620 99 73 65 630 89 65 57 640 79 56 49 650 70 49 42 660 62 42 35 670 55 36 - 21 .1 (continued) Steel grade Temperature Strength for 1% (plastic) Creep rupture strength Creep strain in MPa for in MPa for name number °C 10 000 h 100 000 h 10 000 h 100 000 h 200 000 h 400 430 383 410 414 365 420 397 346 430 380 327 440 362 309 Licensed Copy: surme00700 surme00700.
1 – Acceptance classes for the HIC test (test solution A) a a a Acceptance class CLR CTR CSR % % % I 5  1.1 where the given values are mean values from three individual test results. CTR: crack thickness ratio.JISC. The acceptance criteria for the test solution A (with pH  3) apply for the classes indicated in Table D. EN 10028-2:2003 (E) Annex D (normative) Evaluation of resistance to hydrogen induced cracking The tests to evaluate the resistance of steel products to hydrogen induced cracking shall be performed in accordance with EN 10229. 21 April 2004. Table D. Licensed Copy: surme00700 surme00700. (c) BSI  Test solution B (with pH  5) and corresponding acceptance criteria may be agreed at the time of enquiry and order.5 II  10 3 1 III  15 5 2 a CLR: crack length ratio. Uncontrolled Copy. CSR: crack sensitivity ratio 22 . University of Surrey .5  0.
1 — Recommended procedure for the step cooling test 23 . Uncontrolled Copy. 21 April 2004. EN 10028-2:2003 (E) Annex E (normative) Step cooling test For the step cooling test a procedure to check step cooling embrittlement shall be agreed. Licensed Copy: surme00700 surme00700.1 is recommended.JISC. This procedure shall include temperatures and holding times to be considered. The procedure given in Figure E. (c) BSI Figure E. University of Surrey .
University of Surrey . section 4 WARNING : Other requirements and other EU Directives may be applicable to the product(s) falling within the scope of this standard. compliance with the clauses of this standard given in Table ZA. Uncontrolled Copy.1 confers. 21 April 2004.1 – Correspondence between this European Standard and Directive 97/23/EC Clause(s)/sub-clause(s) of Essential Requirements this EN (ERs) of Directive 97/23/EC All normative clauses Annex 1. Table ZA. 24 . within the limits of the scope of this standard. (c) BSI Essential Requirements of the New Approach Directive 97/23/EC . EN 10028-2:2003 (E) Annex ZA (informative) Relationship between this European Standard and the Essential Requirements of EU Directive 97/23/EC This European Standard has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association to provide a means of conforming to Licensed Copy: surme00700 surme00700.JISC. Once this standard is cited in the Official Journal of the European Communities under that Directive and has been implemented as a national standard in at least one Member State. a presumption of conformity with the corresponding Essential Requirements of that Directive and associated EFTA regulations.
Licensed Copy: surme00700 surme00700. EN 1011-2. Parts 1 to 6 – Derivation of long-time stress rupture properties. Definition and classification of grades of steel. Method for the derivation of minimum values of proof strength of steel at elevated temperatures. Welding . (c) BSI ISO 6303. EN 10028-2:2003 (E) Bibliography EN 1011-1.Recommendations for welding of metallic materials – Part 2: Arc welding of ferritic steels. Welding . 21 April 2004. 25 . EN 10020.JISC. University of Surrey . EN 10314. Uncontrolled Copy. Pressure vessel steels not included in ISO 2604.Recommendations for welding of metallic materials – Part 1: General guidance for arc welding.
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