BS EN 2398 2008 ICS 49 025 10 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW BRITISH STANDARD Aerospace series — Heat resisting steel FE PA2601 (X6NiCrTiMoV26 15) — Rm = 900 MP[.]
BRITISH STANDARD Aerospace series — Heat resisting steel FE-PA2601 (X6NiCrTiMoV26-15) — ≥ 900 MPa — Bars Rm = for machined bolts — ≤ 25 mm D= ICS 49.025.10 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW BS EN 2398:2008 Incorporating BS EN 2398:2008 Incorporating corrigendum corrigenda January 2011 January 2011 and February 2013 BSEN EN2398:2008 2398:2008 BS BS EN 2398:2008 National foreword National foreword This British Standard is the UK implementation of EN 2398:2008 Together with BS EN 2399:2008, it supersedes BS HR 650:1972, which is withdrawn This British Standard is the UK implementation of EN 2398:2008 The UK in its was by Technical Technical The UK participation participation its preparation preparation was entrusted entrusted Together with BS ENin2399:2008, it supersedes BS HRto650:1972, which Committee ACE/61, Metallic materials for aerospace purposes, to Committee ACE/61, Metallic materials for aerospace purposes is withdrawn Subcommittee ACE/61/-/15, Steels for Aerospace Purposes A listUK of organizations organizations represented on this this committee be obtained on The participation in its preparation was entrustedcan tocan Technical A list of represented on subcommittee be obtained request to its secretary on request to its secretary Committee ACE/61, Metallic materials for aerospace purposes This does not purport tooninclude all the necessary provisions A listpublication of organizations represented this committee can be obtained on of a contract are responsible for its correct application request to its Users secretary Compliance with a British Standard cannot confer immunity This publication does not purport to include all the necessary provisions from legal obligations of a contract Users are responsible for its correct application Compliance with a British Standard cannot confer immunity from legal obligations This British Standard was published under the authority of the Standards Policy andwas This British Standard This British Standard Strategy Committee on 30 published under the authority was published under 2009 ofSeptember the Standards Policy the authority of the and Strategy Committee on Standards Policy and 30Strategy September 2009 Committee on 30 September © BSI 20112009 © The British Standards Institution 2013 © BSI 2011 Published by BSI Standards Limited 2013 ISBN 978 580 73738 ISBN978 978 580 73738 ISBN 580 81193 Amendments/corrigenda issued since publication Date Comments Amendments/corrigenda issued since publication 31 January 2011 Addition of supersession details to national foreword Date Comments Amendments/corrigenda issued since publication 31 January 2011 Comments Addition of supersession details to national foreword Date 31 January 2011 Addition of supersession details to national foreword 30 June 2013 Implementation of CEN reissued title page EN 2398 EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM March 2008 ICS 49.025.10 English Version Aerospace series - Heat resisting steel FE-PA2601 (X6NiCrTiMoV26-15) - Rm = ≥ 900 MPa - Bars for machined bolts -D= ≤ 25 mm Série aérospatiale - Acier résistant chaud FE-PA2601 (X6NiCrTiMoV26-15) - Rm = ≥ 900 MPa - Barres pour boulonnerie usinée D ≤ = 25 mm Luft- und Raumfahrt - Hochwarmfester Stahl FE-PA2601 (X6NiCrTiMoV26-15) - Rm ≥ = 900 MPa - Stangen zur ≤ 25 mm Spanabhebenden Formgebung für Schrauben - D = This European Standard was approved by CEN on 10 November 2007 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 Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN 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 translation under the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as the official versions CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom EUROPEAN COMMITTEE FOR STANDARDIZATION COMITÉ EUROPÉEN DE NORMALISATION EUROPÄISCHES KOMITEE FÜR NORMUNG Management Centre: rue de Stassart, 36 © 2008 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members B-1050 Brussels Ref No EN 2398:2008: E BS EN 2398:2008 EN 2398:2008 (E) Foreword This document (EN 2398:2008) has been prepared by the Aerospace and Defence Industries Association of Europe - Standardization (ASD-STAN) After enquiries and votes carried out in accordance with the rules of this Association, this Standard has received the approval of the National Associations and the Official Services of the member countries of ASD, prior to its presentation to CEN This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by September 2008, and conflicting national standards shall be withdrawn at the latest by September 2008 Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights CEN [and/or CENELEC] shall not be held responsible for identifying any or all such patent rights According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom BS EN 2398:2008 EN 2398:2008 (E) Introduction This standard is part of the series of EN metallic material standards for aerospace applications The general organization of this series is described in EN 4258 This standard has been prepared in accordance with EN 4500-3 Scope This standard specifies the requirements relating to: Heat resisting steel FE-PA2601 (X6NiCrTiMoV26-15) Rm ≥ 900 MPa Bars for machined bolts D ≤ 25 mm for aerospace applications Normative references The following referenced documents are indispensable for the application of this document For dated references, only the edition cited applies For undated references, the latest edition of the referenced document (including any amendments) applies EN 2002-16, Aerospace series — Metallic materials — Test methods — Part 16: Non-destructive testing — Penetrant testing 1) EN 2344, Aerospace series — Round bars, machined in heat resisting alloys — Diameter 10 mm ≤ D ≤ 180 mm — Dimensions EN 2399, Aerospace series — Heat resisting steel FE-PA92-HT — Rm ≥ 900 MPa — Bars for forged bolts D ≤ 25 mm 2) EN 2951, Aerospace series — Metallic materials — Test method — Micrographic determination of content of non-metallic inclusions 1) EN 4258, Aerospace series — Metallic materials — General organization of standardization — Links between types of EN standards and their use EN 4050-4, Aerospace series — Test method for metallic materials — Ultrasonic inspection of bars, plates, forging stock and forgings — Part 4: Acceptance criteria 1) EN 4500-3, Aerospace series — Metallic materials — Rules for drafting and presentation of material standards — Part 3: Specific rules for heat resisting alloys 1) EN 4700-2, Aerospace series — Steel and heat resisting alloys — Wrought products — Technical specification — Part 2: Bar and section 1) 1) Published as ASD Prestandard at the date of publication of this standard 2) Published as ASD Standard at the date of publication of this standard BS EN 2398:2008 EN 2398:2008 (E) Material designation Chemical composition % Heat resisting steel FE-PA2601 (X6NiCrTiMoV26-15) Element C Si Mn P S Al Ba Cr Mo Ni Pb a Ti V – – – – – – (30) 13,5 1,0 24,0 – 1,9 0,10 max 0,08 1,0 2,0 0,35 (100) 16,0 1,5 27,0 (50) 2,3 0,50 0,020 0,015 Bars for machining c 4.2 Method of production – 4.3 Limit dimension(s) D ≤ 25 mm Technical specification EN 4700-2 Softened, cold worked, solution treated and machined Softened, cold worked, solution treated, precipitation treated and machined 900 °C ± 10 °C / t = h / air cool or faster Cold worked d + 980 °C ± 10 °C / t = h / air cool or faster 900 °C ± 10 °C / t = h / air cool or faster Cold worked d + 980 °C ± 10 °C / t = h / air cool or faster + 720 °C ± 10 °C / t = 16 h / air cool W U Use condition Softened, cold worked d, solution treated, Delivery condition Heat treatment Delivery condition + 720 °C ± 10 °C / t = 16 h/air cool – 6.1 Delivery condition Heat treatment 6.2 Delivery condition code precipitation treated and machined Characteristics 8.1 Test sample(s) See EN 4700-2 8.2 Test piece(s) See EN 4700-2 8.3 Heat treatment Delivery condition Dimensions concerned of cladding on 10 Thickness each face 12 Temperature 13 Proof stress Condition of use mm D ≤ 25 % – 11 Direction of test piece L θ °C Rp0,2 MPa Room temperature – ≥ 590 14 T Strength Rm MPa – ≥ 900 15 Elongation A % – ≥ 13 16 Reduction of area Z % – ≥ 20 ≤ 200 HB 248 ≤ HB ≤ 341 17 Hardness 18 Shear strength Rc MPa – 19 Bending k − – 20 Impact strength 21 Temperature 22 Time – θ °C – 650 h – ≥ 23 Stress σa MPa – – Elongation a % – – 25 Rupture stress σR MPa – 480 e 26 Elongation at rupture A % – ≥ 4,5 for tr ≤ 48 h ≥ 2,5 for tr > 48 h 23 24 Base Consumable electrode remelted b Method of melting 4.1 Form Fe C 27 Notes (see line 98) a, b, c, d, e BS EN 2398:2008 EN 2398:2008 (E) 34 Grain size – See EN 4700-2 G≥5 – EN 4700-2 See EN 2002-16 Dye penetrant inspection See EN 4700-2 – EN 4700-2 See EN 2951 Category – EN 4700-2 See EN 4050-4 A or D may be tested either on the products or at an earlier stage of manufacturing Class 95 Marking inspection – See EN 4700-2 96 Dimensional inspection – See EN 4700-2 EN 2344 44 External defects 50 Cleanliness inclusion content (micro cleanliness) 61 Internal defects 98 Notes – 99 Typical use – a Bracketed figures indicate composition expressed as parts per million (p.p.m.) The method of analysis for lead shall be agreed between manufacturer and purchaser b The method of melting required shall be agreed between manufacturer and purchaser c Bars for upset forgings are defined by EN 2399 d After the softening treatment, all bars shall be reduced 15 % to 25 % in cross section during final drawing or rolling at a temperature of not more than 870 °C e Combination notched/unnotched test piece; rupture shall occur in the unnotched portion of test piece Stess may be increased after 48 h to promote rupture Bolts and 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