ASD-STAN PREN 2481-2010 Aerospace series Steel FE-PL2108 (36NiCrMo16) 1 250 MPa Less than or equal to Rm Less than or equal to 1 400 MPa Forgings De Less than or equal to 75 mm (Ed.pdf

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1、ASD STANDARD NORME ASD ASD NORM prEN 2481 Edition P 1 February 2010 PUBLISHED BY THE AEROSPACE AND DEFENCE INDUSTRIES ASSOCIATION OF EUROPE - STANDARDIZATIONAvenue de Tervuren, 270 - B-1150 Brussels - Tel. 32 2 775 8126 - Fax. 32 2 775 8131 - www.asd-stan.orgICS: Supersedes edition 1 of January 1981

2、 Descriptors: ENGLISH VERSION Aerospace series Steel FE-PL2108 (36NiCrMo16) 1 250 MPa Rm 1 400 MPa Forgings De 75 mm Srie arospatiale Acier FE-PL2108 (36NiCrMo16) 1 250 MPa Rm 1 400 MPa Pices forges et matrices De 75 mm Luft- und Raumfahrt Stahl FE-PL2108 (36NiCrMo16) 1 250 MPa Rm 1 400 MPa Gesenk-

3、und Freiformschmiedestcke De 75 mm This “Aerospace Series“ Prestandard has been drawn up under the responsibility of ASD-STAN (The AeroSpace and Defence Industries Association of Europe - Standardization). It is published for the needs of the European Aerospace Industry. It has been technically appr

4、oved by the experts of the concerned Domain following member comments. Subsequent to the publication of this Prestandard, the technical content shall not be changed to an extent that interchangeability is affected, physically or functionally, without re-identification of the standard. After examinat

5、ion and review by users and formal agreement of ASD-STAN, it will be submitted as a draft European Standard (prEN) to CEN (European Committee for Standardization) for formal vote and transformation to full European Standard (EN). The CEN national members have then to implement the EN at national lev

6、el by giving the EN the status of a national standard and by withdrawing any national standards conflicting with the EN. Edition approved for publication 28 February 2010 Comments should be sent within six months after the date of publication to ASD-STAN Metallic Material Domain Copyright 2010 by AS

7、D-STAN prEN 2481:2010 (E) 2 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 4500-5. 1 Scope This standard specifies th

8、e requirements relating to: Steel FE-PL2108 (36NiCrMo16) 1 250 MPa Rm 1 400 MPa Forgings De 75 mm for aerospace applications. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For un

9、dated references, the latest edition of the referenced document (including any amendments) applies. 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 4258, Aerospace series Metallic materi

10、als General organization of standardization Links between types of EN standards and their use EN 4500-5, Aerospace series Metallic materials Rules for drafting and presentation of material standards Part 5: Specific rules for steels 1)EN 4700-006, Aerospace series Steel and heat resisting alloy Tech

11、nical specification Part 006: Pre-production and production forgings 1)1) Published as ASD-STAN Prestandard at the date of publication of this standard. prEN 2481:2010 (E) 3 1 Material designation Steel FE- PL2108 (36NiCrMo16) Element C Si Mn P S Cr Mo Ni Fe min. 0,30 0,15 0,30 1,60 0,25 3,50 2 Chem

12、ical composition % max. 0,40 0,40 0,60 0,025 0,020 2,00 0,60 4,20 Base 3 Method of melting Air melted 4.1 Form Forgings 4.2 Method of production 4.3 Limit dimension(s) mm De 75 5 Technical specification EN 4700-006 Delivery condition Annealed Hardened and tempered 6.1 Heat treatment 860 C 890 C / AQ

13、 + 540 C 6.2 Delivery condition code A U Use condition Hardened and tempered Delivery condition 7 Heat treatment Delivery condition + 860 C 890 C / AQ + 540 C Characteristics 8.1 Test sample(s) See EN 4700-006. 8.2 Test piece(s) See EN 4700-006. 8.3 Heat treatment Annealed Hardened and tempered 9 Di

14、mensions concerned mm De 75 10 Thickness of cladding on each face % 11 Direction of test piece 12 Temperature C Ambient 13 Proof stress dlasticit Rp0,2MPa 1 050 14 Strength RmMPa 1 250 Rm 1 400 15 Elongation A % 8 16 T Reduction of area Z % 40 17 Hardness HB 293 HV 309 a363 HB 401 383 HV 425a18 Shea

15、r strength RcMPa 19 Bending k 20 Impact strength KV J 25 21 Temperature C 22 Time h 23 Stress aMPa 24 Elongation a % 25 Rupture stress RMPa 26 C Elongation at rupture A % 27 Notes (see line 98) aprEN 2481:2010 (E) 4 See EN 4700-006. 34 Grain size 7 G 5 44 External defects See EN 4700-006. 51 Macrost

16、ructure (Grain flow) See EN 4700-006. See EN 4700-006. 61 Internal defects 7 EN 4050-4 Class 2 95 Marking inspection See EN 4700-006. 96 Dimensional inspection See EN 4700-006. 98 Notes a Optional test. 99 Typical use Low alloy general purpose steel. prEN 2481:2010 (E) 5 100 Product qualification Qualification programme to be agreed between manufacturer and purchaser.

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