ASD-STAN PREN 3470-1998 Aerospace Series Steel FE-PM1503 (X3CrNiMoAI13-8-2) Vacuum Induction Melted and Consumable Electrode Remelted Solution Treated and Precipitation Treated For.pdf

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1、STD-AECMA PREN 3470-ENGL 1998 = LO123LL 0015398 925 m Edition approved for publication 1998-12-31 AECMA STANDARD NORME AECMA AECMA NORM C5 Chairman Mr Evetts Comments should be sent within six months after the date of publication to AECMA Gulledelle 94 8-1200 BRUXELLES prEN 3470 Edition P 2 December

2、 i998 PUBLISHED BY THE EUROPEAN ASSOCIATION OF AEROSPACE INDUSTRIES (AECMA) Gulledelle 94 - 8-1200 BRUXELLES - Tel. (+32) 2 775 81 1 O - Fax. (+32) 2 775 81 1 1 ICs: Descriptors: Supersedes issue P 1 March 1988 ENGLISH VERSION Aerospace series Steel FE-PMI 503 (X3CrNiMoAll3-8-2) dcuum induction melt

3、ed and consumable electrode remelted Solution treated and precipitation treated Forgings a or D I 150 mm 1 200 MPa 5 Rm I1 400 MPa Srie arospatiale Acier FE-PMI503 (X3CrNiMoA113-8-2) labor sous vide par induction et refondu llectrode consommable Mis en solution vieilli Pices forges et pices matrices

4、 aou DI 150 mm I 200 MPa I R, I I 400 MPa Luft- und Raumfahrt Stahl FE-PMI503 (X3CrNiMoAII 3-8-2) Vakuuminduktionserschmolzen und mit selbstverzehrender Elektrode umgeschmolzen Lsungsgeglht und ausgelagert Schmiedestcke a oder D I 150 mm 1 200 MPa I Rm 5 1 400 MPa This Aerospace Series“ Prestandard

5、has been drawn up under the responsibility of AECMA (The European Association of Aerospace Industries). It is published on green paper for the needs of AECMA-Members. It has been technically approved by the experts of the concerned Technical Committee following comment by the Member countries. Subse

6、quent 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. Affer examination and signature of the AECMA Standard Checking Centre (NPS) and formal agr

7、eement of the Oficial Services of the Member countries it will be submitted as a draff European Standard to CEN (European Committee for Standardization) for formal vote. Nota - Extra copies can be supplied by B.N.A.E. - Technopolis 54 - 199. rue Jean-Jacoues Rousseau - 92138 ISSY-LES-MOULINEAUX CEDE

8、X I I 0 aecma 1998 4 STD-AECMA PREN 3Li70-ENGL 1778 = 1012311 0015377 ab1 m Page 3 prEN 3470: 1998 O 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

9、prepared in accordance with EN 4500-5. I Scope This standard specifies the requirements relating to: Steel FE-PM1503 (X3CrNiMoAll3-8-2) Vacuum induction melted and consumable electrode remelted Solution treated and precipitation treated Forgings a or D 5 150 mm 1 200 MPa I Rm I I 400 MPa for aerospa

10、ce applications. 2 Normative references This European Standard incorporates by dated or undated reference provisions from other publications. These normative references are cited at the appropriate places in the text and the publications are listed hereafter. For dated references, subsequent amendme

11、nts to or revisions of any of these publications apply to this European Standard only when incorporated in it by amendment or revision. For undated references the latest edition of the publication referred to applies. EN 2157-3 Aerospace series - Steel forging stock and forgings - Technical specific

12、ation - Fart 3: Pre- production and production forgings EN 3359 Aerospace series - Steel FE-PMI503 (X3CrNiMoAll3-8-2) - Vacuum induction melted and consumable electrode remelted - Softened - Forging stock - a or D 5 300 mm 1) EN 4258 Aerospace series - Metallic materials - General organization of st

13、andardization - 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 steel 1) I) Published as AECMA Prestandard at the date of publication of this standard Previous p

14、age is blank STD-AECMA PREN 3q7U-ENGL 1998 10123Ll 001SLiOO 303 m Page 4 prEN 3470: 1998 Chemical Element I Si Mn P S Cr Mo Ni AI Fe I composition % - - - min. - - 12,25 max. 0,05 0,lO 0,lO 0,010 0,008 13,25 Form Method of production Forgings Forged from forging stock EN 3359 Technical specification

15、 EN 21 57-3 6.1 Delivery condition Solution treated Solution treated and precipitation treated Delivery condition code W 8.1 I Test sample) See EN 21 57-3 Test pie KV220J; Notch direction T Notch direction L - - 26 27 Elongation at A% - rupture Notes (see line 98) - 1 u Material designation I Steel

16、FE-PMI503 (X3CrNiMoAll3-8-2) I -1 Base I 0,010 Method of melting I Vacuum induction melted and consumable electrode remelted I Limit dimension(s) I mm I aorDr150 900 “CI 81 950 “C it 2 30 min I AC, OQ or WQ +coolto e1150c + 545 “C s Bs 575 “C It 2 4 h U Heat treatment 900 “C 5 Br 950 “CI t 2 30 min/

17、AC, OQor WQ + cool to es 15 oc - 6.2 I Solution treated and precipitation treated I Delivery condition Heat treatment I Delivery condition + 545 “C s 0s 575 CI t 2-4 h Characteristics 8.2 8.3 - 9 I Dimensions concerned I mm I aorDs150 I aorD150 I 70saorDs150 11 12 - 21 140 I 21 140 I 13 I I Proof st

18、ress IRpo,21 MPa I - 16 17 18 - - I9 I Bending lkl-1 20 - 21 23 24 - - Stress u, MPa C Elongation a% - 25 I I Rupture stress I UR I MPa I STD-AECMA PREN 3470-ENGL 1778 LOL23LL 0015401 24T D Dimensions (mm) Page 5 prEN 3470: 1998 Grain size number % of area ;rain size 80 a or D i 150 External defects

19、 Gr4 2 95 35G54 25 Not acceptable G3 nternal defects 3atch uniformity Marking inspection Dimensional inspection Notes Typical use a or D 5 80 I 3cGc5 I 5 I Gc3 I Not acceptable See EN 21 57-3 See EN 21 57-3 See EN 2 157-3 See EN 21 57-3 _ - See EN 21 57-3 STD*AECMA PREN 3g70-ENGL 1778 1012311 0015402 1Bb = Page 6 prEN 3470: 1998 Product qualification Qualification programme to be agreed between manufacturer and purchaser.