1、STD.AECMA PREN 3509-ENGL L998 = 10123Ll 0015432 913 = AECMA STANDARD prEN 3509 NORME AECMA Edition P 2 AECMA NORM December i998 PUBLISHED BY THE EUROPEAN ASSOCIATION OF AEROSPACE INDUSTRIES (AECMA) Gulledelle 94 - B-1 200 BRUXELLES - Tel (+32) 2 775 81 1 O - Fax (+32) 2 775 81 1 1 ICs: Supersedes is
2、sue P 1 March 1988 Edition approved for publication 1998-1 2-31 Descriptors: Comments should be sent within six months after the date of publication to AECMA Gulledelle 94 8-1200 BRUXELLES ENGLISH VERSION Aerospace series Steel FE-PLI 501 (30CrMol2) Air melted Hardened and tempered Bar De I 40 mm I
3、050 MPa I Rm 5 1 250 MPa Srie arospatiale Acier FE-PL1501 (30CrMol2) labor lair Tremp et revenu Barres De I40 mm 1 050 MPa I R, I I 250 MPa Luft- und Raumfahrt Stahl FE-PLI501 (30CrMol2) Lufterschmolzen Gehrtet und angelassen Stangen De I 40 mm 1 050 MPa I R, I 1 250 MPa This “Aerospace Series“ Pres
4、tandard 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 Commiftee following comment by the Member countrie
5、s. 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 examination and signature of the AECMA Standard Checking Centre (NPS) and fo
6、rmal agreement of the Official Services of the Member countries it will be submitted as a draft 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-Jacques Rousseau - 92138 ISSY-LES-MOULIN
7、EAUX CEDEX C5 Chairman Mr Evetts aecrna 1998 Page 3 prEN 3509: 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 prepared in accordance with EN
8、4500-5. i Scope This standard specifies the requirements relating to: Steel FE-PL1501 (30CrMo12) Air melted Hardened and tempered Bar De I 40 mm 1 050 MPa I R, I 1 250 MPa for aerospace applications. 2 Normative references This European Standard incorporates by dated or undated reference, provisions
9、 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 amendments to or revisions of any of these publications apply to this European Standard only when incorporated in it by ame
10、ndment or revision. For undated references the latest edition of the publication referred to applies. EN 2043 Aerospace series - Metallic materials - General requirements for semi-finished product qualification (excluding forgings and castings) 1) EN 4050-1 Aerospace series - Test method for metalli
11、c materials - Ultrasonic inspection of bars, plates, forging stock and forgings - Part 1 : General requirements 1) EN 4235-3 Aerospace series - Steel - Wrought products - Technical specification - Part 3: Bar and section 1) EN 4258 Aerospace series - Metallic materials - General organization of stan
12、dardization - 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 pag
13、e is blank f 1 I Material designation I Steel FE-PL1501 (30CrMol2) I 2 3 4.1 Chemical Element C si Mn P S Cr Mo Ni Fe - - composition min. 0,28 0,lO 0,40 2,80 0,30 - Base % max. 0,35 0,40 0,70 0,025 0,020 3,30 0,30 0,30 Method of melting Air melted Form Bars Method of production Limit dimension(s) m
14、m I 5 I Technical specification I - De I 40 EN 4235-3 6.1 Delivery condition I Softened Hardened and tempered I II I I 6.2 7 Heat treatment II Delivery condition code A U Use condition Hardened and tempered Delivery condition 860 oc I e I 920 oc I OQ +2560“CIOQorAC 8.1 8.2 Test sample) See EN 4235-3
15、 Test piece) See EN 4235-3 II I 1 8.3 9 10 11 Heat treatment II Heat treatment Softened Use condition Dimensions concerned mm aorDs40 I D,40 each face Direction of test piece L Thickness of cladding on % - - - Delivery condition + 6% 560 “C I OQ or AC + 860 C 05 920 “C I OQ - -1 _ Characteristics Te
16、mperature 8 “C - Ambient Proof stress Strength R, MPa - 10501R1250 2 850 - Rp0,2 MPa - Elongation A% tio 311 IHB375 328 I HV I 396 1) Hardness I 255 HB I 269 HV Shear strength - - R, MPa - Bending k- - Impact strength - KV 2 35J : Notch direction T ; (W 2 20J) *) Temperature Io 1% - I I E Time h - s
17、tress na MPa Elongation a% - Rupturestress - - OR MPa ._ I Elongation at A% - rupture I 27 I Notes (see line 98) I i) 2) I Page 5 prEN 3509: 1998 - 5 7 - 1 Hardenability I See EN 2003-14 O= 875 “C +. 5 “C Distance 1,5 5 9 15 25 40 (mm) HRC min. 49 48 47 46 46 45 HRC max. 57 57 57 57 55 54 See EN 423
18、5-3 14 I4 I External defects Grain size - - See EN 4235-3 See EN 4235-3 - 95 Marking inspection I 50 96 Dimensional inspection Cleanliness/inclusion content (micro-cleanness) $1 99 I Typical use Internal defects 1 6 71 G$6 EN 4050-1 May be tested either on the product or at an earlier stage of manufacturing 98 71 Category 1 Notes 71 Class 2 See EN 4235-3 See EN 4235-3 1) HV for a or D I 5 rnm 2) Value in brackets after blank nitriding : 490 c Oc 510 “C / t = 24 h Nitriding steel rodud qualification See EN 2043 Qualification programme to be agreed between manufacturer and purchaser.
