1、AECMA STANDARD NORME AECMA AECMA NORM Edition approved for publication prEN 3508 Edition P 2 December 1998 Comments should be sent within six months after the date of publication to C5 Chairman PUBLISHED BY THE EUROPEAN ASSOCIATION OF AEROSPACE INDUSTRIES (AECMA) Gulledelle 94 - 8-1200 BRUXELLES - T
2、el. (+32) 2 775 81 10 - Fax. (+32) 2 775 81 11 ICs: Supersedes issue P 1 March 1988 Descriptors: ENGLISH VERSION Aerospace series Steel FE-PLI 501 (30CrMol2) Air melted Hardened and tempered Bar De 5 i00 mm 930 MPa 5 Rm I 1 080 MPa Srie arospatiale Acier FE-PLI501 (30CrMol2) labor lair Tremp et reve
3、nu Barres De I 100 mm 930 MPa I Rm I 1 080 MPa Luft- und Raumfahrt Stahl FE-PLI501 (30CrMo.12) Lufterschmolzen Gehrtet und angelassen Stangen De I I00 mm 930 MPa I Rm 5 1 080 MPa This Xerospace Series“ Prestandard has been drawn up under the responsibility of AECMA (The European Association of Aeros
4、pace 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. Subsequent to the publication of this Prestandard, the technical content shall not be chang
5、ed 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 formal agreement of the Official Services of the Member countries it will be submitted as a draf
6、t European Standard to CEN (European Committee for Standardization) for formal vote. 1998-12-31 AECMA Gulledelle 94 B-1200 BRUXELLES Mr Evetts I I aecma 199 STD-AECMA PREN 35O-ENGL 1998 R LO12311 0035428 Li92 m Page 3 prEN 3508: 1998 O Introduction This standard is part of the series of EN metallic
7、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 the requirements relating to: Steel FE-PL1501 (30CrMo12) Air melted Hardened and tempered Bar
8、De I 100 mm 930 MPa 2 Rm 5 1 080 MPa for aerospace 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 he
9、reafter. For dated references, subsequent amendments 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 2043 Aerospace series - Metall
10、ic materials - General requirements for cemi-finiched product qualification (excluding forgings and castings) 1) EN 4050-1 Aerospace series - Test method for metallic materials - Ultrasonic inspection of bars, plates, forging stock and forgings - Part 1 : General requirements 1) EN 4235-3 Aerospace
11、series - Steel - Wrought products - Technical specification - Part 3: Bar and section 1) EN 4258 Aerospace series - Metallic materials - General organization of standardization - Links between types of EN standards and their use EN 4500-5 Aerospace series - Metallic materials - Rules for drafting an
12、d presentation of material standards - Part 5: Specific rules for steel 1) 1) Published as AECMA Prestandard at the date of publication of this standard Previous page is blank 1 Material designation 2 Steel FE-PL1501 (30CrM012) Chemical 1 composition % Element min. max. C si Mn P S Cr Mo Ni Fe - - 0
13、,28 0,lO 0,40 2,80 0,30 - 0,35 0,40 0,70 0,025 0,020 3,30 0,30 0,30 Base Method of melting Form 16.1 I Delivery condition I Air melted Bars Softened Method of production Limit dimension(s) mm Technical specification I Hardened and tempered - De 5 100 EN 4235-3 1 6.2 7 II I 860 oc I es 920 oc 1 OQ +
14、82 600 “C I OQ or AC Heat treatment - Delivery condition code A U Use condition Hardened and tempered Delivery condition 8.1 Test sample) II I See EN 4235-3 Heat treatment Il 8.2 8.3 9 i i 12 Delivery condition + 860 OC I 81 920 “C I OQ + B60O0C/OQorAC Test piece) See EN 4235-3 Heat treatment Soften
15、ed Use condition Dimensions concerned mm Thickness of cladding on - each face aorDI100 De I 100 - L Direction of test piece - Temperature IBI“C - Ambient Characteristics 14 T Strength Rm MPa - 9501Rm11 100 15 Elongation A% 13 16 Reductionofarea 2 % - - 17 Hardness 5 255 HB 285 HB 331 - - - I 269 HV
16、1) 295 HV 350 1) 18 Shear strength I R, IMPa - - 19 20 Bending k- - - Impact strength - W 2 455 ; Notch direction T ; (W 130J) 2) I I 24 C Elongation a% - 25 Rupturestress CR MPa - 26 Elongation at A% - 27 Notes (see line 98) 1) 2) -, - NptUre , . ., I I 1 I I Page 5 prEN 3508: 1998 7 lardenability
17、Jominy test) Distance 1,s 5 9 15 25 40 HRC min. 49 48 47 46 46 45 (mm) ;rain size - 7 - ixternal defects See EN 4235-3 G26 See EN 4235-3 :leanliness/inclusion content micro-cleanness) nternal defects - 7 1 Marking inspection See EN 4235-3 Category 1 EN 4050-1 Dimensional inspection 6 7 Notes May be
18、tested either on the product or at an earlier stage of manufacturing Class 2 Typical use -I See EN 4235-3 51 O= 875 “C * 5 “C I max. I 57 I 57 I 57 I 57 I 55 54 See EN 4235-3 See EN 4235-3 1) HVfor a or D c 5 mm 2) Value in brackets after blank nitriding : 490 c BI- 51 O “C I t = 24 h Nitriding steel STD-AECMA PREN 3508-ENGL 1598 1OL2311 0015431 TB7 Page 6 See EN 2043 Qualification programme to be agreed between manufacturer and Durchaser. prN 3508: 1998 Product qualification
