1、STD-AECMA FREN 352b-ENGL 1997 m LOL23Ll DLb14b P52 Edition approved for publication 1999-03-31 AECMA STANDARD prEN 3526 NORME AECMA Edition P 2 AECMA NORM March 1999 PUBLISHED BY THE EUROPEAN ASSOCIATION OF AEROSPACE INDUSTRIES (AECMA) Gulledelle 94 - 8-1200 BRUXELLES - Tel. (+32) 2 775 81 1 O - Fax
2、. (+32) 2 775 81 11 ICs: Supersedes edition P1 Descriptors: May 1988 Comments should be sent within six months after the date of publication to AECMA Gulledelle 94 C5 Chairman Mr Evetts B-1200 BRUXELLES ENGLISH VERSION Aerospace series Steel FE-PLI 505 (I 5CrMoV6) Air melted Hardened and tempered Sh
3、eet and strip 0,5 mm a 6 mm 980 MPa 5 Rm I 1 180 MPa Srie arospatiale Acier FE-PLI505 (15CrMoV6) labor lair Tremp et revenu Tles et bandes 0,5 mm I a 5 6 rnm 980 MPa I Rm 2 I 180 MPa Luft- und Raumfahrt Stahl FE-PLI505 (15CrMoV6) Lufterschmolzen Gehrtet und angelassen Bleche und Bnder 0,5 mm I a I6
4、mm 980 MPa I Rm I I 180 MPa This “Aerospace Series“ Prestandard 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 Tech
5、nical Committee following comment by the Member countries. 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 sign
6、ature of the AECMA Standard Checking Centre (NPS) and formal 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. aecma 1999 - O Introduction This standard is part of the series o
7、f 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. i Scope This standard specifies the requirements relating to: Steel FE-PLI505 (1 5CrMoV) Air melted Hardened and
8、 tempered Sheet and strip 03 mm s ai 6 mm 980 MPa I Rm 5 1 180 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
9、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 amendment or revision. For undated references the latest edition of the publication referred to applies. EN
10、2043 Aerospace series - Metallic materials - General requirements for semi-finished product qualification (excluding forgings and castings) 1) EN 2951 Aerospace series - Metallic materials - Test method - Micrographic determination of content of non-metallic inclusions 1) EN 4235-2 Aerospace series
11、- Steel - Wrought products - Technical specification - Part 2: Plate, sheet and strip 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 STD-AECMA PREN 352h-ENGL L999 M 1OL231L OCILbL48 425 E Page 4 prEN 3526: 1999 Material designation Chemical Element Steel FE
13、-PLI 505 (1 5CrMoV6) C si Mn I P S Cr Mo V Fe composition % Form _ min 0,12 - 0,80 - - 1,25 OJO 0,20 Base max 0,18 0,20 1,lO 0,020 0,015 1,510 1 ,o0 0,30 Sheet and strip I Method of melting Air melted Technical specification I Method of production Limit dimension(s) mm EN 4235-2 Rolled 0,5 5 a c 6 6
14、. I _ Delivery condition Heat treatment Softened Hardened and tempered - 955 “C c 0s 995 “C I AC or OQ + 615 “C s e 655 “CI AC 6Delivetycondition code 7 I Use condition Heat treatment A Hardened and tempered Delivery condition Delivery condition - 955C 8995“C/ACorOQ 615 “C s 0s 655 “C /AC U Test sam
15、ple) Test piece) See EN 4235-2 See EN 4235-2 - 8.1 8.2 8.3 9 10 11 12 13 14 15 16 17 8 19 20 21 22 23 24 25 26 27 - - - - - - - - - - - - - - - - - - - - - - Dimensions concerned Thickness of cladding on each face Characteristics mm % 0,5 I a 5 6 0,5 I a : 6 - - Direction of test piece Temperature I
16、 e IT Heat treatment I Softened I Use condition I - LT - Ambient Reduction of area - I Proof stress IR,o.21 MPa I I 2 780 I 2 % - - - TI Strength I Rm IMpaI I 980 2 R, C 1 180 I Hardness Shear strength Rc MPa - I A50mrn lo I I Elongation I A I % I 6 197 HV or c 197 HB 309 5 HV 5 371 - - Impact stren
17、gth Temperature le 1C - Bending lkl-1 0,5 ; a = 180 I I - - C 1 Time Elongation a YO - Rupture stress oR MPa - lhl Elongation at rupture A % - Notes (see line 98) - Page 5 prEN 3526: 1999 1 - External defects Visual See EN 4235-2 Cleanlinesslinclusion content (micro-cleanness) 1 7 Decarburization EN 2951 Category 1 iiarking inspection Mnensional inspection - - dotes See EN 4235-2 - rypicai use -I See EN 4235-2 -I See EN 4235-2 -I See EN 4235-2 Page 6 prEN 3526: 1999 roduct qualification See EN 2043 lualification programme to be agreed between manufacturer and purchaser.
