1、CEN PREN*3520 94 m 3404589 0080767 331 m Edition approved for publication 1994-1 1-18 AECMA STANDARD NORME AECMA AECMA NORM C5 Chairman Mr Odorico Comments should be sent within six months after the date of publication to AECMA Technopolis - 175, rue Jean-Jacques Rousseau 921 38 Issy-les-Moulineaux
2、Cedex - FRANCE prEN 3520 Edition P 2 November 1994 UDC : DIT PAR LASSOCIATION EUROPENNE DES CONSTRUCTEURS DE MATRIEL AROSPATIAL Technopolis - 175, rue Jean-Jacques Rousseau - F-92138 Issy-les-Moulineaux Cedex - Tl. (1) 47.36.98.76 Descriptors : ENGLISH VERSION Aerospace series Steel FE-PL21 05 Air m
3、elted Softened Forging stock a or D I 300 mm Srie arospatiale Acier FE-PL21 05 labor lair Adouci Demi-produits destins la forge a ou D I 300 mm Supersedes issue P 1 March 1988 Luft- und Raumfahrt Stahl FE-PL2105 Lufterschmolzen Weichgeglht Schmiedevormaterial a oder D 5 300 mm This “Aerospace Series
4、 Prestandard has been drawn up under the responsibility of AECMA (Association Europenne des Constructeurs de Matriel Arospatial). 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 t
5、he 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 signature of the AECMA Standard Checking C
6、entre (NPSI 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. Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license
7、 with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-CEN PRENx3520 9q m 3404589 00807b8 278 m Page 3 prEN 3519 : 1994 O Introduction For the use of this standard, see EN 2500-5. 1 Scope This standard specifies the requirements relating to bar for machining De
8、 I 150 mm hardened and tempered, 880 MPa 5 R, s 1080 MPa, in steel FE-PL2105 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
9、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 amendment or revision. For undated references the latest edition of the publication referred to app
10、lies. EN 2003-2 EN 2034 EN 2035 EN 2036 EN 2037 EN 2038 EN 2039 EN 2040 EN 2041 EN 2042 EN 2500-5 EN 2600 EN 4235-3 ASTM E45-87 Test methods for steel products - Part 2 : Izod impact test - Aerospace series 1) Round steel bars - Drawn and/or descaled - Dimensions - Tolerance hll - Aerospace series 1
11、) Round steel bars - Drawn - Dimensions - Tolerance h9 - Aerospace series Round steel bars - Ground - Dimensions - Tolerance h8 - Aerospace series l) Hexagonal steel bars - Drawn - Dimensions - Tolerances hll and h12 - Aerospace series 1) Hexagonal steel bars - Drawn - Dimensions - Tolerance h9 - Ae
12、rospace series Rectangular steel bars - Drawn - Dimensions - Tolerances hl l/h12 - Aerospace series Rectangular steel bars - Rolled - Dimensions - Tolerance js16 - Aerospace series Square steel bars - Drawn - Dimensions - Tolerances hl l/h12 - Aerospace series Square steel bars - Rolled - Dimensions
13、 - Tolerance js16 - Aerospace series l) Aerospace series - Instructions for the drafting and use of metallic material standards - Part 5 : Specific requirements for steel 2) Aerospace series - Designation of metallic semi-finished products - Rules *) Aerospace series - Steel - Wrought products - Tec
14、hnical specification - Part 3 : Bars and sections 2) Standard practice for determining the inclusion content of steel 3, 1) Published as AECMA StaRdard at the date of publication of this standard 2) Published as AECMA Prestandard at the date of publication of this standard 3) This standard is publis
15、hed by : American Society for Testing and Materials (ASTM), 1916 Race St., Previous page is blank Philadelphia, PA 19 103 Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without li
16、cense from IHS-,-,-CEN PRENx3520 94 D 3404589 0080b 104 D Material designation Page 4 prEN 351 9 : 1994 Steel FE-Pi21 05 Chemical composition C si Mn P S Cr Mo Ni AI Fe Element min. 0,27 0,15 0,45 - - 0,50 0,45 2,30 0,015 Base % max. 0,35 0,35 o,70 0,025 0,015 o,ao 0,65 2,ao 0.050 Method of producti
17、on Limit dimensions (mm) Method of melting Form 0,5150 Air melted Bar for machining 5.1 Technical specification 5.2 Dimensional standards EN 4235-3 EN 2034, EN 2035, EN 2036, EN 2037, EN 2038, EN 2039, EN 2040, EN 2041, EN 2042 - a 6 6.1 Delivery condition Softened and heat treatment - Hardened and
18、tempered 830 “C If31 870C IAC + tempered f3 2 595 “C IAC 6.2 Delivery condition code Use condition and A U Hardened and tempered Delivery condition heat treatment Delivery condition - + a30 *c 5 e I a70 OC I AC + tempered 0 2 595 “C I AC Sample - Test piece - Heat treatment Softened Shearstrength I
19、R, IMPal - - - Use condition Dimensions concerned mm De I 150 De 100 Temperature e C - Time h - 100 De I 150 C Elongation a% - Rupturestress CSR MPa - Elongation at A % - rupture Notes (seeline 98) 1) Direction of test piece - L L or T Proofstress Rw.2 MPa - 1690 T Strength R, MPa - 880 I Rm I 1080
20、1690 880 i R, I io80 Elongation A% - 2 12 Reductionof 2 % - area - Hardness H- HB I 248 255 I HB I321 18 - 255 5 HB I321 - Impact strength 254J1) 227J1) Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or
21、networking permitted without license from IHS-,-,-CEN PREN*3520 94 = 3404589 0080970 926 M Test A : Hardened and tempered + tempered 8 2 51 5 C OCSSOCIOQ Reference heat treatment Test B : Hardened and tempered + tempered 0 2 555 “C Test C : Hardened and tempered + tempered 0 t 595 “C OTS eS87o0cio X
22、ICOCIOQ External defects Worst field rating. No specimen shall contain inclusions exceeding the following 4). Cleanliness/ Inclusion content The average of all the tests on a given cast shall not execeed the following. Internal defects Thin A24 Designation Heavy Thin Heavy A2 A2 Ai 1 Notes 83 c2 4 T
23、ypical use 82 4 82 4 82 c2 c2 c1 4 Page 5 prEN 3520 : 1994 See EN 2157-2 See EN 2157-2 ASTM E45 : 1987 Method D Di 4 D2 I D2 I D1 4 I See EN 2157-2 Material manufacturing 100 mm may be tested either on the product or on an earlier stage of - 1 ) Test sample to be heat treated at De size. 2) If requi
24、red by the purchaser order. 3) izod test as per EN 2003-2. 4) 83 $ thin may be permitted at a rate of one per sample examined. Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
