1、CEN PRENx35L7 94 m 3404589 0082971 647 Edition approved for publication AECMA STANDARD NORME AECMA AECMA NORM Comments should be sent within six months after the date of Dubiication to C5 Chairman prEN 351 7 Edition P 2 November 7994 UDC : DIT PAR LASSOCIATION EUROPENNE DES CONSTRUCTEURS DE MATERIEL
2、 AhOSPATIAL Technopolis - 175, rue Jean-Jacques Rousseau - F-92138 Issy-les-Moulineaux Cedex - Tl. (1) 47.36.98.76 Supersedes issue P 1 March 1988 Descriptors : ENGLISH VERSION Aerospace series Steel FE-PL21 05 Air melted Hardened and tempered Bar for machining De I 150 mm 1080 MPa I Rm I 1280 MPa S
3、rie arospatiale Acier FE-PL21 05 labor lair Tremp et revenu Barres pour usinage De I 150 mm 1080 MPa I R, I 1280 MPa Luft- und Raumfahrt Stahl FE-PL2105 Lufterschmolzen Gehrtet und angelassen Stangen De I 150 mm 1080 MPa I R, S 1280 MPa This “Aerospace Series“ Prestandard has been drawn up under the
4、 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 the Member countries. Subsequent to the p
5、ublication 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 formal agreement of the
6、Official Services of the Member countries it will be submitted as a draft European Standard to CEN (European Committee for Standardization) for formal vote. 1994-1 1-18 AECMA Technopolis - 175, rue Jean-Jacques Rousseau 921 38 Issy-les-Moulineaux Cedex - FRANCE Mr Odorico aecrna 1994 - .- - CEN PREN
7、S3517 94 - 3404589 0082772 583 Page 3 prEN 3517 : 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 5 150 mm hardened and tempered, 1080 MPa I R, I, 1280 MPa, in steel FE-PU105 for aerospace applications
8、. 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 amendments to or revis
9、ions 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 2003-2 EN 2034 EN 2035 EN 2036 EN 2037 EN 2038 EN 2039 EN 2040 EN 2041 EN 2042 EN 2500-5 EN 26
10、00 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) Round steel bars - Drawn - Dimensions - Tolerance h9 - Aerospace series Round steel bars - Ground - D
11、imensions - Tolerance h8 - Aerospace series Hexagonal steel bars - Drawn - Dimensions - Tolerances hll and h12 - Aerospace series 1) Hexagonal steel bars - Drawn - Dimensions - Tolerance h9 - Aerospace series Rectangular steel bars - Drawn - Dimensions - Tolerances hll/hl2 - Aerospace series Rectang
12、ular steel bars - Rolled - Dimensions - Tolerance js16 - Aerospace series Square steel bars - Drawn - Dimensions - Tolerances hl l/h12 - Aerospace series l) Square steel bars - Rolled - Dimensions - Tolerance js16 - Aerospace series Aerospace series - Instructions for the drafting and use of metalli
13、c material standards - Part 5 : Specific requirements for steel 2) Aerospace series - Designation of metallic semi-finished products - Rules 2, Aerospace series - Steel - Wrought products - Technical specification - Part 3 : Bars and sections 2) Standard practice for determining the inclusion conten
14、t of steel 3, 1) Published as AECMA Standard at the date of publication of this standard 2) Published as AECMA Prestandard at the date of Dublication of this standard 3) This standard is published by : American Society for Testing and Materials (ASTM), 1916 Race St., Previous paqe Philadelphia, PA 1
15、9 103 - is blank I C si Mn P S Cr Mo 0.27 0,15 0,45 - - 0,50 0,45 0.35 0,35 0,70 0,025 0,015 0,80 0,65 Ni AI Fe 2,30 0,015 Base 2,80 0,050 Method of meing Form Air meked Bar for machining 6.1 Delivery condition and heat treatment 6.2 Delivery condition code Softened Hardened and tempered 830 “C 5 85
16、 870 “C I OQ + tempered t9 2 555 “C I AC - A U 7 Usecondition and heat treatment 8 Sample Test piece Heat treatment 9 Dimensions concerned mm - - - - Softened Use condition De I150 De 5 I00 100 c De I 150 10 Il Thickness of cladding on % - Direction of test piece - L L or T each face “C MPa Ambient
17、- 2 880 2 880 MPa % - 1080 I Rm 5 1280 1080 I Rm 5 1280 - 2 10 27 - M Pa HB 5 248 311 iHBS388 311 iHB5388 - 19 20 Bending k- - Impact strength 233J1) 220J1) IC Temperature e “C - Time h - Stress Elongation MPa - a O16 - Page 4 prEN 3517 : 1994 Material designation I Steel FE-PL21 05 I Chemical I Ele
18、ment % Method of production Limit dimensions (mm) Des150 I 5.1 Technical specification I EN 42353 5.2 Dimensional standards EN 2034, EN 2035, EN 2036, EN 2037, EN 2038, EN 2039, EN 2040, EN 2041, EN 2042 I Hardened and tempered Delivery condition - Delivery condition + 830 OC 5 e I 870 OC I OQ + tem
19、pered 0 2 555 “CI AC 12 13 14 15 16 - - - - Temperature t- Proof stress e RFQ,: - TI Strength I Elongation A z - Reduction of Iarea 17 18 - H - RC Hardness Shear strength 21 22 23 24 - - - I l I Elongation at A Oh rupture 27 I Notes (see line 98) I CEN PREN83517 94 3404589 0082974 356 = Extamal defects Cleanline A2 A2 Ai 4 83 82 4 B2 3 82 c2 3 c2 c2 ci D2 D2 Di 4 Dl 3 _ See EN 42353 Material 100 mm may be tested either on the product or at an earlier stage of manufacturing Class 2 SeeEN6W 1) Izod test as per EN 2oui-2 2) 83 $thin may be permitted ata rate of one per sample examined. -
