1、AECMA STANDARD NORME AECMA AECMA NORM prEN 3519 Edition P 2 November 1994 UDC: EDITE PAR LASSOCIATION EUROPEENNE DES CONSTRUCTEURS DE MATERIEL AEROSPATIAL Technopolis- 175, rue Jean-Jacques Rousseau- F-92138 lssy-les-Moulineaux Cedex- Tel. (1) 47.36.98. 76 Supersedes issue P 1 March 1988 Descriptors
2、 : Serie aerospatiale Acier FE-PL2105 Elabore a I air Trempe et revenu Barres pour usinage De:s; 150 mm ENGLISH VERSION Aerospace series Steel FE-PL21 05 Air melted Hardened and tempered Bar for machining De 150 mm 880 MPa Rm 1 080 MPa Luft- und Raumfahrt Stahl FE-PL21 05 Lufterschmolzen Gehartet un
3、d angelassen Stang en De:$ 150 mm 880 MPa :s; Rm :s; 1080 MPa 880 MPa :s; Rm :s; 1080 MPa This Aerospace Series“ Prestandard has been drawn up under the responsibility of AECMA (Association Europeenne des Constructeurs de Materiel Aerospatial). It is published on green paper for the needs of AECMA-M
4、embers. 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 changed to an extent that interchangeability is affected, physically or functi
5、onally, 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 draft European Standard to CEN (European Committee for Standardization) for f
6、ormal vote. Nota -Extra copies can be supplied by B.N.A.E. - Technopolis 54- 199, rue Jean-Jacques Rousseau- 92138 ISSY-LES-MOULINEAUX CEDEX Edition approved for publication 1994-11-18 Comments should be sent within six months after the date of publication to AECMA Technopolis - 175, rue Jean-Jacque
7、s Rousseau 92138 lssy-les-Moulineaux Cedex - FRANCE C5 Chairman Mr Odorico aecma 1994 Page 2 prEN 3519 : 1994 Page 3 prEN 3519 : 1994 0 Introduction For the use of this standard, see EN 2500-5. 1 Scope This standard specifies the requirements relating to bar for machining De s: 150 mm hardened and t
8、empered, 880 MPa s: Rm s: 1080 MPa, in steel FE-PL21 05 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 publicat
9、ions 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 2003-2 EN 20
10、34 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 : lzod impact test- Aerospace series 1) Round steel bars - Drawn and/or descaled - Dimensions - Tolerance h11 - Aerospace series 1 Round steel bars- Draw
11、n- Dimensions- Tolerance h9- Aerospace series 1) Round steel bars- Ground- Dimensions- Tolerance h8- Aerospace series 1) Hexagonal steel bars - Drawn - Dimensions - Tolerances h11 and h12 - Aerospace series 1 Hexagonal steel bars- Drawn- Dimensions- Tolerance h9- Aerospace series 1) Rectangular stee
12、l bars- Drawn- Dimensions- Tolerances h11/h12- Aerospace series 1) Rectangular steel bars- Rolled- Dimensions- Tolerance js16- Aerospace series 1) Square steel bars- Drawn- Dimensions- Tolerances h11/h12- Aerospace series 1) Square steel bars- Rolled- Dimensions- Tolerance js16- Aerospace series 1)
13、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 2) Aerospace series - Steel - Wrought products - Technical specification - Part 3 : Bars and
14、sections 2) Standard practice for determining the inclusion content 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 publication of this standard 3) This standard is published by : American Society for Testing and
15、 Materials (ASTM), 1916 Race St., Philadelphia, PA 19 103 Page 4 prEN 3519 : 1994 1 Material designation Steel FE-PL21 05 2 Chemical Element c Si Mn p s Cr Mo Ni AI Fe composition min. 0,27 0,15 0,45 -0,50 0,45 2,30 0,015 Base % max. 0,35 0,35 0,70 0,025 0,015 0,80 0,65 2,80 0,050 3 Method of meltin
16、g Air melted 4 Form Bar for machining Method of production -Limit dimensions (mm) DeS150 5 5.1 Technical specification EN 4235-3 5.2 Dimensional standards EN 2034, EN 2035, EN 2036, EN 2037, EN 2038, EN 2039, EN 2040, EN 2041, EN 2042 6 6.1 Delivery condition Softened Hardened and tempered and heat
17、treatment - 830 “C s 9S 870 “C I AC +tempered 9 595 c lAC 6.2 Delivery condition code A u 7 Use condition Hardened and tempered Delivery condition and heat treatment Delivery condition -+ 830 “C S 9S 870 “C I AC + tempered ( 595 c I AC Characteristics 8 Sample - -Test piece -Heat treatment Softened
18、Use condition 9 Dimensions concerned mm De S150 De S100 100Des150 10 Thickness of cladding on % -each face 11 Direction of test piece -L LorT 12 Temperature ( c Ambient f-13 Proof stress Rp0,2 MPa -690 690 f-14 T Strength Rm MPa - 880 s Rm S1080 880 s Rm s 1080 f-15 Elongation A % -12 8 16 Reduction
19、 of z % - - -area 17 Hardness H - HB s 248 255 s HB s 321 255 S HB s 321 18 Shear strength Rc MPa -19 Bending k - -20 Impact strength -:2: 54 J 1) 27 J 1) 21 Temperature ( c -,.-22 Time h -r-23 Stress oa MPa -r-24 c Elongation a % -r-25 Rupture stress OR MPa - Elongation at A % -rupture 27 Notes (se
20、e line 98) 1) 44 External defects -50 Cleanliness/ -Inclusion content 1 7 61 Internal defects -6 7 97 Designation -98 Notes -99 Typical use -See EN 4235-3 See EN 4235-3 ASTM E45 : 1987 Method D Page 5 prEN 3519: 1994 Acceptance criteria for micro-cleanness of air melted, carbon and low alloys steels
21、 Worst field rating. No specimen shall contain The average of all the tests on a given cast inclusions exceeding the following 2). shall not execeed the following. Thin Heavy Thin Heavy A2! A2 A2 A1! 83 82! 82! 82 C2! C2 C2 cd 02 02 od oq See EN 4235-3 Material 1 00 mm may be tested either on the product or at an earlier stage of manufacturing Class 2 See EN 2600 1) lzod test as per EN 2003-2. 2) 83 f thin may be permitted at a rate of one per sample examined
