1、 STD.AECMA PREN IZb-ENGL 1777 W 1OZ23LL OOLgLb2 TLO W Edition approved for publication AECMA STANDARD NORME AECMA AECMA NORM C5 Chairman Comments should be sent within six months after the date of publication to prEN 3816 Edition P 1 November 1997 PUBLISHED BY THE EUROPEAN ASSOCIATION OF AEROSPACE I
2、NDUSTRIES (AECMA) Gulledelle 94 - B-1200 BRUXELLES - Tel. (+32) 2 775 81 1 O - Fax. (+32) 2 775 81 11 ICs: Descriptors: ENGLISH VERSION Aerospace series Steel FE-PA3601 (X6CrNiTiI 8-1 O) Air melted Softened and cold rolled Sheet and strip a53mm Rm 2 800 MPa Srie arospatiale Acier FE-PA3601 (X6CrNiTi
3、18-I O) labor lair Tremp et lamin froid Tles et bandes al3mm Rm 2 800 MPa Luft- und Raumfahrt Stahl FE-PA3601 (X6CrNiTiI 8-1 O) Lufterschmolzen Abgeschreckt und kaltgewalzt Bleche und Bnder aS3mm Rm 2 800 MPa This “Aerospace Series“ Prestandard has been drawn up under the responsibility of AECMA (Th
4、e 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 Technical Committee following comment by the Member countries. Subsequent to the publication of this Prestandard, the techn
5、ical 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 (NFS) and formal agreement of the Official Services of the Member countries
6、 it will be submitted as a draft European Standard to CEN (European Committee for Standardization) for formal vote. 1997-1 1-28 AECMA Gulledelle 94 B-1200 BRUXELLES Mr Odorico aecma 199 STDBAECMA PREN 38Lb-ENGL 1997 W LOL23LL OLgLb3 957 m Page 3 prEN 3816: 1997 O Introduction This standard is part o
7、f the series of 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-PA3601 (X6CrNiTi18-1 O) Air
8、 melted Softened and cold rolled Sheet and strip aI3mm R, 1 800 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 4235-2 Aerospace series - Steel - Wrought products - Technical specification - Part 2: Plate, sheet and strip 1) EN 4258 Aerospace series - Metallic mater
11、ials - General organization of standardization - Links between types of EN standards and their use 1) EN 4500-5 Aerospace series - Metallic materials - Rules for drafting and presentation of material standards - Part 5: Specific rules for steel 1) 1) Published as AECMA Prestandard at the date of pub
12、lication of this standard Previous page is blank Page 4 prEN 3816: 1997 1- 1 2 - - 3 - Material designation Chemical Element composition min. % max. Method of melting Steel FE-PA3601 (XGCrNiTil8-1 O) C si Mn P S Cr Ni Ti Fe - - 17,O 9,0 5x%C - - - Base 0,08 1 ,o0 2,OO 0,035 0,025 19,O 11,o 0,60 Air
13、melted Form Method of production 14.3 I Limit dimension(s) I mm I a53 I Sheet and strip Cold rolled k Technical specification EN 4235-2 6.1 6.2 I 7 I se condition Delivery condition Softened Heat treatment 105O0C551 100“C/AQorWQ + cold rolled Delivery condition code U I Delivery condition I Heat tre
14、atment II I - 8.1 Test sample(s) Characteristics See EN 4235-2 8.2 8.3 Test piece(s) See EN 4235-2 Heat treatment Delivery condition 1 9 I Dimensions concerned I mm I a53 11 12 13 14 - - - - I4 Thickness of cladding on 14 each fare Direction of test piece Temperature t? “C Proof stress Rp0,2 MPa T S
15、trength R, MPa See EN 4235-2 Ambient 2 700 2 800 Elongation Reductionofarea . I I A Yo 2 10 2 YO - Hardness Shear strength Rc MPa 250 5 HV 2 350 - I 19 I Bending lkl-1 1 ;a= 180 I Page 5 prEN 381 6: 1997 - 7 Jlicrostructure See EN 4235-2 G25 ;rain size 1 7 External defects Test method to be agreed b
16、etween manufacturer and purchaser pr 1,2 for a magnetic field of 15 91 5 Aim Jlagnetic permeability - Marking inspection Dimensional inspection See EN 4235-2 Notes Typical use - - - -1 - Components of self-locking nuts (cages, washers, etc.). See EN 4235-2 -I See EN 4235-2 Page 6 prEN 3816: 1997 Product qualification See EN 2043 3ualification programme to be agreed between manufacturer and purchaser.
