1、 _ STD-AECMA PREN 4330-ENGL 1997 m 1012311 0011351 225 m Edition approved for publication 1997-03-28 NORME AECMA AECMA NORM Comments should be sent within six months after the date of publication to AECMA Gulledelle 94 E-1 200 BRUXELLES Edition P 1 March 1997 PUBLISHED BY THE EUROPEAN ASSOCIATION OF
2、 AEROSPACE INDUSTRIES (AECMA) Gulledelle 94 - 8-1200 BRUXELLES - Tel. (32) 2 775 81 10 - Fax. (32) 2 775 81 11 ICs : Descriptors : ENGLISH VERSION Aerospace series Steel FE-WA4802 (X8CrNiMn27-22-2) Filler metal for welding Wire and rod Srie arospatiale Acier FE-WA4802 (X8CrNiMn27-22-21 Mtal dapport
3、de soudage Fil et baguette Luft- und Raumfahrt Stahl FE-WA4802 (X8CrNiMn27-22-2) Schweizusatz Draht und Stbe AECMA STANDARD prEN 4330 aecma 1997 This “Aerospace Series“ Prestandard has been drawn up under the responsibility of AECMA (The European Association of Aerospace Industries). It is published
4、 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 technical content shall not be changed to an extent that interchangea
5、bility is affected, physically or functionally, without re-identification of the standard. After examination and signature of the AECMA Standard Checking Centre INPSI and formal agreement of the Official Services of the Member countries it will be submitted as a draft European Standard to CEN (Europ
6、ean Committee for Standardization) for formal vote. Nota - Extra copies can be supplied by B.N.A.E. - Technopolis 54 - 199, rue Jean-Jacques Rousseau - 921 38 ISSY-LES-MOULINEAUX CEDEX C5 Chairman Mr Odorico STD-AECMA PREN 4330-ENGL 1797 LOL23LL 0011352 Lb1 Page 3 prEN 4330 : 1997 O Introduction Thi
7、s standard is part of 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. 1 Scope This standard specifies the requirements relating to : Steel FE-WA4802
8、 (X8CrNiMn27-22-2) Filler metal for welding Wire and rod 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 publica
9、tions 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 2043 Aerosp
10、ace series - Metallic materials - General requirements for semi-finished product qualification (excluding forgings and castings) 1) EN 3879 Aerospace series - Metallic materials - Filler metal for welding - Technical specification 1) EN 4258 Aerospace series - Metallic materials - General organizati
11、on 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 publication of this standar
12、d Previous page is blank STD-AECMA PREN 4330-ENGL 3777 W 1012333 0033353 OTB W Chemical composition Yo Page 4 prEN 4330 : 1997 Element C si Mn P S Cr Mo Ni Cu Fe min. - 0,25 1,25 - - 26,OO - 20,50 - Base max. 0,15 0,60 2,50 0,030 0,025 28,OO 0,75 22,50 0,75 I Material designation I Steel FE-WA4802 (
13、X8CrNiMn27-22-2) Form Method of production Limit dimension(s) mm Technical specification - Wire and rod Cold drawn - EN 3879 I Method of melting 1 Air melted 6.1 Delivery condition Heat treatment Cold drawn and annealed - 8.2 8.3 9 16.2 I Delivery condition code I U Test piece(s) - Heat treatment -
14、Dimensions concerned mm - 1 10 I 7 I Use condition I Delivery condition I Thickness of cladding on % - each face II I 14 T Strength R, MPa - 15 Elongation A% - 16 Reductionofarea Z % - 17 Hardness - - - 18 Shear strength R, MPa - 19 Bending k- - l - I I I Heat treatment - 22 Time h 23 Stress 0, MPa
15、- 24 C Elongation a% - 25 Rupture stress OR MPa - 26 Elongation at A % - 27 Notes (see line 98) - - - - - rupture Characteristics I - 18.1 I Test sample(s) I I 1 I I Direction of test piece I Il I - I 20 I Impact strength I I I21 I ITemperature I e I “C I - STD-AECMA PREN WO-ENGL 1,777 m LOI, OOLLYI 1-34 m - - Page 5 prEN 4330 : 1997 See EN 3879 See EN 3879 External defects iesidual stress nternal defects I -I See EN 3879 -I See EN 3879 -I Page 6 prEN 4330 : 1997 roduct qualification See EN 2043 Qualification programme to be agreed between manufacturer and purchaser.
