1、 STDeAECMA PREN 2032-ENGL L935 LOL23Ll 00L30bL 20b Declassification approved 1995-04-28 AECMA STANDARD NORME AECMA AECMA NORM The equivalent versions in French and German languages can be supplied by B.N.A.E. - Technopolis 54 - 199, rue Jean-Jacques Rousseau 921 38 ISSY - LES - MOULINEAUX CEDEX - FR
2、ANCE prEN 2032 Edition 2 April 1995 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 Supersedes edition 1 August 1980 ENGLISH VERSION CONVENTIONAL DESIGNATION FOR METALLIC MAT
3、ERIALS AEROSPACE SERIES DSIGNATION CONVENTIONNELLE DES MATRIAUX MTALLIQUES SRIE AROSPATIALE LUFT- UND RAUMFAHRT KONVENTIONNELLE BEZEICHNUNG DER METALLISCHEN WERKSTOFFE This “Aerospace series“ Standard has been drawn (Association Europenne des Constructeurs It is published on yellow paper in three eq
4、ui It will be submitted as a draft European S b) a dash. 2 .2 11t: arccrid part c:omplct.t?s t.he defini tlo:i of the material by indication 01 the mcthnd of maniifactiiril and nlocatior. of u two figure reference ritinibc-r I), on the basic of tne rules peculiar to each family of mate- riiils *.hic
5、h ia covPrci by the fc,Loi*.ing clriuses. UN-ALLC)ED METALS 2) The second part of the description comprises : a) ttto iiif!ic.;it ion (if ttw metiiw! of niani:acture of material (i-) - C ior cast metals - P for forged or wrought metals, b) and ns thc casc may lie : - the purity iiidcx (vhcn it is si
6、gnificant), or - the figurc O foliowcd by a serial number : ;I tltaiium (not alleyed) is described by TI-P02. STD-AECMA PREN 2032-ENGL 1775 H LOL23LL OD130b4 T15 W prEN032 Page 4 4 NON FERROUS ALtOYS ) Thc second part of the description comprises : a) ttic iritiicatioii o! i.ic tnot.tind ni tnaniifi
7、ir:tiire nf m;it(*ri;:i (OW r.0 try) - C for cast alloys, - P for forged or wrought alloys, b) A group of two figures with table 1. - the first figure defines the most important added element in accordance Reference O 1 2 3 4 5 6 7 8 9 TADLE 1 - Element No additional element 2) Cu, Sn si Mg, Mo, Pb
8、C, Fe, in Mn. Ag AI, Co Ni, Zr Va, W, Th Be, Cr, Rare Earths - Other elements - the second figure is a serial number (ritr:cut srcr,ifica:ice) .%.F. : a cast magnesium alloy whose major additional item is silver is described by : MG-CS1. 5 ALUPIINIUEI AND ALUMINIUM ALLOYS 5.1 Wrought aluminium and a
9、luminium alloys The European organisations 3) are signatories to the AWMINJM ASSOCIA- TIONS (AA) declaration of agreement with regard to the interEationa1 system of description of wrought aluminium and its alloys. Following this agreement, the AA designation applies to all materials with a chernical
10、 composition rigorously identical to that defined by the ALUMINUM ASSOCIATION. As to other materials, 4) shall ask the AA to set down a new description. in the case of clad materials the AA description will be extended in the following way : D = 2024 - T3 platticrt E = Clad 2024 - T3 STD-AECMA PREN
11、2032-ENGL 1995 LOL23LL 00130b5 751 = prEN2032 Pngc 5 5.2 Cast aluminium and aluminium alloys The description of materials is mads up following the rules in clauses 3 or 4. 6 STEELS The second part of the description consists of : a) the indication of the rnethotl of rnariufacture of mat.crin1 (one l
12、etter) - C for cast steels, - P for wrought or forged steels, fij:lijwei: ?vy 0 sy:egory 1) b) by a group of two figures - the first defines the group to which the steel belongs (for the significance - the second figure is a serial number (without significance). of reference depending on category, s
13、ee tables 2.-to 5. 6.1 Pure iron and carbon steels 6.1.1 Group reference TABLE 2 Referena, Carbon Cor;tent % n Pire Iron 21 c e 0.10 0.10 1,oo p.g.: wrought carbon steel having a carbon content of 0,38 is defined by FE-PY7 6.2 Low alloyed steels 6.2.1 Definition : steels in which no clcrnent reaches
14、 8 mean content of 5 %. 6.2.2 Category symbol : L (low alloy) I) Exccpt for purc iron Aiid ccirbnn stwls. 2) stnc clausr 3. STD-AECMA PREN 2032-ENGL 1995 1012311 O130bb 898 M prEN2032 Page 6 6.2.3 Group reference TABLE 3 Ref erence Elsmnt - Mn, Cr-Mn, possibly, S, P Si with possibly Cr, Mo Cr with p
15、ossibly Va Cr-Mo Cr-Mo with AI or Va Ni-Cr Ni -Ci -Mo Ni-Cr-Mo-Si Miscellaneous e.):.: A wrought steel with 0,25 % carbon, 1 % chromium and 0,25 % Mo is described by FE-PL43. 6.3 Alloy steels 6.3.1 Definition : steels which an element has a mean content greater chan 6.3.2 Ferritic or martensitic ste
16、el or equal to 5 %. 6.3.2.1 Category symbol : M 6.3.2.2 Group reference TABLE 4 Reference Typt of Steel up to 5 % Cr up to 13 % Yr up to 17 % Cr with Cr-Si or Lr-Si-Mo structural hardening neels high speed steels (with W, Mo, Va miscellaneous *.I*. : Wrought stccl with 0,12 % carbon and 13 7. chromi
17、um is dcs- gnatcd by FI:-PM32. - - STD*AECMA PREN 203Z-ENGL 1995 1012311 0013Ub7 724 6.3.3 Austeni!.Lc or auatenitoferric 6.3.3.1 Category symbol : A 6.3.3.2 Group reference : TABLE 5 1 and 2 3 4 5 8 9 stools 18-8 and 18-10 with possibly Ti, Nb, and Mo steclr with Mn steels 17.1 3 and 15-1 5 with po
18、ssibly W, Si or Mo steels 25.1 2 and 25-20 with possibly Si, Ti arid W structural hardelring steels miscellaneous e.g.: A wrought steel with 0,05 X carbon, 18 5 chromium and 10 X nickel is designated by FE-PA12. 7 SPECIAL CASE Weldable materials When, within a same type of basic composition, certain products are required with special conditions fc better weldability (for example, lower sulphur nnd phosphorous content), the letter S is added at the end of the description (?*p. : FE-PU5 S.
