1、I A.E.C.M.A. STANDARD W Approved by CMITk DE NORMALISATION of A.E.C.M.A. 1979-09-07 NORM E A.E .C.M .A. 1 A.E.C.M.A. NORM The equivalent versions in French and German languages can be supplied by B.N.A.E., 8, rue Moreau-Vauthier 921W GOULOGNE-BILLANCOURT - FRANCE. DRAFT prEN2306 Edition 1 May 1980 E
2、NGLISH VERSION HEAT RESISTING ANNEALED BARS AEROSPACE SERIES NICKEL BASE ALLOY NI-PSI-HT ALLLAGE Rl%ISTANT A CHAUD LUFT-UND RAUMFAHRT A BASE DE NICKEL NIPSI-HT HOCHWARMFESTE RECUIT NICKE LBASISLEG i E RUNG N 1991 -HT BARRES GEGLHT SERI E AEROSPATIALE STANGEN The text of this standard, which exists i
3、n three equivalent versions (Englkh, French, German) has been drawn up under the responsibility of A ECMA (Association Europenne des Constructeurs de Matriel Arospatial) and has been circulated ta, Official Services. Any reservations expressed by Officiai Services and not resolved in this issue, hav
4、e been incorporated in the history sheet which has accompanied this prEN to CEN. Itispublished on yellow paper as a draft European Standard intended to receive, under the same presentation and according to its own rules, the approval of CEN (European Committee for Standardization). Bars Cu Fe Pb Ti
5、Ni C Si bin S Co Cr -I 1 Element Chemical composition 1 min. - c - 18,O - - - 020 1,0 0,020 5,O 21,O 0,5 5,O (50) 0,60 Ease 1 2 I 3 nethod of melting :arm Aethod of production .mit dimensions Bars for forging Bars for machining mmw2 9) 31 Machined or descaled i.1 Acceptance standards i.2 Dimensional
6、 stadark Annealed :ondition ind eat treatment lelivery :ondition ind ieat treatment J s.5 Ann ea 1 ed Ann ea 1 e d Delivery conditicn + OOOOC Q 105a*C/For timeb) Air cool Delivery condition iest piece +at treatment ;ampling Condition of use Xnensions :oncerned rhickness of :laddinn on each face I Ya
7、 3irection of sampfe - 43 MPa* MP ai _ - Temperature Proof I- Stress F li-;“* Elongation Reduction of area Hard ness Room temperature 3 230 f- 640 A 3 30 z U3 RC I_ s 230 5) MPa _I - J Shear Strength Benifina I mwct k Oc h MPaC 96 MPe* - _ _ Tima P Stre5.S W W oc o Elongation Rupture Stress - Elanga
8、tion I at ruptura - *) 7MPa = N!mm 2 Notes prEN2306 Page 4 AECMA PREN2306 80 a 1012311 000285Li T ml 1 Votes rypical use 2 3 1) Bracketed figures indicate composition expressed as parts per million (ppm). The method of analysis for lead shall be agreed between manufacturer and purchaser. 2) The method of melting required shall be agreed between manufacturer and purchaser. 3) in preparation. 4) 30 minutes per 25 Run of ruling section. 5) For bars De 8 mm the hardness shall be S 275 HV.
