1、STD-AECMA PREN 2373-ENGL 3999 M 3032333 0037439 052 Declassification approved 1999-1 2-31 AECMA STANDARD NORME AECMA AECMA NORM The equivalent versions in French and German languages can be supplied by B.N.A.E. - Technopolis 54 - lg9, rue Jean-Jacques Rousseau 92138 ISSY - LES - MOULINEAUX CEDW. - F
2、RANCE prEN 2171 Edition 2 Decem ber 1999 PUBLISHED BY THE EUROPEAN ASSOCIATION OF AEROSPACE INDUSTRIES (AECMA) Gulledelle 94 - E1200 BRUXELLES - Tel. (+32) 2 775 81 10 - Fax. (+32) 2 775 81 11 ICs: Supersedes edition I January i 979 Descriptors: ENGLISH VERSION HEAT RESISTING STEEL FE-PA92-HT Rm 2 9
3、00 MPa BARS AEROSPACE SERIES ACIER RESISTANT CHAUD Rm 2 900 MPa BARRES SERIE AROSPATIALE FE-PA92-HT HOCHWARMFESTER STAHL FE-PA92-HT Rm 2 900 MPa STANGEN LUFT- UND RAUMFAHRT f AECMA (The European Association of Aerospace Industries). It will be submitted as a drat7 European Standard to formal vote. S
4、tandardization) for Replace page 1 of the previous edition by this page 0 aecma 1999 COPYRIGHT Association Europeene Des Constructeurs de Materiel AerospaceLicensed by Information Handling ServicesAECMA PREN2LL 79 m LOL231L 0002373 5 m DRAFT EUROPEAN STANDARD - AEROSPACE SERIES prEN2171 Pw 3 1. # II
5、F HEAT RECISTISG STEEL FE-PA92-HT R, 3 900 hPa Bars Element Chemical 1 C Si in P S - - - 0,08 1,O 2,O 0,020 0,015 I Fe Re aim Pb Ti V - 1,9 0,lO Zer (50) 2,3 0,50 5 I I 13,s 1,O 16,O i,5 2 1 Air or vacuum melt or Air melt and vacuum refine or Consumable electrode remelt Method of melting 2, Form Met
6、hod of production Limit dimensions I I Barn for machining Bars for forging De 6 100 mn I I Acceptance Standards EN2069-1 3, and EN2069-3 3) I Condition and Heat treatment eliverv Solution treated Solution treated and jlot heat treated precipitation treated Machined or deccaled 980 k 10QC/ t , 1 hl 9
7、80 ? 10C/t 5 1 h/ 720 2 10C/t = 16 hl Oil or water quench Condition and Heat treatment Use 980 k lO“C/t + 1 hl 720 k 1O0C/t = 16 h/ Delivery condition + OQ or WQ Delivery condition + 720 * 10C/t = 16 h/air cool , air cool I Test piece Heat treatment Sampling Condition of use Delivery condition Dimen
8、sions concerned 4 100 I - - I Thickness of 10 cladding on each face I Direction of sample 8 oc Temperature Proof Elongation Reduction of area Hardness Shear Strength Room temperature - , 590 , 900 MPa m MPa* A % 3 13 I Z - HO - Rc % - - _I MPa 3 20 4 201 I 2486 HB 4 341 I a Bending ir = k x a) k K -
9、 8 - t J - OC h - I mpiict j n. Stress u Elongation Temperature Time - I 650 I I a 23 I MPa - - - - - 480 34,5 for t4 40 h &2,5 for t 40 h .- a Elongation 27 Notes COPYRIGHT Association Europeene Des Constructeurs de Materiel AerospaceLicensed by Information Handling Services AECMA PREN2171 77 10123
10、11 000237q 7 M prEN2171 Page 4 1 lotes Typical use 2 i 3 4 5 kete fi ures indicate coEposition expressed as parts per iREion tppm?. The me hod o analysis for lead shall be agreed between nanufac5u- rer an8 purcRaser. 2) The method of melting required shall be agreed between rrnufacturer and purchaser. 3 1 In preparation. 4) Combinati notch d and un tche test pi ce rupture shall occur in !%e unnofched porvfon 09 the tes! piece. COPYRIGHT Association Europeene Des Constructeurs de Materiel AerospaceLicensed by Information Handling Services
