1、r t .- i 6 O 8 a I AECMA PREN2210 77 QB .1012311 0002487 2 W: 1 1 A.E.C.M.A. STANDARD NORME A.E.C.M.A. A.E.C.M.A. NORM DRAFT prE N22 1 O Edition 1 October 1977 ENGLISH VERSION STEEL FE-PL43 S 650 MPa 6 a The text of this standard, which exists in three equivalent versions (English, French, German) h
2、as been drawn up under the responsability of AECMA (Association Europenne des Constructeurs de Matbrie1 Arospatial) and has been circulated to Official Services. Any reservations expressed by Official Services and not resolved in this issue, have been incorporated in the history sheet which has acco
3、nipanied this prEN to CEN, It ispublished 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). -* - Approved by The equivalent versions In French and German language
4、s can :-I COMITI! DE NORMALISATION be supplied by B.N.A.E., , 8, tue Moreau-V Of A.E.C.M.A. 1976-10-29 ILLANCQU-ST, FRANCE, - -. .- DRAFT - EUROPEAN . STANDARD _I_- - AEROSPACE SERIES prEN2210 Page -3 STEEL FE-PL43 S 650 ma a R, 5 a L Element Chemical Composition min. I I I I 96 I max. 1 I3 I I Air
5、melted Method of melting Seamless tubes 0,5 mmQ a 5 a Form Method of production Limit dimonsions Acceptance Standards . EN2069 2j - Section 5 Condition ond Hoat treatment SUPPIV Normalised (and tempered) 3) . I - I I Annealed 8SO;C 8 4 880C 1 AC I then. Temper if necessary I Normalised (and tempered
6、) 3, i .- . Normalised (and tempered) 3) ; . : I Delivery condition i Delivery condition then OC 880OC / AC ind thei;850Tempe if necessary Condition and Heat treotment US Tust piece Hont treotment Sampling Referenc 4) sre irie $9, I- D=16mm Annealed Norma 1 i sed -(and tempe red ) I Dimensions conce
7、rned Thickness of cladding on Bach face , I Direction of sample JTernperature c Proof u Stress i a Strength 2 w Elongation Reduction of area c Hardness Shear Strength Bending (r =: k x a) Impact k I - -I ITirno t I li -I- a, MPa*l e% ah MPal - - - A 90 n Stress a o Elongation . Lu w Rupture Stross 1
8、1 IMP: = i ar/mmz ) For bars o? same d ame er. or tubes f interqal fiameter d 5 a refer to the properties Notes . _- - AECMA PREN2210 77 BI LOL23Llr 0002440 4 e *- AECMA PREN2210 77 Eil 1012311 0002Li91 O W pr2210 Page 4 I 1 -. Condit ion and Heat reatment,. rekerence - I O Xsignation - rypical use
9、2 - -.- - _I _e Hardened and tempered 870 OC f 1Q “C f OQ, then Temper 545 “C t 5 -. . 2) ,in preparation. 3 ) Temper if necessary. Optional test. Value for strip test pieces in bradkets. Method to be used in case of conflict. Proo b nd test manufacgurer an& purchzser . if re uired, to be negotiated between General purpo= steel, weldable. * , - . - . - . - . .e-*. - .
