1、AECMA PREN2137 81 W 1012311 0002255 T = Approved by COMITE DE NORMALISATION Of A.E.C.M.A. 1980-05-19 A.E.C.M.A. STANDARD DRAFT NORME A.E.C.M.A. prEN2137 A.E.C.M.A. NORM Edition 1 January 1981 The equivalent venions in French and German languages can be supplied by B.N.A.E., 8, rue Moreau-Vauthier 92
2、100 BOULOGNE-BILLANCOURT- FRANCE. ENGLISH VERSION STEEL FE-PL75 1100 MPa Q Rm 1250 MPa BARS De 100 mm AEROSPACE SERIES ACIER FE-PL75 1100 MPa Rm 1250 MPa BARRES De 100 mm SERIE AEROSPATIALE LUFT-UND RAUMFAHRT STAHL FE-PL75 1100 MPa Rm 1250 MPa STANGEN De 100 mm The text of this standard, which exist
3、s in three equivalent versions (English, French, German) has been drawn up under the responsibility of A ECMA (Association Europenne des Constructeurs de Matriel Arospatial) and has been circulated to Official Services. Any reservations expressed by Official Services and not resolved in this issue,
4、have been incorporated in the history sheet which has accompanied rhis prEN to CEN. It is published 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). I I AECMA PR
5、EN2137 1 LO12311 00022Sb 1 W DRAFT EUROPEAN STANDARD - AEROSPACE SERIES prEN2137 Page 3 STEEL FE-PL75 1100 NPa 6 Rm 6 1250 MPa Bars De d 100.mm C Si Mn 0,26 0,lO 0,20 0,33 0,40 0,60 2 P 1 S (Gr I MOI Ni Element - Chemical Composition min. - - 1,20 0,30 3,30 0,025 0,020 1,SO 0,60 4,30 I % I max. 1 4
6、3. I Air melted Method of melting Form Method of production Limit dimensions Bars De d 100 W EN2069-1 and EN2069-3 EN2034 to EN2042 I Anne a 1 ed 1 Hardened and tempered I I I- l I Hardened and tempered I Hardened and tempered I Delivery condit ion 1 84PC 8 86OoC/ OQ + temper 8 2 540C 5.1 Acceptance
7、 standards 5.2 Dimensional standards Condition and Heat treatment Delivery Condition and Heat treatment Use Delivery condition i- 84OOC 9 86OaC/ OQ I i- temper 8 2 54OoC I I Test piece Heat treatment Sampling Dimensions concerned I De I mm d 100 I - % Thickness of cladding on each face Direction of
8、sample Temperature I 8 I C Room temperature I 3 900 - Proof Stress Strength 2 9 u1 b 880 1080 Q R, ,C 1230 r- IElongation I A I X 10 Reduction I I % I oi area - 321 HB 363 Hardness 14- Shear Strength Bending 1 My;+) I rnpact HCU % Elongation I at ruotura - +) 1MPa = 1N/rnm2 Notes i) Optional tesf . 2) HV for De 4 I -v - AECMA PREN2137 81 L01231L 0002257 3 prEN2137 Page 4 1 Condition and Heat treatment Reference Nom Typical usa 2 3 4 Hardened and temp er ed 850 10C/ OQ + temper 585 f 5OC Low alloy general purpose steel. . - - - . - -
