1、I AECMA PREN2518 82 a 10123LL 00033-b 8 i 6 - - - -i=- A.E.C.M.A, STANDARD NORME A.E.C.M.A. A.E.C.M.A. NORM prE N25 18 Edition 1 June 1982 ENGLISH VERSION TITANIUM TI-PO2 390 MPa , 30 min / cool in air or inert atmosphere Condition of use De 1 ivery condi tion Test piece Heat treatment Sampling Dime
2、nsions concerned . I I mm Q 200 - L, LT or reforged sample L r LT Thickness of cladding on each face Direction of sample Temperature Proof Strength Reduction of area Room temperature 7/ 290 390 6 Rm4 540 vp o,: MPa) MPal A % u 20 i 30 z % Hardness H MPa) - Shear Strength Bending I mpect J Oc h - - K
3、 8 _. t _. a I Temperature ITime fi Stress lu (r u Elongatlon Rupture Stress A Elongation at ruptre Notes Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,
4、-,-AECMA PREN2518 82 W 101231L 0003388 1 W 2 1 3 Notes rypical usa 1) Hydrogen content : - Bars for forging : 100 ppm max. - Bars for machining : 125 ppm max. 7) Determination not: required for routine acceptance. 3) in preparation. Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-