1、STDSAECMA PREN 931B-ENGL 1797 = 1012311 OCIL3731 707 AECMA STANDARD prEN 431 8 NORME AECMA Edition P 1 AECMA NORM December 1997 Edition approved for publication PUBLISHED BY THE EUROPEAN ASSOCIATION OF AEROSPACE INDUSTRIES (AECMA) Gulledelle 94 - 6-1 200 BRUXELLES - Tel. (+32) 2 775 81 10 - Fax. (+3
2、2) 2 775 81 11 C5 Chairman Comments should be sent within six months after the date of publication to ICs: Descriptors: ENGLISH VERSION Aerospace series Heat resisting alloy FE-PA2601 (XGNiCrTiMoV26-15) Solution treated and precipitation treated Bar and section De48 h Elongation at A% 2 5 f0rtR i 48
3、 h 9 I Dimensions concerned I mm I De 5 100 I De 5 100 I 11 I Direction of test piece I I See EN 3235-3 I - I Ambient I Temperature I B I “C I - I 27 I Notes (see line 98) I prEN 4318: 1997 Grain size External defects Macrostructure internal defects Marking inspection Dimensional inspection Notes Ty
4、pical use See EN 3235-3 G23 See EN 3235-3 Only visual is required See EN 3235-3 To be defined on the order See EN 3235-3 Class 2 See EN 3235-3 See EN 3235-3 *) p.p.m. - _ STD-AECMA PREN 4318-ENGL 1997 31312311 131333935 352 Page 6 prEN 431 8: 1997 Product qualification See EN 2043 Qualification programme to be agreed between manufacturer and purchaser.
