ASD-STAN PREN 2690-1998 Aerospace Series Aluminium Alloy AL-P7050-T7452 Hand Forgings a Less Than or Equal to 200 mm (Edition P 1)《航空航天系列 铝合金7050-T73652制a≤125mm的手制锻件 第2版[参见 ASD-STA.pdf
《ASD-STAN PREN 2690-1998 Aerospace Series Aluminium Alloy AL-P7050-T7452 Hand Forgings a Less Than or Equal to 200 mm (Edition P 1)《航空航天系列 铝合金7050-T73652制a≤125mm的手制锻件 第2版[参见 ASD-STA.pdf》由会员分享,可在线阅读,更多相关《ASD-STAN PREN 2690-1998 Aerospace Series Aluminium Alloy AL-P7050-T7452 Hand Forgings a Less Than or Equal to 200 mm (Edition P 1)《航空航天系列 铝合金7050-T73652制a≤125mm的手制锻件 第2版[参见 ASD-STA.pdf(5页珍藏版)》请在麦多课文档分享上搜索。
1、STD-AECMA PREN 2b70-ENGL 1778 m LO22311 0015343 818 m Edition approved for publication AECMA STANDARD NORME AECMA AECMA NORM C5 Chairman Comments should be sent within six months after the date of Publication to prEN 2690 Edition P 1 December 1998 PUBLISHED BY THE EUROPEAN ASSOCIATION OF AEROSPACE I
2、NDUSTRIES (AECMA) Gulledelle 94 - 8-1200 BRUXELLES - Tel. (+32) 2 775 81 10 - Fax. (+32) 2 775 81 11 ICs: Descriptors: ENGLISH VERSION Aerospace series Al um i ni um alloy AL-P7050- T7452 Hand forgings a I 200 mm Srie arospatiale Alliage daluminium AL-P7050- Ti452 Pices forges a I 200 mm Luft- und R
3、aumfahrt Aluminiumlegierung AL-P7050- T7452 Freiformschmiedestcke a I 200 mm This “Aerospace Series“ Prestandard has been drawn up under the responsibility of AECMA (The European Association of Aerospace Industries). It is published on green paper for the needs of AECMA-Members. It has been technica
4、lly approved by the experts of the concerned Technical Committee following comment by the Member countries. Subsequent to the publication of this Prestandard, the technical content shall not be changed to an extent that interchangeability is affected, physically or functionally, without re-identific
5、ation of the standard. After examination and signature of the AECMA Standard Checking Centre (NPS) and formal agreement of the Official Services of the Member countries it will be submitted as a draft European Standard to CEN (European Committee for Standardization) for formal vote. 1998-1 2-31 AECM
6、A Gulledelle 94 Mr Evetts 8-1200 BRUXELLES aecma 1998 STDDAECMA PREN 2b70-ENGL 2778 U LOL232L 0025344 754 Page 3 prEN 2690: 1998 O In trod uc ti on This standard is part of the series of EN metallic material standards for aerospace applications The general organization of this series is described in
7、 EN 4258. This standard has been prepared in accordance with EN 4500-2. 1 Scope This standard specifies the requirements relating to: Aluminium alloy AL-P7050- T7452 Hand forgings a I 200 mm for aerospace applications. 2 Normative references This Standard incorporates by dated or undated reference p
8、rovisions from other publications. These normative references are cited at the appropriate places in the text and the publications are listed hereafter. For dated references, subsequent amendments to or revisions of any of these publications apply to this Standard only when incorporated in it by ame
9、ndment or revision. For undated references the latest edition of the publication referred to applies. EN 2082-3 Aerospace series - Aluminium alloy forging stock and forgings - Technical specification - Part 3: Pre-production and production forgings EN 4258 Aerospace series - Metallic materials - Gen
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