AECMA PREN 2921-1994
航空航天系列六角薄递减折合高度耐热钢钝化处理900 MPa/650℃ P.第1版

Aerospace Series Nuts, Hexagon, Thin, Reduced Across Flats, Heat Resisting Steel, Passivated Classification : 900 MPa / 650 Degrees C [Replaced By: ASD-STAN PREN 4069, ASD-STAN PREN 4069]


 

 

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标准号
AECMA PREN 2921-1994
发布日期
1994年01月01日
实施日期
废止日期
中国标准分类号
V90
发布单位
IX-AECMA
适用范围
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 technically approved by the experts of the concerned Technical Committee following comment by the Member countries.




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