NEN EN 2155-21-1989 标准详情
- 标准号:NEN EN 2155-21-1989
- 中文标题:
- 英文标题:Aerospace Series - Test Methods For Transparent Materials For Aircraft Glazing - Part 21: Determination Of Resistance To Crack Propagation (k Factor)
- 标准类别:荷兰国家标准NEN
- 发布日期:
Explains how the resistance to crack propagation of rigid transparent sheet is to be determined. Covers definitions, apparatus, specimens, conditioning, procedure, expression of results and test report.
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