Standard Code | Standard Title | Standard Class | Order |
---|---|---|---|
GB/T 41794-2022 |
Geosynthetics - Evaluation of stress cracking resistance of polyolefin geomembranes - Notched constant tensile load method {译} 土工合成材料 聚烯烃土工膜耐应力开裂性能的评价 切口恒定拉伸负荷法 |
China National Standards Method evaluation tensile |
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GB/T 24172-2009 |
Method for evaluation of tensile properties of metallic superplastic materials 金属超塑性材料拉伸性能测定方法 |
China National Standards Method evaluation tensile |
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