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Chinese Standard: GB/T 328.14-2007

Test methods for building sheets for waterproofing—Part 14:Bitumen sheets for waterproofing-flexibility at low temperature

MOD  EN1109:1999

全国轻质与装饰装修建筑材料标准化技术委员会(SAC/TC 195)

GB/T 328的本部分规定了增强沥青屋面防水卷材低温柔性的试验方法,没有增强的沥青防水卷材也可按本标准进行。
本部分要求卷材的上表面和下表面都要通过规定温度的试验或继续在不同温度范围测定作为极性温度的冷弯温度。

本部分也可用于测定产品的最低冷弯温度或测定产品规定的冷弯温度,例如测定产品在加速老化后性能的变化。

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