ASTM C 421-2005 标准详情
- 标准号:ASTM C 421-2005
- 中文标题:预制块型隔热材料翻滚时易碎性的标准试验方法
- 英文标题:standard test method for tumbling friability of preformed block-type thermal insulation
- 标准类别:美国材料与试验协会ASTM
- 发布日期:2005-08-01
Several test methods for measuring mass loss by abrasion and impact of preformed block-type thermal insulation have been used to some extent in the past. It is believed that no single test method completely covers all factors involving such forces
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