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ASTM C390 保温材料堆取样和验收的操作标准
日期:2012-02-13 21:36
ASTM C390 Standard Practice for Sampling and Acceptance of Thermal Insulation Lots
ASTM C390 保温材料堆取样和验收的操作标准
The sampling and inspection prescribed in this standard afford the purchaser a practical level of quality assurance on incoming material. They are based on cost/risk relationships considered typical for preformed thermal insulations offered for general use. In all cases, the purchaser should review this standard and determine its suitability in terms of his specific needs.


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