ASTM C390 保温材料堆取样和验收的操作标准
日期:2012-02-13 21:36
th appropriate ASTM material specifications that classify and describe the specific physical requirements for the product in terms of qualification requirements and inspection requirements. Determination of nonconformity shall be based on the tolerances for individual sample test values prescribed in the material specification.
1.3 This standard may require inspection substantially different from that performed in the normal course of production. If the purchaser requires sampling and acceptance
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