ASTM F1797绝缘采掘式起重机声音发射试验标准试验方法
日期:2012-02-08 13:44
this test method should be repaired and retested as appropriate. Repair procedure recommendations are outside the scope of this test method. Repair procedure recommendations are outside the scope of this test method.
1. Scope
1.1 This test method covers a procedure for acoustic emission (AE) testing of digger derricks.
1.1.1 Equipment CoveredThis test method applies to special multipurpose vehicle-mounted machines, commonly known as digger derricks. These machines are primarily designed to dig
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