Test method for superal loys—Part 1:Verification of longitudinal macro-structures and defect by etch
全国钢标准化技术委员会(SAC/TC 183)
GB/T 14999的本部分规定了高温合金纵向低倍组织常见缺陷和不均匀组织的类型及特征、试样的截取与制备、检验与评定、结果表示方法、检验报告等。
本部分适用于高温合金铸锭、熔检料、锻（轧）坯或件的纵向低倍组织及缺陷的检验。其他产品可参照执行。
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