Chinese Standard: GB/T 18851.3-2008

Non-destructive testing—Penetrant testing—Part 3:Reference test blocks

IDT  ISO 3452-3:1998

全国无损检测标准化技术委员会(SAC/TC 56)

GB/T 18851的本部分规定了两种类型的参考试块：
——1型参考试块，用于确定荧光和着色渗透产品族的灵敏度等级；
——2型参考试块，用于评定荧光和着色渗透产品族的性能。

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