Chinese Standard: GB/T 7736-2008

Ultrasonic inspecting method for macro-structure and imperfection of steel

全国钢标准化技术委员会 

本标准规定了钢的低倍缺陷超声波检验的术语和定义、方法原理、检验方法、对比试块的要求与制备、检验设备及其调试、检验条件和步骤、结果评定、检验报告等。
本标准适用于方型、矩型、圆型等简单截面的轧制、锻造钢材（坯）低倍缺陷的超声波检验，也适用于其他钢制备件、坯料的缺陷检验。

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