China National Standards

China welds—Time GB Standards List

  •  China "welds—Time" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 41116-2021 Non-destructive testing of welds—Time-of-flight diffraction technique (TOFD)—Acceptance levels
    焊缝无损检测 衍射时差技术（TOFD） 验收等级    		 China National Standards
    welds—Time
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