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  •  China "Discontinuit" GB Standards List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 23902-2021 Non-destructive testing - Ultrasonic testing - Time-of-flight diffraction technique as a method for detection and sizing of Discontinuities
    无损检测 超声检测 超声衍射声时技术检测和评价方法
    China National Standards
    Discontinuit

    English PDF
    GB/T 39239-2020 Non-destructive testing—Ultrasonic testing—Characterization and sizing of Discontinuities
    无损检测 超声检测 不连续的特征和定量
    China National Standards
    Discontinuit

    English PDF
    GB/T 39238-2020 Non-destructive testing—Ultrasonic testing—Examination for Discontinuities perpendicular to the surface
    无损检测 超声检测 垂直于表面的不连续的检测
    China National Standards
    Discontinuit

    English PDF
    GB/Z 32075-2015 Non-destructive testing—Discontinuities in specimens for use in qualification examinations
    无损检测 资格鉴定考试用试样中的不连续
    China National Standards
    Discontinuit

    English PDF
    GB/T 5779.3-2000 Fasteners--Surface Discontinuities--Bolts,screws and studs for special requirements
    紧固件表面缺陷 螺栓、螺钉和螺柱 特殊要求
    China National Standards
    Discontinuit

    English PDF
    GB/T 5779.2-2000 Fasteners--Surface Discontinuities--Nuts
    紧固件表面缺陷 螺母
    China National Standards
    Discontinuit

    English PDF
    GB/T 5779.1-2000 Fasteners--Surface Discontinuities--Bolts,screws and studs for general requirements
    紧固件表面缺陷 螺栓、螺钉和螺柱 一般要求
    China National Standards
    Discontinuit

    English PDF
    GB/T 23902-2009 Non-destructive testing - Ultrasonic examination - Time-of-flight diffraction technique as a method for detection and sizing of Discontinuities
    无损检测 超声检测 超声衍射声时技术检测和评价方法
    China National Standards
    Discontinuit

    English PDF

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