China National Standards

China Calibration Specification Reinforced Industry Standards English PDF List

  •  China "Calibration Specification Reinforced" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    JJF 1224-2009 Calibration Specification for Reinforced Concrete Covermeter and Floorslab Thickness Tester
    钢筋保护层厚度、楼板厚度测量仪校准规范    		 China Metrological Standards
    Calibration Specification Reinforced
    English PDF

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