China National Standards

China Petrographic Industry Standards English PDF List

  •  China "Petrographic" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    TB/T 2922.1-1998 (Methods of alkali aggregate reaction railway concrete. Petrographic method)
    铁路混凝土用骨料碱活性试验方法 岩相法    		 China Railway & Train Standards
    Petrographic
    English PDF

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