China National Standards

China Low magnification structure Industry Standards English PDF List

  •  China "Low magnification structure" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    YB/T 4931-2021 Low magnification structure defect rating chart of continuous cast steel special-shaped billet{译} {译}
    连铸钢异型坯低倍组织缺陷评级图    		 China Metallurgy Industry Standards
    Low magnification structure
    English PDF

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