China National Standards

China Bolt steel wind Industry Standards English PDF List

  •  China "Bolt steel wind" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    YB/T 4986-2022 Bolt steel for wind power equipment {译}
    风电装备用螺栓钢    		 China Metallurgy Industry Standards
    Bolt steel wind
    English PDF

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