China National Standards

China Quality, roughness balance GB Standards List

  •  China "Quality, roughness balance" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 11357-2020 Quality, roughness and balance of transmission pulleys
    带轮的材质、表面粗糙度及平衡    		 China National Standards
    Quality, roughness balance
    English PDF
    GB/T 11357-2008 Quality, roughness and balance of transmission pulleys
    带轮的材质、表面粗糙度及平衡    		 China National Standards
    Quality, roughness balance
    English PDF

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