China National Standards

China Dimensions spiral wound GB Standards List

  •  China "Dimensions spiral wound" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 4622.2-2008 Dimensions for spiral wound gaskets for pipe flanges
    缠绕式垫片 管法兰用垫片尺寸    		 China National Standards
    Dimensions spiral wound
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