China National Standards

China Specifications welded metal Industry Standards English PDF List

  •  China "Specifications welded metal" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    HG/T 3124-2009 Specifications of welded metal-bellows mechanical seal for agitators
    焊接金属波纹管釜用机械密封技术条件    		 China Chemical Industry Standards
    Specifications welded metal
    English PDF

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