China National Standards

China Steel swing check GB Standards List

  •  China "Steel swing check" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 12236-2008 Steel swing check valve for petroleum, petrochemical and allied industries
    石油、化工及相关工业用的钢制旋启式止回阀    		 China National Standards
    Steel swing check
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