China National Standards

China Steel bends oil Industry Standards English PDF List

  •  China "Steel bends oil" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    SY/T 5257-2012 Steel bends for oil and gas transmission
    油气输送用钢制感应加热弯管    		 China Oil & Gas Industry Standards
    Steel bends oil
    English PDF

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