China National Standards

China OCTG full Industry Standards English PDF List

  •  China " OCTG full" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    SY/T 6238.1-1996 (OCTG full-scale test methods. Casing collapse trial)
    油井管全尺寸试验方法 套管挤毁试验    		 China Oil & Gas Industry Standards
    OCTG full
    English PDF

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