China National Standards

China Welding specification A240 Industry Standards English PDF List

  •  China "Welding specification A240" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    NB/T 20277-2014 Welding specification for A240 (S32101) duplex stainless steel
    a240（s32101）双相不锈钢焊接规范    		 China Energy industry Standards
    Welding specification A240
    English PDF

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