China National Standards

China couplings　for GB Standards List

  •  China "couplings　for" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 21359-2008 Stainless steel tube threaded couplings　for the food & water industry
    食品和供水工业用不锈钢螺纹接头    		 China National Standards
    couplings　for
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