螺钉和垫圈组件用平垫圈|沙特标准|SASO-ISO-10673

  螺钉和垫圈组件用平垫圈|沙特标准|SASO-ISO-10673
  
  SASO-ISO-10673
  
  Plain washers for screw and washer assemblies – Small, normal and large series – Product grade A
  
  螺钉和垫圈组件用平垫圈-小型,中型和大型系列-产品等级A

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