碳钢、合金钢和不锈钢螺母|沙特标准|SASO-ASTM-A194

  碳钢、合金钢和不锈钢螺母|沙特标准|SASO-ASTM-A194
  
  SASO-ASTM-A194
  
  Standard Specification for Carbon Steel, Alloy Steel, and Stainless Steel Nuts for Bolts for High Pressure or High Temperature Service, or Both
  
  高压或高温设备用螺栓用碳钢、合金钢和不锈钢螺母的标准规范

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