管道用连接环.材料规范|沙特标准|SASO-ISO-4633

  管道用连接环.材料规范|沙特标准|SASO-ISO-4633
  
  SASO-ISO-4633
  
  Rubber seals – Joint rings for water supply, drainage and sewerage pipelines – Specification for materials
  
  橡胶密封件.供水、排水和污水管道用连接环.材料规范
  
  Applying Type : Standard Specification
  
  Standard Year : 2015
  
  Approval Year : 2020
  

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