GB/T 19471.1-2004塑料管道系統  硬聚氯乙烯(PVC-U)管材彈性密封圈式承口接頭 偏角密封試驗方法Plastics piping systems—Elastomeric-sealing-ring-type socket joints for use with unplasticized poly(vinyl chloride)(PVC-U) pipes—Test method for leaktighness under internal pressure and angular def GB/T 19471.1-2004塑料管道系統  硬聚氯乙烯(PVC-U)管材彈性密封圈式承口接頭 偏角密封試驗方法Plastics piping systems—Elastomeric-sealing-ring-type socket joints for use with unplasticized poly(vinyl chloride)(PVC-U) pipes—Test method for leaktighness under internal pressure and angular def

GB/T 19471.1-2004塑料管道系統 硬聚氯乙烯(PVC-U)管材彈性密封圈式承口接頭 偏角密封試驗方法Plastics piping systems—Elastomeric-sealing-ring-type socket joints for use with unplasticized poly(vinyl chloride)(PVC-U) pipes—Test method for leaktighness under internal pressure and angular def

  • 標準類(lèi)別:[GB] 國家標準
  • 標準大?。?/li>
  • 標準編號:GB/T 19471.1-2004
  • 標準狀態(tài):現行
  • 更新時(shí)間:2022-06-08
  • 下載次數:次
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