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      彈性座封閘閥的通用要求

      2017-03-20 關注次數:

      1.規格及類別,應符合管道設計文件的要求。
        
      2.型號及制造標準,應注明依據的國標編號要求。
        
      3.工作壓力,要求大于管道的工作壓力。

      4.本類閥門在管道中一般應當水平安裝。

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