丝口是一种连接方式,就是螺纹的意思,分内螺纹和外螺纹.公称压力***高使用压力试验压力（水压）1.6MPA120℃以下水、油、***饱和蒸汽阀体阀座1.76MPA0.6MPA9.5MPA7MPAQ11F-16P一片式INCH1/4″3/8″1/2″3/4″1″11/4″11/2″2″DN610152025324050L394456.558717883100H32.0534.543.5475560.574.580.5D579.212.5162024.532A70709090110110140140Q11F-16P二片式INCH1/2″3/4″1″11/4″11/2″2″DN152025324050L5566778798.5115H475560.563.57887D152025324050A102125143143178178Q11F-16P一片式INCH1/4″3/8″1/2″3/4″1″11/4″11/2″2″21/2″3″4″DN6101520253240506580100L394456.558717883100162182230H32.0534.543.5475560.574.580.5128137173D579.212.5162024.5326580100A70709090110110140140247247295本公司供应高阀一片式球阀质量保证，欢迎咨询洽谈。)