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渦(wo)輪焊接硬密封蝶閥(fa) 采(cai)用(yong)(yong)與(yu)閥(fa)體相同材(cai)料加工成密封圈,采(cai)用(yong)(yong)電(dian)或(huo)氣動傳動。其適用(yong)(yong)溫度(du)隨閥(fa)體選材(cai)而定,公稱壓力≤0.6MPa,一般適用(yong)(yong)于工業、冶金、環保等管道(dao)作通(tong)風調(diao)節介(jie)質流(liu)量(liang)之用(yong)(yong)。
焊接蝶(die)閥是一種非(fei)密閉型(xing)蝶(die)閥,廣泛適用(yong)于建材、冶金、礦山(shan)、電力等生產(chan)過程種介(jie)質(zhi)溫(wen)度≤300℃公稱(cheng)壓(ya)力為(wei)0.1Mpa的管道上,用(yong)以連通、啟閉或調節介(jie)質(zhi)量。