上海閥(fa)(fa)(fa)(fa)盛閥(fa)(fa)(fa)(fa)門制造有限公(gong)司主要(yao)生產DJ641F-25P低(di)溫(wen)(wen)氣(qi)動(dong)(dong)(dong)(dong)緊(jin)(jin)(jin)(jin)急(ji)(ji)(ji)切(qie)(qie)斷(duan)(duan)閥(fa)(fa)(fa)(fa)，可提供(gong)DJ641F-25P低(di)溫(wen)(wen)氣(qi)動(dong)(dong)(dong)(dong)緊(jin)(jin)(jin)(jin)急(ji)(ji)(ji)切(qie)(qie)斷(duan)(duan)閥(fa)(fa)(fa)(fa)價格，DJ641F-25P低(di)溫(wen)(wen)氣(qi)動(dong)(dong)(dong)(dong)緊(jin)(jin)(jin)(jin)急(ji)(ji)(ji)切(qie)(qie)斷(duan)(duan)閥(fa)(fa)(fa)(fa)說明書，DJ641F-25P低(di)溫(wen)(wen)氣(qi)動(dong)(dong)(dong)(dong)緊(jin)(jin)(jin)(jin)急(ji)(ji)(ji)切(qie)(qie)斷(duan)(duan)閥(fa)(fa)(fa)(fa)實物圖(tu)，DJ641F-25P低(di)溫(wen)(wen)氣(qi)動(dong)(dong)(dong)(dong)緊(jin)(jin)(jin)(jin)急(ji)(ji)(ji)切(qie)(qie)斷(duan)(duan)閥(fa)(fa)(fa)(fa)結構圖(tu)，DJ641F-25P低(di)溫(wen)(wen)氣(qi)動(dong)(dong)(dong)(dong)緊(jin)(jin)(jin)(jin)急(ji)(ji)(ji)切(qie)(qie)斷(duan)(duan)閥(fa)(fa)(fa)(fa)外形(xing)尺寸，DJ641F-25P低(di)溫(wen)(wen)氣(qi)動(dong)(dong)(dong)(dong)緊(jin)(jin)(jin)(jin)急(ji)(ji)(ji)切(qie)(qie)斷(duan)(duan)閥(fa)(fa)(fa)(fa)執行標(biao)準，DJ641F-25P低(di)溫(wen)(wen)氣(qi)動(dong)(dong)(dong)(dong)緊(jin)(jin)(jin)(jin)急(ji)(ji)(ji)切(qie)(qie)斷(duan)(duan)閥(fa)(fa)(fa)(fa)工(gong)作原理，DJ641F-25P低(di)溫(wen)(wen)氣(qi)動(dong)(dong)(dong)(dong)緊(jin)(jin)(jin)(jin)急(ji)(ji)(ji)切(qie)(qie)斷(duan)(duan)閥(fa)(fa)(fa)(fa)作用(yong)特點。

DJ641F-25P低溫氣動緊急切斷閥產品規范
公稱壓力：2.5MPa
公稱通徑：20mm～200mm
適用介質：LO2、LN2、LAr、LNG、LC2H4等
適用溫度：-196～+75℃
連接方式：法蘭
介質流向：由閥瓣上面向下流
氣源壓力：0.3～0.6MPa
緊急切斷溫度：70±5℃

DJ641F-25P低溫氣動緊急切斷閥主要零部件材料
閥體、閥蓋、閥瓣、閥桿：不銹鋼
填料：PTFE
密封圈：PTFE或PCTFE
氣缸、支架：鑄鋁