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BX44W-1.0P/R/三通(tong)(tong)(tong)保溫(wen)旋(xuan)塞(sai)閥(fa)又(you)三通(tong)(tong)(tong)稱夾(jia)套(tao)旋(xuan)塞(sai)閥(fa)，是在(zai)普通(tong)(tong)(tong)三通(tong)(tong)(tong)旋(xuan)塞(sai)閥(fa)的(de)基(ji)礎(chu)上，在(zai)旋(xuan)塞(sai)閥(fa)閥(fa)體外部焊裝金(jin)屬夾(jia)套(tao)。在(zai)閥(fa)體兩測裝有夾(jia)套(tao)接(jie)口，可涵(han)入蒸氣(qi)或其它(ta)過(guo)熱氣(qi)體，以保護閥(fa)內介質不(bu)會(hui)在(zai)常溫(wen)下凝固(gu)或結(jie)晶。