保(bao)(bao)(bao)(bao)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)球閥(fa)特(te)點(dian):縮徑(jing)保(bao)(bao)(bao)(bao)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)球閥(fa)具有保(bao)(bao)(bao)(bao)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)、保(bao)(bao)(bao)(bao)冷特(te)性。按(an)GB設計制造(zao)(zao)法蘭連接按(an)79-94標準(zhun)制造(zao)(zao)用(yong)(yong)于(yu)石(shi)油(you)、化(hua)工、冶金、制藥(yao)(yao)行業。縮徑(jing)保(bao)(bao)(bao)(bao)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)球閥(fa)由于(yu)采用(yong)(yong)了(le)蒸(zheng)氣夾(jia)套(tao)保(bao)(bao)(bao)(bao)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)。故即使(shi)外界溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)度(du)降(jiang)(jiang)到零度(du)以下(xia)，該(gai)閥(fa)仍操作靈活(huo)保(bao)(bao)(bao)(bao)證輸油(you)管(guan)道能(neng)斷開(kai)，其優點(dian)是一般控制閥(fa)門(men)所沒(mei)有的(de)(de)。它是重(zhong)油(you)輸送(song)管(guan)道理想(xiang)的(de)(de)控制閥(fa)門(men)。根據用(yong)(yong)戶(hu)需要夾(jia)套(tao)注入蒸(zheng)氣、導熱油(you)、冷卻水、冷氣等。使(shi)用(yong)(yong)整個閥(fa)門(men)長(chang)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)或降(jiang)(jiang)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)達到所需要的(de)(de)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)度(du)。能(neng)防(fang)止(zhi)介(jie)質(zhi)(zhi)結晶。 縮徑(jing)保(bao)(bao)(bao)(bao)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)球閥(fa)產品(pin)具有良好的(de)(de)保(bao)(bao)(bao)(bao)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)保(bao)(bao)(bao)(bao)冷特(te)性，具閥(fa)門(men)的(de)(de)痛(tong)徑(jing)與管(guan)徑(jing)一致(zhi)，同時又能(neng)有效降(jiang)(jiang)管(guan)路中介(jie)質(zhi)(zhi)熱量損失。主要用(yong)(yong)于(yu)石(shi)油(you)、化(hua)工、冶金、制藥(yao)(yao)、食品(pin)等各類(lei)系(xi)統中，以輸送(song)還常溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)下(xia)會凝固的(de)(de)高(gao)粘(zhan)度(du)介(jie)質(zhi)(zhi)