簡要描述(shu):BJ41W保溫截止閥(fa)具有(you)良(liang)好的(de)保溫保冷特性,且閥(fa)門的(de)通徑與管(guan)(guan)徑*,同時(shi)又能(neng)有(you)效降低(di)管(guan)(guan)路中介質熱(re)量(liang)損失。具有(you)良(liang)好的(de)保溫保冷特性,同時(shi)又能(neng)有(you)效降低(di)管(guan)(guan)路中介質熱(re)量(liang)損失。
產地 | 國產 | 公稱壓力 | 常壓 |
---|---|---|---|
密封形式 | 硬密封型 | 執行質量標準 | 國標 |
BJ41W保溫截止閥
BJ41W保溫截止閥具有(you)良好的(de)(de)(de)(de)保(bao)(bao)溫(wen)保(bao)(bao)冷特性,且閥(fa)(fa)(fa)(fa)門(men)的(de)(de)(de)(de)通(tong)徑與管(guan)(guan)徑*,同(tong)時又(you)能(neng)有(you)效降低管(guan)(guan)路中(zhong)介質(zhi)(zhi)熱(re)(re)量損(sun)失(shi)(shi)(shi)。具有(you)良好的(de)(de)(de)(de)保(bao)(bao)溫(wen)保(bao)(bao)冷特性,同(tong)時又(you)能(neng)有(you)效降低管(guan)(guan)路中(zhong)介質(zhi)(zhi)熱(re)(re)量損(sun)失(shi)(shi)(shi)。保(bao)(bao)溫(wen)閥(fa)(fa)(fa)(fa)門(men)在(zai)石油、化工、冶金、制藥等各類系統中(zhong)得(de)到較多(duo)應(ying)用(yong),有(you)效降低管(guan)(guan)路中(zhong)介質(zhi)(zhi)熱(re)(re)量的(de)(de)(de)(de)損(sun)失(shi)(shi)(shi),防止介質(zhi)(zhi)結晶、凝固(gu)等相(xiang)象的(de)(de)(de)(de)出(chu)現。保(bao)(bao)溫(wen)閥(fa)(fa)(fa)(fa)門(men)的(de)(de)(de)(de)作用(yong)是在(zai)溫(wen)度高或低的(de)(de)(de)(de)情(qing)況下(xia)通(tong)過(guo)閥(fa)(fa)(fa)(fa)門(men)時,保(bao)(bao)溫(wen)閥(fa)(fa)(fa)(fa)門(men)內的(de)(de)(de)(de)物質(zhi)(zhi)對介質(zhi)(zhi)產生保(bao)(bao)溫(wen)效果,使介質(zhi)(zhi)不會凝結或粘在(zai)閥(fa)(fa)(fa)(fa)體內部,讓(rang)閥(fa)(fa)(fa)(fa)門(men)的(de)(de)(de)(de)啟閉能(neng)正常運作。
保(bao)(bao)溫(wen)截(jie)止(zhi)(zhi)閥(fa)(fa),是主要用(yong)(yong)于石油(you)、化(hua)工(gong)、冶(ye)金(jin)、制藥等各類(lei)系統(tong)(tong)中,以輸送常溫(wen)下會凝固的高(gao)粘度介質(zhi),是BJ45W直流(liu)夾(jia)套(tao)保(bao)(bao)溫(wen)截(jie)止(zhi)(zhi)閥(fa)(fa)的保(bao)(bao)溫(wen)夾(jia)套(tao)焊裝于閥(fa)(fa)門的兩法蘭之間,閥(fa)(fa)門的側面、底部設(she)置有保(bao)(bao)溫(wen)夾(jia)套(tao)的兩個連接口。直流(liu)保(bao)(bao)溫(wen)截(jie)止(zhi)(zhi)閥(fa)(fa)特別適用(yong)(yong)于化(hua)工(gong)、化(hua)肥行業(ye)的管路上(shang),夾(jia)套(tao)內涵(han)入蒸汽能防(fang)止(zhi)(zhi)介質(zhi)結晶。保(bao)(bao)溫(wen)截(jie)止(zhi)(zhi)閥(fa)(fa)被廣泛應用(yong)(yong)于石油(you)、化(hua)工(gong)、冶(ye)金(jin)、制藥等各類(lei)系統(tong)(tong)中
三、產品性(xing)能規范
型號 | 公稱壓力PN(MPa) | 試驗壓力 | 適用溫度 | 適用介質 | 保溫(wen)套(tao)壓(ya)力(MPa) | |
殼體 | 密封(feng) | |||||
BJ41W-16P、R、C | 1.6 | 2.4 | 1.8 | ≤350 | 硝酸類 | ≤1.0 |
BJ41W-25P、R、C | 2.5 | 3.8 | 2.8 | ≤350 | 硝酸類 | ≤1.0 |
四、產(chan)品(pin)特點:
保(bao)(bao)(bao)溫(wen)(wen)(wen)閥(fa)門是在閥(fa)體焊裝(zhuang)一層(ceng)金屬夾套(tao),通過對金屬夾套(tao)內(nei)注入(ru)蒸汽(qi)、導熱油(you)、冷卻(que)水、冷氣(qi)等(deng),使(shi)閥(fa)體的(de)介(jie)質在常(chang)溫(wen)(wen)(wen)、升(sheng)溫(wen)(wen)(wen)、降溫(wen)(wen)(wen)等(deng)條件(jian)下,達到所需要的(de)溫(wen)(wen)(wen)度,起到保(bao)(bao)(bao)溫(wen)(wen)(wen)或保(bao)(bao)(bao)冷的(de)作用(yong)(yong)。保(bao)(bao)(bao)溫(wen)(wen)(wen)閥(fa)門是用(yong)(yong)在常(chang)溫(wen)(wen)(wen)下會凝(ning)固(gu)的(de)高粘度、蒸汽(qi)或其它保(bao)(bao)(bao)溫(wen)(wen)(wen)、保(bao)(bao)(bao)冷介(jie)質,確(que)保(bao)(bao)(bao)閥(fa)內(nei)介(jie)質能夠正常(chang)工作
五、主(zhu)要尺寸(cun)表
型(xing)號 | 公稱通(tong)徑DNmm | 尺(chi)寸(cun) | ||||||||||||||||||||
L | D | D1 | D2 | B-f | Z-Φd | H | Do | 2-G | ||||||||||||||
| 15 | 130 | 95 | 65 | 45 | 16-2 | 4-14 | 170 | 170 | 3/8 | ||||||||||||
20 | 150 | 105 | 75 | 55 | 16-2 | 4-14 | 190 | 190 | 3/8 | |||||||||||||
25 | 160 | 115 | 85 | 65 | 16-2 | 4-14 | 205 | 205 | 3/8 | |||||||||||||
32 | 180 | 135 | 100 | 78 | 18-2 | 4-18 | 270 | 270 | 1/2 | |||||||||||||
40 | 200 | 145 | 110 | 85 | 18-3 | 4-18 | 310 | 310 | 1/2 | |||||||||||||
50 | 230 | 160 | 125 | 100 | 18-3 | 4-18 | 358 | 358 | 1/2 | |||||||||||||
65 | 290 | 180 | 145 | 120 | 18-3 | 4-18 | 373 | 373 | 1/2 | |||||||||||||
80 | 310 | 195 | 160 | 135 | 20-3 | 8-18 | 435 | 435 | 1/2 | |||||||||||||
100 | 350 | 215 | 180 | 155 | 20-3 | 8-18 | 500 | 500 | 1/2 | |||||||||||||
125 | 400 | 245 | 210 | 185 | 22-3 | 8-18 | 614 | 614 | 1/2 | |||||||||||||
150 | 480 | 280 | 240 | 210 | 24-3 | 8-23 | 674 | 674 | 1/2 | |||||||||||||
200 | 600 | 335 | 295 | 264 | 26-3 | 12-23 | 818 | 818 | 1/2 | |||||||||||||
250 | 730 | 405 | 355 | 320 | 30-3 | 12-25 | 949 | 969 | 1/2 |
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