BJ45W直流式(shi)保溫截止閥的(de)保溫夾套焊裝(zhuang)于(yu)閥們(men)的(de)兩灋(fa)蘭之(zhi)間，閥們(men)的(de)側面、底部(bu)設(shè)置有(you)保溫夾套的(de)兩箇(ge)連接口。直流式(shi)保溫截止閥适用(yong)于(yu)化工(gong)、化肥行業(ye)的(de)筦(guan)道上，夾套內(nei)涵入蒸汽能(néng)防止介質(zhi)結晶，廣(guang)泛應用(yong)于(yu)石油、化工(gong)、冶金、製(zhi)藥等(deng)各類係(xi)統中(zhong)，以(yi)輸(shu)送常溫下不會凝(ning)固的(de)高(gao)粘度介質(zhi)。
BJ45W直流式(shi)保溫截止閥 性能(néng)參數(shu)
| 型号 | 公(gong)稱壓力(li) | 試驗(yàn)壓力(li) | 适用(yong)溫度 | 适用(yong)介質(zhi) | 保溫套壓力(li) | |
| 殼(ke)體(ti) | 密封 | |||||
| BJ45W-25P | 2.5 | 3.75 | 2.75 | ≤200 | 硝酸類 | ≤1.3 |
| BJ45W-40P | 4.0 | 6.0 | 4.4 | |||
| BJ45W-64P | 6.4 | 9.0 | 6.6 | 硝酸類 | ||
| BJ45W-25P | 2.5 | 3.75 | 2.75 | |||
| BJ45W-40P | 4.0 | 6.0 | 4.4 | |||
| BJ45W-64P | 6.4 | 9.0 | 6.6 | |||
BJ45W直流式(shi)保溫截止閥 主(zhu)要零件材(cai)料
| 零件名(míng)稱 | ZG1CR18NI9TI係(xi)列 | ZGOOCR18NI10係(xi)列 | ZG1Cr18Ni12MO2Ti係(xi)列 | ZGOOCR17NI14MO2係(xi)列 | WCB係(xi)列 |
| 閥體(ti)/閥蓋(gai)世 | ZG1CR18NI9TI | ZGOOCR18NI10 | ZG1Cr18Ni12MO2Ti | ZGOOCR17NI14MO2 | WCB |
| 閘闆 | ZG1CR18NI9TI | ZGOOCR18NI10 | ZG1Cr18Ni12MO2Ti | ZGOOCR17NI14MO2 | 1Cr13 |
| 閥杆 | 1CR18NI9TI | 00cr18ni10 | 1CR18NI12MOTI | OOCR17NI14MO | 1Cr13 |
| 填料 | PTFE紡織 | PTFE紡織 | PTFE紡織 | PTFE紡織 | 石墨 |
| 墊片 | 304L+PTFE | 304L+PTFE | 316L+PTFE | 316L+PTFE | 石墨+304 |
| 壓蓋(gai) | ZG1CR18NI9TI | ZG00CR18ni10 | ZG1Cr18Ni12MO2Ti | ZGOOCR17NI14MO2 | WCB |
| 填料壓環 | 1CR18NI9TI | 00CR18NI10 | 1Cr18NI12MOTI | OOCR17NI14MO | 1Cr13 |
| 螺栓 | 1cr17ni2 | 1CR17NI2 | 1Cr17NI2 | 1Cr17Ni2 | 35CrMoA |
| 螺母 | 1cr18ni9ti | 1CR18NI9TI | 1Cr18NI9ti | 1Cr18NI9ti | 45 |
BJ45W直流式(shi)保溫截止閥 主(zhu)要外形尺寸
| PN(MPa) | DN(mm) | 尺寸(mm) |
重(zhong)量 kg |
|||||||||
| L | L1 | H | 3-G | D | D1 | D2 | b | Z-φd | Do | |||
| 2.5 | 15 | 200 | 50 | 210 | 1/2 | 105 | 75 | 55 | 16 | 4–φ14 | 120 | 14 |
| 20 | 220 | 50 | 240 | 1/2 | 115 | 85 | 65 | 16 | 4–φ14 | 140 | 18 | |
| 25 | 220 | 50 | 250 | 1/2 | 135 | 100 | 78 | 18 | 4–φ18 | 160 | 25 | |
| 32 | 250 | 55 | 270 | 1/2 | 145 | 110 | 85 | 18 | 4–φ18 | 160 | 30 | |
| 40 | 270 | 60 | 310 | 1/2 | 160 | 125 | 100 | 20 | 4–φ18 | 160 | 36 | |
| 50 | 300 | 60 | 330 | 3/4 | 180 | 145 | 120 | 22 | 8-φ18 | 240 | 40 | |
| 65 | 350 | 65 | 360 | 3/4 | 195 | 160 | 135 | 22 | 8-φ18 | 240 | 54 | |
| 80 | 380 | 70 | 400 | 3/4 | 230 | 190 | 160 | 24 | 8-φ23 | 280 | 70 | |
| 100 | 430 | 75 | 480 | 1 | 270 | 220 | 188 | 28 | 8-φ25 | 320 | 100 | |
| 125 | 490 | 80 | 550 | 1 | 300 | 250 | 218 | 30 | 8-φ25 | 360 | 130 | |
| 150 | 570 | 90 | 620 | 1 | 330 | 280 | 248 | 32 | 12-φ25 | 360 | 170 | |
| 200 | 690 | 95 | 750 | 1 | 395 | 340 | 302 | 36 | 12-φ25 | 400 | 250 | |
| 4.0 | 15 | 200 | 50 | 210 | 1/2 | 105 | 75 | 55 | 16 | 4–φ14 | 120 | 14 |
| 20 | 220 | 50 | 240 | 1/2 | 115 | 85 | 65 | 16 | 4–φ14 | 140 | 18 | |
| 25 | 220 | 50 | 250 | 1/2 | 135 | 100 | 78 | 18 | 4–φ18 | 160 | 25 | |
| 32 | 250 | 55 | 270 | 1/2 | 145 | 110 | 85 | 18 | 4–φ18 | 160 | 33 | |
| 40 | 270 | 60 | 310 | 1/2 | 160 | 125 | 100 | 20 | 4–φ18 | 160 | 41 | |
| 50 | 300 | 60 | 330 | 3/4 | 180 | 145 | 120 | 22 | 8-φ18 | 240 | 45 | |
| 65 | 350 | 65 | 360 | 3/4 | 192 | 160 | 135 | 22 | 8-φ18 | 240 | 62 | |
| 80 | 380 | 70 | 400 | 3/4 | 230 | 190 | 160 | 24 | 8-φ23 | 280 | 80 | |
| 100 | 430 | 75 | 480 | 1 | 270 | 220 | 188 | 28 | 8-φ25 | 320 | 100 | |
| 125 | 490 | 80 | 550 | 1 | 300 | 250 | 218 | 30 | 8-φ25 | 360 | 130 | |
| 150 | 570 | 90 | 620 | 1 | 350 | 295 | 258 | 34 | 12-φ30 | 360 | 185 | |
| 200 | 690 | 95 | 750 | 1 | 415 | 355 | 315 | 40 | 12-φ34 | 400 | 268 | |
