详细说明
BJ45W保温截止阀产品用途:
保温截止阀属于强制密封式阀门,所以在阀门关闭时,必须向阀瓣施加压力,以强制密封面不泄漏。当介质由阀瓣下方进入阀六时,操作力所需要克服的阻力,是阀杆和填料的磨擦力与由介质的压力所产生的推力,关阀门的力比开阀门的力大,所以阀杆的直径要大,否则会发生阀杆顶弯的故障。保温截止阀主要用于石油、化工、冶金、制药等各类系统中,以输送常温下会凝固的高粘度介质。
BJ45W保温截止阀执行标准
设计与制造:BS1873BS5160GB12233
法兰尺寸:ANSIB16.5JBT79GB9113
压力温度:ANSIB16.34
结构长度:ANSIB16.10BS1873GB12221
对焊连接尺寸:ANSIB16.25
检验与实验:BS6755GBT13927
BJ45W保温截止阀试验压力及主要性能规范
型号 | 公称压力 | 试验压力 | 适用温度 | 适用介质 | 保温套压力 |
Shell | Seal |
BJ45W-25P | 2.5 | 3.75 | 2.75 | ≤200 | 醋酸尿素 | ≤1.3 |
BJ45W-40P | 4.0 | 6.0 | 4.4 |
BJ45W-64P | 6.4 | 9.0 | 6.6 | 醋酸尿素 |
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保温截止阀主要零件材质
零件名称LTEM | ZG1CR18NI9TI系列 | ZGOOCR18NI10系列 | ZG1Cr18Ni12MO2Ti系列 | ZGOOCR17NI14MO2系列 | WCB系列 |
阀体/阀盖世BODY/CAP | ZG1CR18NI9TI | ZGOOCR18NI10 | ZG1Cr18Ni12MO2Ti | ZGOOCR17NI14MO2 | WCB |
闸板WEDGE | ZG1CR18NI9TI | ZGOOCR18NI10 | ZG1Cr18Ni12MO2Ti | ZGOOCR17NI14MO2 | 1Cr13 |
阀杆STEM | 1CR18NI9TI | 00cr18ni10 | 1CR18NI12MOTI | OOCR17NI14MO | 1Cr13 |
填料PACKING | PTFE纺织 | PTFE纺织 | PTFE纺织 | PTFE纺织 | 石墨GRAPHITE |
垫片GASKET | 304L+PTFE | 304L+PTFE | 316L+PTFE | 316L+PTFE | 石墨+304GRAPHITE+304 |
压盖GLAND FLANGE | ZG1CR18NI9TI | ZG00CR18ni10 | ZG1Cr18Ni12MO2Ti | ZGOOCR17NI14MO2 | WCB |
填料压环STUFFING RING | 1CR18NI9TI | 00CR18NI10 | 1Cr18NI12MOTI | OOCR17NI14MO | 1Cr13 |
螺栓BOLT | 1cr17ni2 | 1CR17NI2 | 1Cr17NI2 | 1Cr17Ni2 | 35CrMoA |
螺母NUT | 1cr18ni9ti | 1CR18NI9TI | 1Cr18NI9ti | 1Cr18NI9ti | 45 |
BJ45W保温截止阀主要外形尺寸及重量
PN(MPa) | DN(mm) | 尺寸(mm) | 重量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 |