BJ41H-16P-DN15,BJ41H-16P-DN20,BJ41H-16P-DN25,BJ41H-16P-DN32,BJ41H-16P-DN40,BJ41H-16P-DN50,BJ41H-16P-DN65,BJ41H-16P-DN80,BJ41H-16P-DN100,BJ41H-16P-DN125,BJ41H-16P-DN150,BJ41H-16P-DN200,BJ41H-16P-DN250,BJ41H-16R-DN15,
BJ41H-16R-DN20,BJ41H-16R-DN25,BJ41H-16R-DN32,BJ41H-16R-DN40,BJ41H-16R-DN50,BJ41H-16R-DN65,BJ41H-16R-DN80,BJ41H-16R-DN100,BJ41H-16R-DN125,BJ41H-16R-DN150,
BJ41H-16R-DN200,BJ41H-16R-DN250,BJ41H-16C-DN15,BJ41H-16C-DN20,BJ41H-16C-DN25,BJ41H-16C-DN32,BJ41H-16C-DN40,BJ41H-16C-DN50,BJ41H-16C-DN65,BJ41H-16C-DN80,
BJ41H-16C-DN100,BJ41H-16C-DN125,BJ41H-16C-DN150,BJ41H-16C-DN200,BJ41H-16C-DN250,BJ41H-25P-DN15,BJ41H-25P-DN20,BJ41H-25P-DN25,BJ41H-25P-DN32,BJ41H-25P-DN40,
BJ41H-25P-DN50,BJ41H-25P-DN65,BJ41H-25P-DN80,BJ41H-25P-DN100,BJ41H-25P-DN125,BJ41H-25P-DN150,BJ41H-25P-DN200,BJ41H-25P-DN250,BJ41H-25R-DN15,BJ41H-25R-DN20,
BJ41H-25R-DN25,BJ41H-25R-DN32,BJ41H-25R-DN40,BJ41H-25R-DN50,BJ41H-25R-DN65,BJ41H-25R-DN80,BJ41H-25R-DN100,BJ41H-25R-DN125,BJ41H-25R-DN150,BJ41H-25R-DN200,
BJ41H-25R-DN250,BJ41H-25C-DN15,BJ41H-25C-DN20,BJ41H-25C-DN25,BJ41H-25C-DN32,BJ41H-25C-DN40,BJ41H-25C-DN50,BJ41H-25C-DN65,BJ41H-25C-DN80,BJ41H-25C-DN100,
BJ41H-25C-DN125,BJ41H-25C-DN150,BJ41H-25C-DN200,BJ41H-25C-DN250,BJ41H-40P-DN15,BJ41H-40P-DN20,BJ41H-40P-DN25,BJ41H-40P-DN32,BJ41H-40P-DN40,BJ41H-40P-DN50,
BJ41H-40P-DN65,BJ41H-40P-DN80,BJ41H-40P-DN100,BJ41H-40P-DN125,BJ41H-40P-DN150,BJ41H-40P-DN200,BJ41H-40P-DN250,BJ41H-40R-DN15,BJ41H-40R-DN20,BJ41H-40R-DN25,
BJ41H-40R-DN32,BJ41H-40R-DN40,BJ41H-40R-DN50,BJ41H-40R-DN65,BJ41H-40R-DN80,BJ41H-40R-DN100,BJ41H-40R-DN125,BJ41H-40R-DN150,BJ41H-40R-DN200,BJ41H-40R-DN250,
BJ41H-40C-DN15,BJ41H-40C-DN20,BJ41H-40C-DN25,BJ41H-40C-DN32,BJ41H-40C-DN40,BJ41H-40C-DN50,BJ41H-40C-DN65,BJ41H-40C-DN80,BJ41H-40C-DN100,BJ41H-40C-DN125,
BJ41H-40C-DN150,BJ41H-40C-DN200,BJ41H-40C-DN250,夹套保温截止阀
一、BJ41W夹套保温截止阀概述：
保温夹套截止阀是指关闭(阀瓣)由阀杆带动并沿阀座中心轴线做升降运动的阀门，在管路上主要用来接通或截断管路中的介质，BJ45流阻小,但不能做节流用。适用于化工、化肥行业的管路上，夹套内涵入蒸汽能防止介质结晶,及输送常温下会凝固的高粘度介质。
二、BJ41W夹套保温截止阀设计与制造标准：
●设计与制造：BS1873 、GB/T12235
●法兰尺寸：ANSI/ASME B16.5、JB/T79、GB9113
●压力温度：ANSI/ASME B16.34 、GB/T9131
●结构长度：ANSI/ASME B16.10 、GB/T12221
●对焊连接尺寸：ANSI/ASME B16.25 、GB/T12224
●检验与实验：API598、GB/T13927
一、BJ41W夹套保温截止阀产品性能规范
| 型号 | 公称压力PN(MPa) | 试验压力 | 适用温度 | 适用介质 | 保温套压力(MPa) |
| 壳体 | 密封 |
| BJ41W-16P、R、C | 1.6 | 2.4 | 1.8 | ≤350 | 硝酸类 | ≤1.0 |
| BJ41W-25P、R、C | 2.5 | 3.8 | 2.8 | ≤350 | 硝酸类 | ≤1.0 |
二、BJ41W夹套保温截止阀主要外形尺寸和连接尺寸
| 型号 | 公称通径DNmm | 尺寸 |
| L | D | D1 | D2 | B-f | Z-Φd | H | Do | 2-G |
| W PBJ41 -16R H C | 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 |
三、BJ41W夹套保温截止阀外形尺寸和连接尺寸
| 型号 | 公称通径DNmm | 尺寸 |
| L | D | D1 | D2 | B-f | Z-Φd | H | Do | 2-G |
| W PBJ41 -25R H C | 15 | 130 | 95 | 65 | 45 | 16-2 | 4-14 | 233 | 120 | 3/8 |
| 20 | 150 | 105 | 75 | 55 | 16-2 | 4-14 | 275 | 140 | 3/8 |
| 25 | 160 | 115 | 85 | 65 | 16-2 | 4-14 | 285 | 160 | 3/8 |
| 32 | 180 | 135 | 100 | 78 | 18-2 | 4-18 | 302 | 180 | 1/2 |
| 40 | 200 | 145 | 110 | 85 | 18-3 | 4-18 | 355 | 200 | 1/2 |
| 50 | 230 | 160 | 125 | 100 | 20-3 | 4-18 | 362 | 240 | 1/2 |
| 65 | 290 | 180 | 145 | 120 | 22-3 | 8-18 | 400 | 280 | 1/2 |
| 80 | 310 | 195 | 160 | 135 | 22-3 | 8-18 | 430 | 320 | 1/2 |
| 100 | 350 | 230 | 190 | 160 | 24-3 | 8-18 | 465 | 360 | 1/2 |
| 125 | 400 | 270 | 220 | 188 | 28-3 | 8-23 | 550 | 400 | 1/2 |
| 150 | 480 | 300 | 250 | 218 | 30-3 | 8-25 | 700 | 400 | 1/2 |
| 200 | 600 | 360 | 310 | 278 | 34-3 | 12-25 | 780 | 450 | 1/2 |
| 250 | 730 | 425 | 370 | 335 | 36-3 | 12-30 | 900 | 550 | 1/2 |
四、BJ41W夹套保温截止阀主要外形尺寸和连接尺寸
| 型号 | 公称通径DNmm | 尺寸 |
| L | D | D1 | D2 | D6 | B-f | Z-Φd | H | 2-G |
| W PBJ41 -40R H C | 15 | 130 | 95 | 65 | 45 | 40 | 16-2 | 4-14 | 233 | 3/8 |
| 20 | 150 | 105 | 75 | 55 | 51 | 16-2 | 4-14 | 275 | 3/8 |
| 25 | 160 | 115 | 85 | 65 | 58 | 16-2 | 4-14 | 285 | 3/8 |
| 32 | 180 | 135 | 100 | 78 | 66 | 18-2 | 4-18 | 302 | 1/2 |
| 40 | 200 | 145 | 110 | 85 | 76 | 18-3 | 4-18 | 355 | 1/2 |
| 50 | 230 | 160 | 125 | 100 | 88 | 20-3 | 4-18 | 370 | 1/2 |
| 65 | 290 | 180 | 145 | 120 | 110 | 22-3 | 8-18 | 408 | 1/2 |
| 80 | 310 | 195 | 160 | 135 | 121 | 22-3 | 8-18 | 436 | 1/2 |
| 100 | 350 | 230 | 190 | 160 | 150 | 24-3 | 8-23 | 475 | 1/2 |
| 125 | 400 | 270 | 220 | 188 | 176 | 28-3 | 8-25 | 558 | 1/2 |
| 150 | 480 | 300 | 250 | 218 | 204 | 30-3 | 8-25 | 720 | 1/2 |
| 200 | 600 | 375 | 320 | 282 | 260 | 38-3 | 12-30 | 800 | 1/2
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