bj41h, bj41h保温截止阀, bj45w, bj45w-25, bj45w保温截止阀, dj41h, fj41, fj41节流截止放空阀, j11w, j11w不锈钢内螺纹截止阀, j41, j41f, j41f-10s, j41f4, j41f46, j41f46衬氟截止阀, j41h, j41w, j44f46衬氟角式截止阀, j44h, j44h角式截止阀, j61h, j61y, nkj61h真空截止阀, wj41, wj41h, yj41w, 不锈钢内螺纹截止阀, 不锈钢氧气截止阀, 低温截止阀, 保温截止阀, 内螺纹截止阀, 截止阀, 气截止阀, 氧气截止阀, 法兰式截止阀, 真空截止阀, 美标截止阀, 节流截止放空阀, 螺纹截止阀, 衬氟截止阀, 衬氟角式截止阀, 角式截止阀, 钢截止阀, 锻钢截止阀
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2020-10-13 |
阀门大全
BJ45W保温截止阀
BJ45W保温截止阀
保温截止阀产品性能规范
该阀适用于化工、化肥行业的管路上，夹套内涵入蒸汽能防止介质结晶。
| 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 | |||||
| BJ45W-25P | 2.5 | 3.75 | 2.75 | ≤200 | 硝酸类 | ≤1.0 |
| BJ45W-40P | 4.0 | 6.0 | 4.4 | |||
| BJ45W-64P | 6.4 | 9.0 | 6.6 | |||
| BJ45W-25R | 2.5 | 3.75 | 2.75 | 硝酸类 | ||
| BJ45W-40R | 4.0 | 3.0 | 4.4 | |||
| BJ45W-64R | 6.4 | 9.0 | 6.6 | |||
保温截止阀I型主要外形尺寸和连接尺寸(II型法兰大一级)
| 公称压力PN | 公称通径DN | 尺寸 | |||||||||||||
| L | D | D1 | D2 | D3 | B1 | fo | B | D6 | 3-G | Z-Φd | H | H1 | Do | ||
| 2.5
4.0 |
15 | 170 | 105 | 75 | 55 | 35 | 8 | 4 | 16 | 51 | 3/8 | 4-Φ14 | 250 | 262 | 120 |
| 20 | 190 | 115 | 85 | 65 | 42 | 8 | 4 | 16 | 58 | 3/8 | 4-Φ14 | 292 | 308 | 140 | |
| 25 | 210 | 135 | 100 | 78 | 50 | 8 | 4 | 18 | 66 | 3/8 | 4-Φ18 | 340 | 375 | 160 | |
| 32 | 230 | 145 | 110 | 85 | 60 | 8 | 4 | 18 | 76 | 1/2 | 4-Φ18 | 338 | 375 | 160 | |
| 40 | 260 | 160 | 125 | 100 | 72 | 8 | 4 | 20 | 88 | 1/2 | 4-Φ18 | 360 | 386 | 160 | |
| 50 | 300 | 180 | 145 | 120 | 94 | 8 | 4 | 22 | 110 | 1/2 | 8-Φ18 | 410 | 450 | 240 | |
| 65 | 340 | 195 | 160 | 135 | 105 | 8 | 4 | 22 | 121 | 1/2 | 8-Φ18 | 440 | 485 | 240 | |
| 80 | 380 | 230 | 190 | 160 | 128 | 11 | 4.5 | 24 | 150 | 1/2 | 8-Φ23 | 540 | 600 | 280 | |
| 100 | 430 | 270 | 220 | 188 | 154 | 11 | 4.5 | 28 | 176 | 1/2 | 8-Φ25 | 560 | 625 | 320 | |
| 125 | 490 | 300 | 250 | 218 | 182 | 11 | 4.5 | 30 | 204 | 1/2 | 8-Φ25 | 625 | 737 | 360 | |
| 150 | 550 | 330 | 280 | 248 | 212 | 11 | 4.5 | 32 | 204 | 1/2 | 12-Φ25 | 720 | 790 | 360 | |
保温截止阀主要零件材料
| 零件名称 | 阀体、阀盖 | 阀瓣 | 垫片 | |
| BJ45W-25P、BJ45W-40P、BJ45W-64P | 铬镍钛钢 | 铬镍钛钢+硬质合金 | 聚四氟乙烯 | |
| BJ45W-25P、BJ45W-40P、BJ45W-64P | 铬镍钼钛钢 | 铬镍钼钛钢+硬质合金 | 聚四氟乙烯 | |
相关截止阀产品系列：
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J41H法兰式截止阀
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NKJ61H真空截止阀
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YJ41W不锈钢氧气截止阀
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BJ41H保温截止阀
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BJ45W保温截止阀
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J61Y锻钢截止阀
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J11W不锈钢内螺纹截止阀
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J44F46衬氟角式截止阀
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J41F4衬氟截止阀
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J41F46衬氟截止阀
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YJ41W黄铜氧气截止阀
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J41H/W美标截止阀
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DJ41H/Y低温截止阀
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J11F-10S内螺纹塑料截止阀
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J41F-10S法兰塑料截止阀
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FJ41节流截止放空阀
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J44H角式截止阀
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WJ41H德标波纹管截止阀
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