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保温夹套直流式截止阀
主要性能规范Chief Property And Specification
| 型号Type | 公称压力PN（MPa） NominalPressure | 试验压力PS（MPa）Test Pressure | 工作温度（℃）Working Temperature | 适用介质Applicable Medium | 工作蒸汽压力Work steam Pressure | |
| 壳体Shell | 密封Seal | |||||
| BJ45（H.W.Y）-25P | 2.5 | 3.75 | 2.75 | ≤200 | 尿素、硝酸类 Ureophil、Nitric Acid | ≤1.3 |
| BJ45（H.W.Y）-40P | 4.0 | 6.0 | 4.4 | |||
| BJ45（H.W.Y）-64P | 6.4 | 9.0 | 6.6 | 尿素、醋酸类 Ureophil、Acetrc Acid | ||
| BJ45（H.W.Y）-25R | 2.5 | 3.75 | 2.75 | |||
| BJ45（H.W.Y）-40R | 4.0 | 6.0 | 4.4 | |||
| BJ45（H.W.Y）-64R | 6.4 | 9.0 | 6.6 | |||
主要零件材料Material for main parts
| 零件名称Patr Name | 阀体、阀盖Body,Bonnet | 阀瓣Disc | 垫片Swat |
| BJ45（H.W.Y）-25P、BJ45W-40P、 BJ45W-64P | 铬镍钛阀Cr.Ni.TI Steel | 铬镍钛阀 硬质合金Cr.Ni.TI Steel Carbide Alloy | 聚四氟乙烯 Polytetrafluoroethylene |
| BJ45（H.W.Y）-25R、BJ45W-40R、 BJ45W-64R | 铬镍钼钛阀Cr.Ni.Mo.TI Steel | 铬镍钼钛阀 硬质合金Cr.Ni.Mo.TI Steel Carbide Alloy | 聚四氟乙烯 Polytetrafluoroethylene |
主要外形尺寸和连接尺寸（mm）Main external and connecting dinensions（mm）
| 公称压力PN（MPa） Nominal Pressure | 公称通径DN（mm） Nominal Diameter | 尺寸（mm）Dimensions | |||||||||||||
| L | D | D1 | D2 | D3 | b1 | f0 | b | D6 | 3-G | Z-φd | H | H1 | D0 | ||
| 2.5 4.0 | 15 | 170 | 105 | 75 | 55 | 35 | 8 | 4 | 16 | 51 | 3/8 | 250 | 262 | 120 | |
| 20 | 190 | 115 | 85 | 65 | 42 | 8 | 4 | 16 | 58 | 3/8 | 292 | 308 | 140 | ||
| 25 | 210 | 135 | 100 | 78 | 50 | 8 | 4 | 18 | 66 | 3/8 | 340 | 375 | 160 | ||
| 32 | 230 | 145 | 110 | 85 | 60 | 8 | 4 | 18 | 76 | 1/2 | 338 | 375 | 160 | ||
| 40 | 260 | 160 | 125 | 100 | 72 | 8 | 4 | 20 | 88 | 1/2 | 360 | 386 | 160 | ||
| 50 | 300 | 180 | 145 | 120 | 94 | 8 | 4 | 22 | 110 | 1/2 | 410 | 450 | 240 | ||
| 65 | 340 | 195 | 160 | 135 | 105 | 8 | 4 | 22 | 121 | 1/2 | 440 | 485 | 240 | ||
| 80 | 380 | 230 | 190 | 160 | 128 | 11 | 4.5 | 24 | 150 | 1/2 | 540 | 600 | 280 | ||
| 100 | 430 | 270 | 220 | 188 | 154 | 11 | 4.5 | 28 | 176 | 1/2 | 560 | 625 | 320 | ||
| 125 | 490 | 300 | 250 | 218 | 182 | 11 | 4.5 | 30 | 204 | 1/2 | 625 | 737 | 360 | ||
| 150 | 550 | 330 | 280 | 248 | 212 | 11 | 4.5 | 32 | 1/2 | 720 | 790 | 360 | |||
| 6.4 | 25 | 235 | 160 | 125 | 82 | 50 | 8 | 4 | 22 | 1/2 | 340 | 375 | 160 | ||
| 32 | 260 | 165 | 125 | 88 | 60 | 8 | 4 | 24 | 1/2 | 358 | 383 | 160 | |||
| 50 | 300 | 200 | 160 | 130 | 4 | 26 | 110 | 1/2 | 410 | 450 | 240 | ||||
| 65 | 340 | 210 | 170 | 140 | 4 | 30 | 121 | 1/2 | 485 | 510 | 240 | ||||
| 100 | 430 | 270 | 220 | 188 | 154 | 11 | 4.5 | 36 | 1/2 | 610 | 470 | 400 | |||
| 100 | 415 | 300 | 250 | 218 | 4.5 | 32 | 150 | 1/2 | 610 | 670 | 400 | ||||
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