保温截止阀 
相关型号：BJ45H,BJ45W,BJ45Y,BJ45H-16C,BJ45W-16C,BJ45Y-16C等
主要性能规范
Chief Property And Specification
型号
Type | 公称压力PNMPa
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 |
| BJ45H.W.Y-25P | 2.5 | 3.75 | 2.75 | ≤200 | 尿素、硝酸类 Ureophil、Nitric Acid | ≤1.3 |
| BJ45H.W.Y-40P | 4.0 | 6.0 | 4.4 |
| BJ45H.W.Y-64P | 6.4 | 9.0 | 6.6 | 尿素、醋酸类 Ureophil、Acetrc Acid |
| BJ45H.W.Y-25R | 2.5 | 3.75 | 2.75 |
| BJ45H.W.Y-40R | 4.0 | 6.0 | 4.4 |
| BJ45H.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 |
| BJ45H.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 |
| BJ45H.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 |
