美标截止阀标准
| 设计与制造 Design and Manufacture | 结构长度 Face to face/ End to end | 法兰尺寸 Flange Dimension | 对焊连接尺寸Butt welding dimension | 压力-温度 Pressure Temperature Lating | 试验-检验Inspection and Test |
| ANSI B16.34 BS1873 | ANSI B16.10 | ANSI B16.5 | ANSI B16.25 | ANSI B16.34 | API 598 |
| 公称压力PN(Lb) | 强度试验 | 气密封试验 | 气密封试验 | |||
| MPa | Lbf/in2 | MPa | Lbf/in2 | MPa | Lbf/in2 | |
| 150 | 3.0 | 430 | 2.2 | 315 | 0.4-0.7 | 60-100 |
| 300 | 7.7 | 1110 | 5.7 | 815 | ||
| 600 | 15.3 | 2220 | 11.3 | 1630 | ||
| 900 | 23.0 | 3330 | 17.0 | 2445 | ||
| 1500 | 38.4 | 5560 | 28.2 | 4080 | ||
| 2500 | 64.0 | 9255 | 47.0 | 6790 | ||
