详细说明
法兰式截止阀执行标准 Administer Standard
| 设计与制造 Design and Manufacture | 结构长度Face To Face | 法兰尺寸Flange Dimension | 压力-温度 Pressure Temperature Lating | 试验-检验 Inspection And Test |
| GB122235 | GB12221 | GB9113 JB79 | GB9131 | GB/T13927 JB/T9092 |
法兰式截止阀压力试验 Pressure Test
| 公称压力NominalPressure | 1.6 | 2.5 | 4.0 | 6.4 | 10.0 | 16.0 |
| 强度试验 Shell Test | 2.4 | 3.8 | 6.0 | 9.6 | 15.0 | 24.0 |
| 水密封试验 Water Seal Test | 1.8 | 2.8 | 4.4 | 7.0 | 11.0 | 18.0 |
| 上密封试验Backseat Test | 1.8 | 2.8 | 4.4 | 7.0 | 11.0 | 18.0 |
| 气密封试验 Air Seal Test | 0.5-0.7 |