性能规范表 Performance specifications table
| 压力等级 CLASS | 900Lb | MPa |
| 试验压力 Test Pressure | 强度试验 Strength test | 22.5 |
| 上密封试验 Back Seal Test | 16.5 |
| 密封试验 Seal Test | 16.5 |
| 气密封试验 Air Seal Test | 0.6 |
| 工作温度 Maximum working temperature | 427 | ℃ |
| 适用介质：水、蒸汽、油品等介质 Applicable medium: water, steam, oil, etc. |
标准
设计与制造按 API600
压力温度额定值按 ANSI B16.34
结构长度按 ANSI B16.10
对焊端尺寸按 ANSI B16.25或用户要求
检验按 API 598
Standards
Design and manufacture as API600
Pressure-temperature ratings as ANSI B16.34
Face to face dimensions as ANSI B16.10
Dimensions of butt weld end as per ANSI B16.25 or customer requirements
Pressure test as API 598
主要连接尺寸 Main Connection Dimensions
| 规格 (mm) | 尺寸 Dimension(mm) |
| Inch | DN | d | D | D1 | L | H | Do | 管号Sch | 接管尺寸 DW×t |
| 2″ | 50 | 47 | 62 | 49 | - | - | - | 80 | 60×5.5 |
| 21/2″ | 65 | 57 | 75 | 59 | - | - | - | 80 | 73×7 |
| 3″ | 80 | 72 | 91 | 74 | - | - | - | 80 | 89×7.6 |
| 4″ | 100 | 95 | 117 | 97 | - | - | - | 80 | 114×8.55 |
| 5″ | 125 | 120 | 144 | 122 | - | - | - | 80 | 141×9.55 |
| 6″ | 150 | 144 | 172 | 146 | - | - | - | 80 | 168×10.95 |
| 8″ | 200 | 192 | 223 | 194 | - | - | - | 80 | 219×12.7 |
| 10″ | 250 | 240 | 278 | 243 | - | - | - | 80 | 273×15.1 |
| 12″ | 300 | 286 | 329 | 289 | - | - | - | 80 | 324×17.5 |
| 14″ | 350 | 315 | 362 | 318 | - | - | - | 80 | 356×19.05 |
| 16″ | 400 | 360 | 413 | 364 | - | - | - | 80 | 406×21.45 |
| 18″ | 450 | 406 | 464 | 410 | - | - | - | 80 | 457×23.85 |
| 20″ | 500 | 452 | 516 | 456 | - | - | - | 80 | 508×26.2 |
| 22″ | 550 | 508 | 567 | 502 | - | - | - | 80 | 559×28.6 |
| 24″ | 600 | 544 | 619 | 548 | - | - | - | 80 | 610×30.95 |
