DESIGN & MANUFACTURE STANDARD
- Design and Manufacturing: GB/T 19672, API 6D
- Face-to-Face: GB/T 19672, API 6D
- End flange: JB/T79, HG/T20592, ASME B16.5, GB/T 12224, ASME B16.25
- Inspection and testing: GB/T19672, GB/T26480, API6D
SPECIFICATIONS
- Nominal pressure: 1.6, 2.5, 4.0, 6.3Mpa
- Strength test: 2.4, 3.8, 6.0, 9.5Mpa
- Seal test: 1.8, 2.8, 4.4, 7.0Mpa
- Gas seal test: 0.6Mpa
- Valve body material: WCB(C), CF8(P), CF3(PL), CF8M(R), CF3M(RL)
- Suitable medium: Oil, natural gas, water, abrasive mediaSuitable temperature: -29°C-120°C
Drawing
THE MAIN DIMENSIONS AND CONNECTION DIMENSIONS
| DN | L | D | D1 | D2 | b=f | z-φd | D0 | H | H1 |
| 50 | 178 | 160 | 125 | 100 | 16-3 | 4-18 | 250 | 584 | 80 |
| 65 | 191 | 180 | 145 | 120 | 18-3 | 4-18 | 250 | 634 | 95 |
| 80 | 203 | 195 | 160 | 135 | 20-3 | 8-φ18 | 300 | 688 | 100 |
| 100 | 229 | 215 | 180 | 155 | 20-3 | 8-φ18 | 300 | 863 | 114 |
| 125 | 254 | 245 | 210 | 185 | 22-3 | 8-φ18 | 350 | 940 | 132 |
| 150 | 267 | 285 | 240 | 218 | 22-2 | 8-φ22 | 350 | 1030 | 150 |
| 200 | 292 | 340 | 295 | 278 | 24-2 | 12-φ22 | 350 | 1277 | 168 |
| 250 | 330 | 405 | 355 | 335 | 26-2 | 12-φ26 | 400 | 1491 | 203 |
| 300 | 356 | 460 | 410 | 395 | 28-2 | 12-φ26 | 450 | 1701 | 237 |
| 350 | 381 | 520 | 470 | 450 | 30-2 | 16-φ26 | 500 | 1875 | 265 |
| 400 | 406 | 580 | 525 | 505 | 32-2 | 16-φ30 | 305 | 2180 | 300 |
| 450 | 432 | 640 | 585 | 555 | 40-2 | 20-φ30 | 305 | 2440 | 325 |
| 500 | 457 | 715 | 650 | 615 | 44-2 | 20-φ33 | 305 | 2860 | 360 |
| 600 | 508 | 840 | 770 | 725 | 54-2 | 20-φ36 | 305 | 3450 | 425 |
