Parameter Information：
1. Executive standard：
| Name | Design and manufacture | Face to face Length | Pressure Test | Top Flange |
| Reference standard | CJ/T 216/ANSI C515 | GB/T 12221/ASME B16.10 | CJ/T 216/API 598 | GB/T 17241.6/ASME B16.1 |
2. Material of Main Parts:
| Name | 1-Body | 2-Wedge | 3-Stem | 4-Electric actuator |
| Material | DI | DI+EPDM | 2Cr13 | Component |
3. Dimensions：
| Nominal size | PN16 | 150LB | ||||
| DN | NPS（inches） | L | K | n-Φ | K | n-Φ |
| 50 | 2'' | 178 | 125 | 4-19 | 120.7 | 4-19 |
| 65 | 2 1/2'' | 190 | 145 | 4-19 | 139.7 | 4-19 |
| 80 | 3'' | 203 | 160 | 8-19 | 152.4 | 4-19 |
| 100 | 4'' | 229 | 180 | 8-19 | 190.5 | 8-19 |
| 125 | 5'' | 254 | 210 | 8-19 | 215.9 | 8-22 |
| 150 | 6'' | 267 | 240 | 8-23 | 241.3 | 8-22 |
| 200 | 8'' | 292 | 295 | 12-23 | 298.5 | 8-22 |
| 250 | 10'' | 330 | 355 | 12-26 | 362 | 12-25 |
| 300 | 12'' | 356 | 410 | 12-26 | 431.8 | 12-25 |
| 350 | 14'' | 381 | 470 | 16-26 | 476.3 | 12-29 |
| 400 | 16'' | 406 | 525 | 16-30 | 539.8 | 16-29 |
| 450 | 18'' | 432 | 585 | 20-30 | 577.9 | 16-32 |
| 500 | 20'' | 457 | 650 | 20-34 | 635 | 20-32 |
| 600 | 24'' | 508 | 770 | 20-37 | 749.3 | 20-35 |
| 700 | 28'' | 610 | 840 | 24-37 | ||
| 800 | 32'' | 660 | 950 | 24-40 | ||
| 900 | 36'' | 711 | 1050 | 28-40 | ||
| 1000 | 40'' | 811 | 1170 | 28-43 | ||
| 1200 | 48'' | 1015 | 1390 | 32-49 | ||
