| Part name | Material |
| Valve body | W C B cast steel |
| Dome | Alloy steel (hard chrome plated) |
| Shaft | Alloy steel |
| Seal ring | Special rubber |
| Bracket | Q235 |
| Cylinder | Standard: quick exhaust valve, limit switch (use clean, dry, oil-free compressed air) |
| Main shape and connection dimensions | |||||||||
| unit：mm | |||||||||
| DN | Z | N2 | P2 | BB | OR | oV | oS | T | ◎U |
| 100 | 348 | 576 | 366 | 26 | 103 | 180 | 229 | 8 | 22 |
| 150 | 450 | 779 | 513 | 28 | 155 | 240 | 285 | 8 | 22 |
| 200 | 485 | 870 | 555 | 30 | 203 | 295 | 343 | 8 | 22 |
| 250 | 565 | 1121 | 725 | 32 | 254 | 350 | 407 | 12 | 22 |
| 300 | 680 | 1212 | 763 | 35 | 305 | 400 | 483 | 12 | 22 |
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