Main parts
| Serial number NO | NamePARTNAME | Material MATERIAIL | |
| 1 | Valve body | B0DY | Ductile cast iron |
| 2 | Valve seat | SEAT | EPDM |
| 3 | Valve plate | DISC | CF8 |
| 4 | Valve shaft | STEM | 2Cr13 |
| 5 | bushing | SLEEVE | PTFE/BRASS |
| 6 | Y-ring | Y RING | EPDM |
| 7 | Gaskets | WASHER | 45# |
| 8 | Shaft spring | JUMP RING | 65Mn |
| 9 | Hole spring | JUMP RING | 65Mn |
Main connection size (unit: mm)
| DN | L1 | L2 | L | D(MAX) | D(MIN) | A | B | C | E | F | ΦA | ΦB | F*F | N-ΦE |
| DN50 | 66 | 131.5 | 43 | 125 | 105 | 92 | 147 | 130 | 120 | 112 | 70 | 50 | 9 | 4-06.7 |
| DN65 | 86 | 140 | 46 | 145 | 130 | 107.5 | 168 | 130 | 120 | 112 | 70 | 50 | 9 | 4-06.7 |
| DN80 | 94 | 152 | 46 | 160 | 145 | 107.5 | 168 | 130 | 120 | 112 | 70 | 50 | 9 | 4-06.7 |
| DN100 | 110 | 173 | 52 | 180 | 165 | 119.5 | 184 | 130 | 120 | 112 | 90 | 50 | 11 | 4-10 |
| DN125 | 128 | 189 | 56 | 210 | 200 | 128.7 | 204 | 130 | 120 | 112 | 90 | 70 | 14 | 4-10 |
| DN150 | 140.5 | 199 | 56 | 240 | 230 | 153 | 268 | 130 | 120 | 112 | 90 | 70 | 14 | 4-10 |
| DN200 | 170 | 236 | 60 | 295 | 280 | 185 | 301 | 130 | 120 | 112 | 125 | 102 | 17 | 4-12 |
| DN250 | 205 | 177 | 68 | 355 | 345 | 185 | 301 | 130 | 120 | 112 | 125 | 102 | twenty two | 4-12 |
| DN300 | 238.5 | 317 | 78 | 410 | 390 | 202 | 390 | 130 | 120 | 112 | 150 | 125 | twenty two | 4-14 |
| DN350 | 265 | 360 | 78 | 470 | 435 | 227 | 458 | 130 | 120 | 112 | 150 | 125 | 27 | 4-14 |
| DN400 | 302 | 390 | 102 | 525 | 495 | 260 | 525 | 130 | 120 | 112 | 175 | 140 | 27 | 4-18 |
Note: Product information is for reference only. If you have any questions, please contact our company!
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Liangming Group aims to contribute to the high-quality development of the society and economy, help achieve common prosperity, and strive to become a widely respected enterprise with good quality and reputation as its core value.
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