Technical Specification：
Valve design:BS5150
Face to Face dimension:BS5150
End flange dimension:EN1092-2
Inspection&Test:EN12266
| Item No. | Part Name | Specification |
| 1 | Body | DI GGG50 |
| 2 | Seat | Brass/Bronze |
| 3 | Disc | GGG50+Bronze |
| 4 | Stem | SS420 |
| 5 | Stem Nut | Brass |
| 6 | Gasket | EPDM |
| 7 | Bonnet | GGG50 |
| 8 | Bolts | Carbon Steel |
| 9 | Holding Ring | Brass |
| 10 | O-Ring | NBR |
| 11 | Seal cartridge | POM |
| Size | L | D | F | Z-Φd | C | S | B |
| DN50 | 178 | 165 | 125 | 4-Φ19 | 19 | 99 | 3 |
| DN65 | 190 | 185 | 145 | 4-Φ19 | 19 | 118 | 3 |
| DN80 | 203 | 200 | 160 | 8-Φ19 | 19 | 132 | 3 |
| DN100 | 229 | 220 | 180 | 8-Φ19 | 19 | 156 | 3 |
| DN125 | 254 | 250 | 210 | 8-Φ19 | 19 | 184 | 3 |
| DN150 | 267 | 285 | 240 | 8-Φ23 | 19 | 211 | 3 |
| DN200 | 292 | 340 | 295 | 12-Φ23 | 20 | 266 | 3 |
| DN250 | 330 | 405 | 355 | 12-Φ28 | 22 | 319 | 3 |
| DN300 | 356 | 460 | 410 | 12-Φ28 | 24.5 | 370 | 4 |
| DN350 | 381 | 520 | 470 | 16-Φ28 | 26.5 | 429 | 4 |
| DN400 | 406 | 580 | 525 | 16-Φ31 | 28 | 489 | 4 |
| DN450 | 432 | 640 | 585 | 20-Φ31 | 30 | 548 | 4 |
| DN500 | 457 | 715 | 650 | 20-Φ34 | 31.5 | 609 | 4 |
| DN600 | 508 | 840 | 770 | 20-Φ37 | 36 | 720 | 5 |
