| 1 | Body | Cast iron or ductile iron | 
| 2 | Disc | Cast iron or ductile iron | 
| 3 | Seat | Cast iron or Brass | 
| 4 | Stem | Carbon steel or Brass | 
| 5 | Bonnet | Cast iron or ductile iron | 
| 6 | Hand wheel | Cast iron or ductile iron | 
| 1 | Design according to BS3464 | 
| 2 | Flange end BS10 Table E or D | 
| 3 | Nominal Pressure PN10/PN16 | 
| Working pressure | PN10/PN16 | 
| Shell pressure | 15bars/24bars | 
| Seat pressure | 11bars/17.6bars | 
| L | D | K | B | C | H | n-φd | |
| 50 | 146 | 152 | 114.3 | 19 | 180 | 395 | 4-φ17.5 | 
| 65 | 159 | 165 | 127 | 19 | 180 | 453 | 4-φ17.5 | 
| 80 | 165 | 184 | 146 | 19 | 200 | 496 | 4-φ17.5 | 
| 100 | 172 | 216 | 178 | 22 | 250 | 566 | 4-φ17.5 | 
| 125 | 190 | 254 | 210 | 22 | 280 | 685 | 8-φ17.5 | 
| 150 | 210 | 279 | 235 | 22 | 280 | 742 | 8-φ17.5 | 
| 200 | 241 | 337 | 292 | 26 | 340 | 961 | 8-φ17.5 | 
| 250 | 273 | 406 | 356 | 26 | 340 | 1138 | 8-φ17.5 | 
| 300 | 305 | 457 | 406 | 28 | 400 | 1266 | 12-φ22.2 |