1 | Body | Cast iron or ductile iron |
2 | Disc | Ductile iron with NBR/EPDM |
3 | Bonnet | Cast iron or Ductile iron |
4 | Stem | Stainless steel |
5 | O-ring | NBR |
6 | Gland | Cast iron or Ductile iron |
7 | Hand wheel | Cast iron or Ductile iron |
1 | Face to face is according to BS5163:1986 |
2 | Flange drilled is according to BS4504 |
Working pressure | PN10 | PN16 |
Shell pressure | 15bars | 24bars |
Seat pressure | 11bars | 17.6bars |
DN | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 |
L | 178 | 190 | 203 | 229 | 254 | 267 | 292 | 330 | 356 |
H | 279 | 285 | 294 | 324 | 375 | 429 | 531 | 614 | 690 |
D(PN10) | 165 | 185 | 200 | 220 | 250 | 285 | 340 | 395 | 445 |
D(PN16) | 165 | 185 | 200 | 220 | 250 | 285 | 340 | 405 | 460 |
K(PN10) | 125 | 145 | 160 | 180 | 210 | 240 | 295 | 350 | 400 |
K(PN16) | 125 | 145 | 160 | 180 | 210 | 240 | 295 | 355 | 400 |
g | 102 | 122 | 138 | 158 | 188 | 212 | 268 | 320 | 378 |