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 |
DN | 2″ | 2-1/2″ | 3″ | 4″ | 5″ | 6″ | 8″ | 10″ | 12″ |
L | 5-7/10″ | 6-1/4″ | 6-1/2″ | 6-4/5″ | 7-1/2″ | 8-3/10″ | 9-1/2″ | 10-7/10″ | 12″ |
H | 16″ | 16-5/8″ | 17-3/8″ | 19-5/8″ | 21-3/4″ | 24-1/2″ | 28-1/2″ | 33″ | 37″ |
D | 6″ | 6-1/2″ | 7-1/4″ | 8-1/2″ | 10″ | 11″ | 13-1/4″ | 16″ | 18″ |