| 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″ |