G4 Plug Valve ASME 300

The G4 class 300 plug valve is suitable for use up to 52.5 bar g and is offered in many materials of construction ranging from carbon steel to convey oil for example up to Zirconium and Hastelloys for use in very corrosive applications. The plug valve can be adjusted inline to reseat the plug and can be supplied with additional stem seals to provide fire sealed assurance.

Top Works Drawings

Actuation Torques

Installation, Maintenance and General Guidance PDF

Dimensions to suit ASME 300 flange piping systems

To suit pipework NB Face – Face A CL to end of wrench B
CL to top of wrench C
Inches mm mm mm mm
1/2″ 15 140 152 121
3/4″ 20 152 152 121
1″ 25 165 178 122
1.1/2″ 40 190 229 140
2″ 50 216 305 160
3″ 80 283 457 190
4″ 100 305 762 229
6″ 150 403 G/O G/O