GENERAL TWINSEAL DOUBLE BLOCK & BLEED NON-LUBRICATED EXPANDING PLUG VALVE

Class:

ASME 150  handwheel operated-  Size 2" to 6"

ASME 300 handwheel operated-  Size 2" to 4"

ASME 600 handwheel operated- Size 2" to 4"

ASME 150 gear operated- 6"

ASME 300 gear operated- 4"

ASME 600 gear opearted- 2" to 4"

Class:

ASME 150 handwheel operated- Size 8"

ASME 300 handwheel operated- Size 6"

ASME 150 gear operated- Size 8" to 36"

ASME 300 gear operated- Size 6" to 30"

ASME 600 gear operated- Size 6" to 24"

Class:

ASME 300 gear operated- Size 14" to 18"

ASME 600 gear operated- Size 14"

ASME 900 gear operated- Size 2" to 10"

ASME 1500 gear operated- Size 2" to 3"

Class:

ASME 150- Size 2" to 24"

ASME 300- Size 2" to 20"

ASME 600- Size 2" to 20"

Class:

ASME 150- Size 18" to 24"

ASME 300- Size 24"

ASME 600- Size 18"

 General Twinseal plug valve accept most commercially available mutiturn electric motor operators.

CAMERON builds pneumatic actuators that can be fitted to its valves for reliable, economic power operation. When you specify a complete actuated valve package, the entire system is built, tested, and guaranteed.

• Spring-close piston actuators
• Double-acting diaphragm actuator with reservoir tank
• Spring-close diaphragm actuator

GENERAL TWINSEAL can be fitted with the following accessories:

• Limit Switches
• Mechanical Extensions
• Direct Burial- Underground- Patented hydraulic extension system.
• Locking Devices
• Torque Reducer

To satisfy the requirements of API Spec 6D, a pressure-relief device must be provided on all Double Bleed & Block valves in liquid service. 

Typical configuration available:

• Manual bleed
• Safety bleed and differential thermal relief (standard)
• Safety block and DTR
• Automatic body bleed valve (ABBV)
• Line-relieving safety bleed and DTR