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 muti-turn 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