Overview of eg8c4y-k forged steel extended valve body gate valve:

There are two types of bonnet design for Forged Steel extended body valves The first is the bolted bonnet. For the valve designed according to this design form, the valve body and bonnet are connected with bolts and nuts, and the spiral wound gasket (made of 304 flexible graphite) is sealed. When customers have special requirements, metal rings can also be used for connection The second design form is the Welded Bonnet. For the valve designed in this design form, the valve body and bonnet are connected by thread and sealed by full welding. The through welding connection can also be used when the customer has special requirements

Extended body valves are suitable for gate, ball and globe valves.

Extended body valve design structure and features:

The valve of extended valve body complies with API602. The inspection and test shall be in accordance with API598, and the marking shall be in accordance with mss-sp-25

Adopt the following structure

Self centering pressing plate jacketed type

Threaded, socket or butt welded end integral extension valve body

Bolted, spiral wound gasket sealed bonnet and threaded connection, all welded sealed bonnet

Integral upper seal seat

Socket ends in accordance with ASME B16.11

Threaded ends in accordance with (NPT) ansi/asme b1.20.1

Rising pole support type (OS £ y)

Relevant pressure:

·800LB