Cast steel gate valve design structure and feature Design and manufacture conform to API600, API6D & ASME B16.34 Test and check conform to API598.

API Gate Valve 
Full bore
Flexible or rigiddisc or soft seal structure
Self-centering gland or plate Renewable seat
Bolted bonnet, spiral would eight-square gasket
Sealing bonnet or pressure seal bonnet

According to the following standard
Flange ends conform to ASME B16.5 & ASME B 16.47A
Butt-welding end conform to ASME B 16.25
Face to face dimension conform to ASME B16.10, API600, API6D
Operation type: Electrical, pneumatic, hydraulic and gear etc
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