CHINA
Hall 3
S45
Butterfly Valve, Control Valve, Oil and Gas Valve, Vacuum Valve, Tube & Fitting, Stainless, Rubber Flexible Tube, Actuator, Electric Actuator, Expansion Joints, Flow Meter
Disc:GGG50+EPDM
Disc nut:Brass
Gasket:EPDM
Bolt:Carbon steel
Stem:X2CR13
O Ring：NBR
Handwheel：GGG50