Ball Valve
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Description
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Design features:
A variety of seat structure, a variety of ball hardening treatment, applicable to different temperatures and media
Contact double seal
Emergency stem seal
Anti-blowout stem
Valve body venting
Double block and bleed (DBB)
Dual piston effect seat (D1B)
Low-temperature, chlorine, oxygen, and vacuum configurations
NACE sulfur resistance requirements
Extended stem
Buried requirements
Sizes: NPS1/2^NPS80, DN15^DN2000
Pressure level: Class150~Class600, PN10~PN100
Applicable Temperature: -29℃~540
Casting materials: WCB, WC6, CF8, CF8M, CF3, CF3M, LCB, LCC, etc.
Forging materials: A105, F11, F22, F304, F316
Internal materials: NB/T47044, AP1600 and other standards.
Connection: welding, flange, clamping
Transmission: handle, worm gear, pneumatic, electric, hydraulic, gas-liquid linkage