Product Features
• Body produced via casting/forging processes with flange, welded, quick-connect, threaded connections
• 90° rotation achieves full open/close operation with quick actuation
• Elastic lip seal technology ensures zero-leakage shutoff; Auto-compensation function extends service life
• Seal options: PTFE, Reinforced PTFE, metal-seated designs for various service conditions
• Hardened and ground/polished ball surface for wear resistance
• Full-bore design with flow path matching pipeline ID minimizes pressure drop
• Internal stem design enhances safety and rigidity
• Shear action between ball and seal suits particle-laden fluids: pulp, sewage, slurries
• Anti-static device available upon request
Applicable Standards
Standards & Specifications
• Design/Manufacturing: GB/T 12237-2007
• Flanges: GB/T, JB/T, HG/T, API, ANSI, DIN, JIS, JPI, BS
• Face-to-face: GB/T 12221-2005
• Testing/Inspection: GB/T 13927-2008
• Actuation: Pneumatic
• Nominal diameter: DN15-DN300
• Nominal pressure: 1.6MPa, 2.5MPa, 4.0MPa, 6.4MPa
• Temperature range:
Domestic PTFE: -10-100℃
Imported PTFE: -10-150℃
Hard alloy sealing (with nitriding process up to 350℃, hard chrome plating (Ni60) up to 500℃)
• Media: Gas, Water, Oil
• Options: Limit switch, Positioner, Solenoid valve, Filter regulator, Manual override
• Material standards: GB/T 12237-2007
• Body materials: WCB, CF8(304), CF3(304L), CF8M(316), CF3M(316L)
