Sealing surface adopts copper alloy, stainless steel, hard alloy, long service life. Compact structure, reasonable design, good valve rigidity, channel flow, flow resistance coefficient is small.
With packing, reliable sealing, light and flexible operation. Usually suitable for not requiring frequent opening and closing, and keeping the ram
Fully open or fully closed condition. Mainly applicable to petroleum, chemical
The pipeline of various systems such as industrial, hydraulic and thermal power stations.
Short Description
Standards
- Connection flange : ANSI/ASMEB16.1, ANSI/AWWA C111/ A21.11C111 /A21.11, ISO 7005-2 PN10/PN16
- Driving flange : ISO 5211
- Test standard: DIN3352, BS5150, AWWA C508
- Design standard: DIN3352, BS5150, AWWA C500
Material
- Valve Body: Ductile iron, WCB
- Valve plate : ductile iron, WCB
- Sealing: copper alloy, stainless steel, Welding Alloy
- Valve shaft : copper alloy, stainless steel
Technical Parameter
- Pressure range: PN10-PN160, Class150-Class900
- Valve size: 4 “-72”
- Connection: double flange type, mechanical connection type
- Temperature range : -40°C-500°C
- Actuator: manual, bevel gear, electric, hydraulic
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