Shanghai Valve Factory (SVF) Co. Ltd
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SVF - Sealed Spring Full Lift Safety Valve
Carbon steel valve is used for equipment or pipelines containing such medium as air, petroleum gas, and liquid; stainless steel valve is used at equipment or pipelines containing corrosive medium, serving as overpressure protection device.
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- Design and manufacture standard: Design and manufacture standard:
- Design standard: GB/T 12241-2005, GB/T 12243-2005
- Structure length: JB/T 2203
- Inside nominal diameter: DN15-DN500
- Pressure range: PN16-PN160
- Compact structure, beautiful appearance, precision casting, and smooth surface.
- The valve seat is separable to the valve body for easy maintenance.
- The umbrella-type disc holder works with valve seat adjusting ring for adjustment, which can effectively increase the
- lift force, so that the valve can be fully opened rapidly at a low overpressure to discharge media;
- The valve can rapidly reseat after overpressure relief to reach satisfactory blowdown.