Self-Operated Pressure Control Valve

Self-operated pressure control valve operated by itself energy and does not need to supply extra power source. Features including sensitive action, good sealing, small pressure fluctuation and etc. Wildey used in automatic control to keep the pressure stable.

Model ZZY
Nominal Diameter Ranges 15mm to 450mm (1/2in to 18in)
Nominal Pressure Ranges PN16, PN40, PN64, Class 150, Class 300
Materials Carbon steel, stainless steel
Packing Teflon V-ring, Flexible graphite
Body Connections Flange(ANSI, JIS, DIN, GB)

Butt weld, socket weld

Temperature -5 ℃ to 80℃ (23℉ to 175℉)
Flow Characteristics Quick open