Flange check valves- PHV-4
APPLICATIONS
Pumping stations and network for clean water distribution, irrigation(filtered water)
Fire protection networks
Air-compressors
Applications with different fluids (to be consulted)
Ensuring the protection of pumps against flow inversion
TECHNICAL DATA
Range: DN 50 to DN1200
Connections: Wafer body for mounting between flanges PN 10/16 and ANSI 150# (for other inquire)
Maximum working pressures depending on material construction
Operating temperatures -10° C +120° C (for other temperatures inquire)
Seating: Class A according to standard ISO 5208
Minimum backpressure for tightness: 0.5 bars
TECHNICAL PERFORMANCES
Short Face To Face connection with good hydraulic performance
Low pressure drop
Compactness
Seal vulcanized on the seat of the body
Springs helping closing the plates (reducing waterhammer)
Two springs for equilibrated forces on the plates.
Stops on plates to reduce friction between ears of platesand shaft
Symmetrical flow obtained by the centering pin when the plates are fully opened.
Horizontal and Vertical installation in pipeline
Lifting rings from DN 250
ENSAYOS
Seat: 1.1 x nominal pressure
Body: 1.5 x nominal pressure
Hangzhou Pass Fluid Equipment Co., Ltd. is a special corporation engaged in research, development and manufacture of fluid equipment, with its main service focusing on water treatment, pipeline connectors (COUPLING) valve and water pump. Relying on its own forces, the company makes ceaseless innovation, actively introduces foreign advanced management methods and marketing idea, constantly taps potential, carries out wide exchange and cooperation. It has established good cooperation relationships with domestic famous institutes and universities and overseas enterprises.
It is sited by the side of the beautiful West Lake, in the center of the Canal Culture Square, and adjacent to the Gland Canal. It owns modern office building, and has built modern development and production base with the great support from Zhejiang University, undertaking engineering services in water treatment, pipeline valve.
As a pioneer in the trade, Pass Fluid Equipment Co., Ltd. (PASS) always persists in the business idea of keeping sincere, professional and innovative, ceaselessly develops new technologies, expands new fields and provides client with optimized solutions.
Pass Fluid Equipment Co., Ltd. (PASS) is a professional fluid engineering company specializing in many industries such as power, petrochemicals, chemicals, electron, metallurgy, medicine and real estate and undertaking overall projects such as feasibility study, design, manufacture, works construction and management, and after-sales services.
