Butterfly Valves

D371X Worm Gear Wafer Butterfly Valve

Resilient-seated wafer butterfly valve with worm-gear operation for bidirectional isolation and flow regulation. Listed range DN40-DN200, PN10-PN16.

Price

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Specifications

Model D371X
Valve type Worm gear resilient-seated wafer butterfly valve
Nominal diameter DN40-DN200 in listed dimension table
Nominal pressure PN10-PN16
Shell test pressure 1.5-2.4 MPa
Seat test pressure 1.1-1.76 MPa
Working temperature 0-80 C
Applicable media Water and mildly corrosive fluids
Body QT450 ductile iron
Disc QT450 ductile iron
Stem Stainless steel
Seat Nitrile rubber
Operation Worm gear
Sealing Bidirectional

Product Overview

The HSVA D371X worm gear wafer butterfly valve is designed for water-supply and drainage systems in waterworks, power plants, steel mills, shipbuilding, paper and food-processing facilities. Balanced forces on both sides of the disc help reduce operating torque, while the frame-type disc provides strength and a large flow area. The catalogue describes bidirectional sealing, corrosion-protective baked paint and adaptable seat materials for different media.

This model is suitable for distributors, contractors and project buyers sourcing a compact geared butterfly valve from China. For an accurate offer, specify DN, pressure rating, medium and temperature, mating-flange standard, face-to-face requirement, body/disc/seat materials, operator orientation, quantity and inspection or certificate requirements.

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