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Forged Check Valves

Pressure Seal Piston Check Valves

Pressure Seal Piston Check Valves

Diantai's proven pressure seal design.
Quick and easy repair in the line.
Integral seat CoCr alloy.
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Features and benefits

● Diantai's proven pressure seal design.
● Quick and easy repair in the line.
● Integral seat CoCr alloy.
● Disc-piston fully guided with CoCr alloy seating and guiding surfaces. The light disc-piston ensures maximum lift and low pressure drop.
● Tight shutoff.
● Other sizes available on request.

● Size range(s)

NPS 1/2” - 14 (DN 50 - 350)

● Pressure rating

ASME Classes
600 - 2500

● Standard connections

Socket weld, Butt weld


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