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Check Valve
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Forged Horizontal Piston Check Valve
Forged Horizontal Piston Check Valve
Forged carbon steel ASTM A 105;
Class 800 lb;
Bolted cap;
Threaded ends according to ANSI B 2.1 (NPT) or BSP, or socket weld per ANSI B 16.11;
Stainless steel internals.
Description
Forged and machined body designed to exceed or match required wall thickness and rupture resistance standards.
Bolted bonnet for back-seating, ensuring perfect sealing alignment and guided body.
Conical sealing for total tightness.
Available in NPT, BSP, or socket weld versions.
Sealing in stainless steel (AISI 304-316-410), Stellite, or Monel.
Built to BS 2995 standards.
Operating Pressure
Steam at 454.5 °C: 800 psi
Water, oil, and gas at 40 °C: 2000 psi
Hydrostatic Test
Body: 3000 psi
Seat: 2200 psi
Technical Sheet
manual Forged Check valve O&M
PYSTON CHECK VALVE #800
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