High Pressure Forged Steel Check Valves
High pressure forged check valves recommended to prevent flow reversal in severe applications.
1.High quality forged materials to guarantee pressure envelope integrity, all in conformity with ASME and DIN standards.
2.Designed to comply with ASME B16.34, API 600, ISO, DIN, TRD, VGB, TRB, and PED.
3.CE mark 100% Compliance with European Pressure Equipment Directive n∼97/23/EC.
4.Advanced pressure seal design and pure graphite gasket rings to ensure high tightness and to comply with the Health, Safety and Environment requirements for fugitive emissions control.
5.Supplied as swing check and tilting disc configurations.
6.Slam-free operation offered by tilting disc configuration.
7.Special constructions/materials, bolted bonnet configuration, screw down check valve configuration - all available upon request.
Specifically thought to satisfy the requirements of the power industry, the Raimondi high pressure forged check valves are also indicated for use in any high temperature application (i.e. chemical, petrochemical, offshore plants).
Pressure ratings: ASME: from 900# to 4500# DIN: from PN 160 to PN 720
Body materials: forged carbon steels, alloys steels and stainless steels. All in
compliance with ASME and DIN standards
Temperature (∼C): -46 to + 650 Sizes (mm): 50 每 600 (2§-24§)
Flanges: ASME B16.5.
Butt weld: ASME B16.25, DIN 2448
Other connections on request.
Forged Steel Check Valve Class150-Class1500
Design and Manufacture:API 620
lnspection and Test:API 598
Socket-weid dimension: ASME B16.11
End threads dimension:ASME B1.20.1
Pressure-temperature ratings:ASME B16.34