Product Description
Dual Plate Check Valves (Patent Granted in UK: GB2493038, & Patent Pending for Registration in IPA, USA, Italy, China, European Phase & India)
HAWA Valves has extensive experience in manufacturing of Dual Plate Check Valves which are offered in a Patented Retainerless Design, which has subsequently become an industry standard for Dual Plate Check Valves throughout the hydrocarbon, energy and process industries across the world.
Size: 2 up to 56 (DN 50 up to DN 1400)
Pressure Rating: ASME 150# to 2500#
Materials: Carbon Steels, Low Temperature Carbon Steel, Martensitic Steels, Austenitic Stainless Steel, Duplex Stainless Steels, Super Duplex Stainless Steels, Nickel Alloys, Nickel Aluminum Bronze, Hastelloy, Inconel, Titanium Alloy & Carbon Steel with Internal Corrosion Resistant Alloy (CRA) Overlay
Design Standard: API 6D, API 594, MESC SPE 77 / 133
Pressure / Temperature Rating: ASME B 16.34
Test (Inspection) Standard: API 598, API 6D, ISO 5208 MESCSPE 77/133, ISO 15848-1&2 Bs6364
Construction Details: Dual Plate, Soft and Metal Seated
End Connection: Screwed, Socket Weld, Flanged, Hub End, Butt-Weld
Operator / Actuator: Lever, Gear, Actuator (Pneumatic, Hydraulic, Electro-Hydraulic and Electric Motorised)
Dual Plate Check Valves are available in five different types:
- Wafer Type
- Solid Lug Type
- Double Flange type
- Hub End type
- Butt weld end type
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