PRODUCTSValve Products

Butterfly Valve

Butterfly Valve – Category Overview
Butterfly valves cover both general service and severe service applications. We offer a complete range including Concentric Resilient Seated, Triple Eccentric Metal Seated, Wafer, Lug, and Flanged designs, with materials covering stainless steel, special alloys, ductile iron, and carbon steel.

FAQ

Material Coverage

Stainless Series: 304 / 316L, CF8 / CF8M
Special Alloy Series: Hastelloy C276, Inconel 625, Monel 400, Titanium Gr.2, Nickel Aluminum Bronze C95800/C95500, Duplex 2205/2507
Ductile Iron (Waterworks & HVAC)
Carbon Steel: WCB
Configurations: Concentric Resilient Seated / Triple Eccentric Metal Seated
Operation: Hand Lever / Worm Gear / Pneumatic Actuator / Electric Actuator
End Connections: Wafer / Lug / Flanged
Design Standards: API 609, ASME B16.34, DIN, GOST, JIS

Standards & Certifications

Design: API 609 / ASME B16.34
Testing: API 598
Certificates: API 609, CE, EAC, ISO 9001
Applications: Seawater cooling, HVAC, waterworks, chemical, food & beverage, pharmaceutical, oil & gas

Production Highlights

EPDM/NBR lined concentric butterfly valves with sanitary design and aging resistance
Friction-free operation on triple eccentric design for extended seat life
Worm gear operation for large bore (DN200+) with high torque output
Full casting traceability with spectrographic analysis per batch