Product details

BUTTERFLY VALVE - STEFFENINI

Steffenini butterfly valves are a line of industrial valves originating from Italy, specifically used in piping systems to open/close or regulate the flow of liquids, gases, and steam. This European brand is renowned for its high durability, robust design, and stable operation in heavy industrial environments.

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Technical Specifications

Size: DN50 – DN1200
Body: Ductile iron, carbon steel, or stainless steel (depending on product line)
Disc: Stainless steel 304/316 or epoxy-coated steel
Stem: Stainless steel 304/316
Seat (Sealing Gasket): EPDM, NBR, PTFE (depending on service environment)
Connection Types:
- Wafer (clamped between two flanges)
- Lug (with bolt holes)
- Flanged (flange-mounted)
Flange Standards: DIN, ANSI, JIS
Working Pressure: PN10 – PN25 (Class 150 – 300)
Working Temperature: -20 °C ~ 200 °C (depending on seat material)
Operation Mechanism: Lever, handwheel, or electric/pneumatic actuator
Applications: Water supply and drainage systems, wastewater treatment, fire protection, HVAC, oil & gas, chemical, and food industries