Bi-Directional Triple Eccentric Metal Hard-Seal Butterfly Valve, Flanged Type

Triple eccentric butterfly valve features bi‑directional sealing with zero leakage and low operating torque.The metal seal seat enables the valve to withstand various severe working conditions.The eccentric design allows the sealing surfaces to disengage instantly upon opening, minimizing seat friction and greatly extending service life.The valve also has inherent fire‑safe characteristics and is widely used for isolation and regulation of fluids in pipelines.Our triple eccentric butterfly valves comply with API 609.

Main Butterfly Valve Series

High‑temperature, low‑temperature, high‑pressure bi‑directional triple eccentric all‑metal hard‑seal butterfly valves and high‑performance double eccentric butterfly valves.

Size: DN80–3000 (NPS 3"–120")Pressure Class: PN6–PN100, Class 150–1500LB

Features

1. Short face‑to‑face dimension, lightweight design to reduce pipeline support.

2. Disc self‑cleans media during operation, enhancing sealing performance.

3. Knife‑type disc ensures reliable shut‑off, deslagging, and smooth flow without jamming.

4. Wedge limit block provides stable sealing force for dependable sealing.

5. Guide pins ensure accurate alignment and stable operation.

6. Wear‑resistant bushings in various materials available on request to extend service life.

7. Flexible choice of actuation devices.