Triple‑Offset Butterfly Valves
Overview:
These triple‑offset flanged high‑performance butterfly valves feature bi‑directional metal‑to‑metal sealing, suitable for water and a wide range of industrial applications.
The product range covers nominal sizes DN100‑DN1600, with pressure ratings PN10, PN16, PN25, PN40 and PN64.
Its robust metal hard‑seat construction allows operating temperatures up to 230 °C.
Manufactured to BS5155 / BS EN593 and BS EN558‑1 Series 13 & 14 face‑to‑face dimensions, this valve is widely used for heavy‑duty, high‑temperature and demanding industrial pipeline systems.
Key Features:
- Triple‑offset flanged design with reliable bi‑directional metal‑to‑metal hard‑seat sealing
- Size range: DN100 up to DN1600; pressure ratings PN10, PN16, PN25, PN40, PN64
- Wide working temperature from 0 °C to 230 °C, adapts for high‑temperature service
- Suitable for water and various demanding industrial working media
- Flexible actuation options: electric or hydraulic drive for automatic operation
- Alternative special construction materials available for harsh working conditions
- Standard factory tests: seat test at 1.1 × PN, body hydro‑test at 1.5 × PN
- Flange end dimensions compatible with SABS 1123, BS4504, ANSI B16.1 & B16.5
- Face‑to‑face dimension conforms to BS EN 558‑1 Series 13 & 14
- Compliant with standards BS 5155 / BS EN 593
