Mitech Butterfly Valve

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RUBBER LINED BUTTERFLY VALVES

Mitech’s Butterfly valves are concentric disc, rubber lined valves for use in a wide range of applications. Their robust design and variety of materials of construction make them compatible with most liquids and gases in applications where zero leakage shut-off is required.

The valves are designed and constructed in accordance with BS-5155 and BS-EN1092-1. They range in sizes from DN80 to DN2000 with pressure ratings from PN10 to PN16.

A selection of body, trim and liner materials is available with cast iron bodies and discs and EPDM liners being the standard offering. WCB and Stainless Steel body materials with coated or Stainless Steel discs and Polyurethane liners are also available.

Detail Description
Valve size DN80 to DN 2000
Body flange style Wafer, U-section, Double flanged
Body material Ductile Iron, Carbon Steel, Stainless Steel (others on request)
Disc material Ductile Iron epoxy coated, Carbon Steel, Stainless Steel (others on request)
Liner material EPDM, Nitrile, Polyurethane, PTFE (others on request)
Shaft material Stainless Steel
Actuation Lever, Gearbox with hand wheel, Pneumatic, Electric
Key Features Key Benefits
Vulcanised liner Prevents movement of the liner and high cycle life time
Tight shut-off Savings on energy, process fluid
Bi-directional shut-off Shut-off against full pressure both up and down stream
Multiple flange options Ease of installation in many pipe/flange configurations. U-section and double flanged valves suitable for terminal mounting
Used for throttling or shut-off Single device for control or shut-off
Variety of body, disc and liner materials Compatible with both corrosive and non-corrosive liquids and gases
Splined shaft to disc connection Precise positioning and reliable operation
Variety of actuation methods Adaptable to most plant requirements
Designed and manufactured in RSA Full compliance with 70% local content legislation
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