Knife Gate Valve

WATER

PROCESS / INDUSTRIAL

OIL / GAS

The Flow Control Group manufacture and supply a range of standard uni & bi-directional wafer and lugged style knife gate valves to provide a tight shut-off. We also supply a range of high pressure and specialist Knife Gate Valves and design valves for bespoke operations.

Knife Gate Valves are used for handling and controlling fluids with suspended solids, dirty liquids through to heavy slurries and sludge’s, often abrasive and corrosive.

A Knife Gate Valve is typically designed with a blade with a round bottom and chamfered knife-edge to cut the demanding product media. The gland packing can be replaced without removing the valve from the pipeline.

Size Range: 50mm to 1200mm.

Operation: Manual operation by hand wheel, chain wheel, gearbox & lever. Power operation by pneumatic, electric and hydraulic actuators, including positioners, minit switches, solenoids and I/P converters.

Connections: Wafer, lugged to suit flanges ANSI B16.5 RF, flat face and RTJ ASA125 / ASA150 / ASA300, BS10 table D / E, BS4504 PN6 / PN10 / PN16 / PN25 / PN40

Body Materials: Cast Iron, Ductile Iron, Stainless steel, Duplex, Super Duplex, Various Plastics

Blade: Manufactured from stainless steel, duplex and Hastelloy

Spindle: ‘Rising spindle’ design manufactured from stainless steel

Gland packing:  Mica-lube cotton, alternatively PTFE or other grade to suit application

Seal: Nitrile rubber, EPDM, Viton, solid PTFE and others

Other options: In addition to our standard uni-directional and  bi-directional range, we also have available many other seat designs.  High performance, square port, hopper and sluice designs. Other options include scrapers, various seat materials and specialized coatings.

Optional extras include extension spindles, non-rising spindles, alternative actuators, locking facilities, ni-hard port inserts, abrasive resistant body encapsulation (Halar), electrical and mechanical position indication and solenoid valves. Designs for higher pressure & other special applications also available

KNIFE GATE VALVES

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    WATER DIVISION

    Unit 1 Mount Street Business Park
    Mount Street Nechells
    West Midlands
    B7 5QU

    Tel: 0121 752 8870
    Email: sales@cotswoldvalves.co.uk

    Oil and Gas Division

    Cooper Drive
    Springwood Industrial Estate
    Braintree Essex
    CM7 2RF

    Tel: 01376 321211
    Email: sales@flowcontrol.co.uk

    Industrial Process Division

    Cambridge Mills Cambridge
    Nr Dursley
    Gloucestershire
    GL 2 7AA

    Tel: 01453 826612
    Email: info@cotswoldvalves.co.uk