Flow Control - Valves

Knife Gate Valves

Derwent Industries AVFI’s uni & bi-directional knife gate valves are available with a wide range of body and sealing types, including semi lugged or fully lugged body with an open shroud or bonnet options. Our standard knife gate valves are fitted with resilient seats, a metal seat knife gate valve option is available on request. AVFI’s knife gate valves range in sizes from DN 50 (50 mm) to DN 1500 (1.5 metres) and stocked knife gate valves pressure ratings vary up to PN 10 (10 Bar). For higher pressure applications please contact AVFI. Stocked knife gate valves are available in epoxy coated cast iron and stainless steel. As valve specialists AVFI can provide riser extensions & automate your valves with either electric or pneumatic actuators, in a fast turn-a-round time. AVFI’s uni & bi-directional knife gate valves are made to the highest quality and adhere to Australian standards in both our epoxy coated cast iron & 316 stainless steel valve range. Viton (for Uni-directional) & NBR (for bi-directional) seals are standard providing a superior seal, also available with optional PTFE and metal seats upon request. Refer to the Derwent Industries appropriate data sheet for full knife gate valve details.

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