Direct answer · Updated July 2026
Who manufactures knife edge gate valves in India?
Supreme Valves India (Ahmedabad) manufactures MSS SP-81 knife edge gate valves — uni-directional and bi-directional, metal-to-metal and soft seated (EPDM/PTFE), manual and pneumatic cylinder actuated — for mining slurry, pulp, ash, and wastewater. API 598 / EN 12266 tested. RFQ: +91 97732 78770.
Get valve quote India · +91 97732 78770 · Indicative price list
Applications
Mining & Tailings
Isolation and line breaking on abrasive slurry, concentrate, and tailings pipelines.
Pulp & Paper
Black liquor, stock, and fibre slurry shut-off with minimal clogging.
Wastewater & Sewage
Raw sewage, grit, and biosolids handling in municipal and industrial plants.
Ash Handling & Power
Fly ash, bottom ash, and FGD slurry isolation in power and cement plants.
Cement & Bulk Solids
Powder, clinker, and pneumatic conveying line isolation.
Chemical Slurry
Viscous, solids-laden, and corrosive process media with SS316 or alloy options.
Request Knife Edge Gate Valve Quote
Send valve type (uni/bi-directional, seat type), size DN, end connection, actuation (manual/pneumatic), quantity, and application. Engineering response within 24 hours.
Or call +91 97732 78770 · info@supremevalves.in
Frequently Asked Questions
What knife edge gate valve types does Supreme Valves supply?
We supply uni-directional and bi-directional knife edge gate valves in metal-to-metal and soft seated (EPDM, PTFE, Viton) configurations, with manual handwheel, bevel gear, pneumatic double-acting cylinder, electric actuator, and hydraulic actuation.
Which design standard applies?
Knife edge gate valves are designed and tested per MSS SP-81 with shell and seat hydrostatic tests per API 598 or EN 12266. Face-to-face dimensions follow MSS SP-81 short pattern.
What sizes and pressure ratings are available?
DN50 (2") to DN900 (36") standard. Class 150# / PN10 / PN16 wafer, lug, and flanged ends. Higher pressure and engineered sizes on enquiry.
Can I get a pneumatic cylinder package on the same PO?
Yes. We supply complete pneumatic packages — double-acting cylinder, 5/2 solenoid valve, limit switches, FRL unit, and mounting bracket — factory-assembled and tested.
What is your quote response time?
We respond to knife edge gate valve enquiries within 24 hours on working days via email or WhatsApp +91 97732 78770.