Pneumatic Actuated Knife GATE VALVE

RSF VALVE is one of leading manufacturers of knife gate valve in China. We manufacture  knife gate valves for light to heavy slurry service in the mining and mineral processing, power, pulp and paper, waste water and chemical industries. In critical slurry applications where absolute zero downstream leakage is essential, these high performance knife gate valves can be relied on to deliver a 100% bubble-tight isolation shut off every time. Offering a cost effective isolation and control solution, these products provide high performance and increased sensitivity to the environment to help reduce customer risk and maximize production

Ductile Iron Knife Gate Valves are designed with integral seat or soft seat, such as NBR, EPDM, PTFE . Size ranges from 2”to 60” diameter, pressures in PN6, PN10, PN16, ANSI # Class 125 & Class 150. A broad body and trim materials are selected and fabricated to suit for various service conditions applications as well as the Pulp and Paper, Power plants, Wastewater treatment plants, Chemical plants, Food and Beverage, Bulk handling and Mining, etc.

Basic Standard: MSS SP-81, ASME B16.10, ASME B16.5, ASME B16.47, ASME B16.34, AS 2129 T/D or T/E, BS 4504 T/D or T/E, MSS SP-55 and EN 1092, Optional top flanges to ISO 5211

Features:

OS & Y, Rising Stem or Non-Rising

Resilient Seat NBR, VITON, PTFE or Metal to Metal Seat

Unidirectional. Bidirectional

Flange, Lug, Wafer Connecting

Standards:
Basic Design: MSS SP-61, ASME 16.34
Face to Face: MSS SP-81, ASME B16.10, EN 558
Connecting: ASME B16.5, ASME B16.47, EN 1092
Test : MSS SP-81 or Criterion between Purchaser and Manufacturer

Blue coating: Fusion Bonded Epoxy 300microns

Sizes: 2" - 64" ( DN 50 - DN1600 )
Pressure Rating: Class150 to Class300

Material: Ductile iron GGG50 GGG40 GJS EN 500-7, carbon steel WCB, LCB, stainless steel: CF8, CF8M, CF3, CF8M, CF3M, duplex stainless steel: 4A, 5A

Operation: Manual, Gear, Pneumatic actuated, Motorized

Warmly welcome to choose RSF VALVE’s high quality knife gate valve! If you have any inquiries, please don't hesitate to contact with us!