KNIFE GATE VALVE

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PRODUCT DETAILS
Sizes 2" to 42"
Pressure Class Ratings Asme #150 to #300
End Connection Wafer, Lugged, Flanged
Construction Types Sharp heavy-duty knife edge
Salient Features Sharp heavy-duty knife edge, Metal Seats, Replaceable seats, Low Torque, Stem Extension, Locking Arrangements etc.
Operator/Actuator Handwheel, Gear, Actuator (Pneumatic, Hydraulic, Electro-Hydraulic and Electric Motorised)
STANDARDS SPECIFICATIONS
Design & Manufacture MSS SP 81, ASME B16.34
Face To Face MSS SP 81, MFG Standard
End Connections ASME B16.5/ B16.47, EN 1092
Testing MSS SP 151, ASME B16.34
Nace NACE MR0175/ISO 15156 and NACE MR0103/ISO17945
MATERIAL OF CONSTRUCTION
Body/Bonnet/Yoke Carbon & Low Carbon Steel, Stainless Steel, Nickel alloys, High Temp Alloys, Duplex Stainless Steel, Exotic Materials
Trim Stainless Steel, Nickel alloys, Duplex Stainless Steel, Exotic Materials
Seat Resilient seat with Metal Back-up Ring, HF-Metal to Metal Seats, others upon request
Stem Packing & Seals PTFE/RPTFE/Special filled PTFE/Graphite/Graphoil
Fasteners ASTM A193 Gr.B7/A194 Gr.2H, B7M/2HM, B8/8, B8M/8M, L7/4, B16/2H etc.,

Note : For Bigger sizes please contact PR-Fect Valves