PISTON VALVE

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PRODUCT DETAILS
Sizes 1/2" to 8"
Pressure Class Ratings Asme #150 to #800
End Connection Screwed, Socket Weld, Flanged, Butt-Weld
Construction Types Balanced, Piston, others upon request
Salient Features Reinforced sealing, Seatless, Glandless, Renewable Sealing Ring, Locking Arrangements etc.
Operator/Actuator Handwheel, Gear, Actuator (Pneumatic, Hydraulic, Electro-Hydraulic and Electric Motorised)
STANDARDS SPECIFICATIONS
Design & Manufacture ASME B16.34
Face To Face ASME B16.10, MFG Standard
End Connections ASME B16.11, ISO 7-1, BS 21 ASME B1.20.1, ASME B16.5/B16.47 RF/FF/RTJ ASME 16.25, EN 1092
Testing API 598, 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
Valve Ring Grafoil with SS Reinforcement
Gaskets PTFE/ RPTFE/Special filled PTFE/Graphite/Graphoil/Spiral Wounded
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