5812M-NC / 5822M-NO

5812M-NC / 5822M-NO

2/2-Way Pneumatic Piston Operated Valve with Engineering Plastic-Piston Actuator.
    For On-Off Application, 5812M For Flow Above Seat (Normally Closed), 5822M For Flow Above Seat(Normally Open).

Product Specifications

Size15 mm (1/2”) to 150 mm (6”).
BodyCast Iron : IS 210 Gr. FG 200 SG Iron- ASTM A536, Gr.60-40-18 (DIN 0.7043)(GGG40.3). Cast Steel: ASTM A 216 Gr. WCB St.St.: ASTM A 351CF8(SS304),or ASTM A351CF8M(SS316).
Pressure Temp. ratingAs per ANSI B 16.5 Class 150.
End ConnectionFlanged as per ANSI B 16.5 Class 150.
TrimSt. St. AISI 304/316 Ground and Burnished.
Stem PackingSelf adjusting, Spring loaded Teflon packing
Plug and SeatSt. St.: AISI 420/304/316
SeatingSoft seated PTFE. Optional-Viton/EPDM, Buna Nitrile.
LeakageSoft Seated Class VI , as per ANSI B 16.104-1976.
CharacteristicOn-Off, normally close/open.
Working Fluid PressRefer to table below
Working TemperatureOn steam-continuous 155°C, Intermittent 180°C, EPDM 135°C, VITON 180°C.
Cylinder, Cover, Body & Piston:Glass filled polyamide.
Actuator Working Pressure3.5 to 6 bar (refer to graph)
Piston PackingBuna Nitrile.
Actuator SpringIS 4454 Grade III, duly painted
Operating cyclesUpto 50 mm 300 cy/hr.,(tested on air,on other fluids this figure may vary). For other size details, refer to AVCON.
Life ExpectancyOver one million cycles (lab tested in ideal condition)
Air QualityLubricated filtered and free of moisture. Shop air or dry instrument quality air.
Max. OperatingRefer to graph
AccessoryAir lock, position indicating limit switch box, solenoid valve, filter regulator gauge. Other accessories available on application
ApplicationFor control of air, water, oil, gas, steam in textile, power generation, paper & pulp, chemical, petrochemical industries, PSA nitrogen system, air dryer, gas generator and others.
Back PressureSuitable upto 2.5 bar.
Instruction Manual:Refer to IM 5812M/5822M

Material Diagram