Valtek MaxFlo 3 Control Valves - Nooneycontrols.com
Valtek MaxFlo 3 Control Valves - Nooneycontrols.com
Valtek MaxFlo 3 Control Valves - Nooneycontrols.com
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<strong>Valtek</strong> <strong>MaxFlo</strong> 3 <strong>Control</strong> <strong>Valves</strong>SpecificationsTable I: Body SpecificationsSizes (inches) 1, 1.5, 2, 3, 4, 6,8,10,12End Connection Flanged, Flangless (1-8 inch)Body rating ANSI Class 150-300 / PN 16-40Trim Area 100% (full), 75/70% reduction,40% reduction 25/15 percentShutoff rating ANSI Class IV, ANSI Class VIwith soft seatOperating -150° to 752° F / -100° to 400° CtemperaturePneumatic Diaphragm: NR1, NR2, NR3Actuator Cylinder: 25, 50, 100, 200 manualPositioner Pneumatic: 3 - 15, 6 - 30 psi /signals 0.2 - 1.0, 0.4 - 2.0 bar;Electro-pneumatic:4-20, 10-50 mACharacteristicsFail ModeLinear, equal percentAir-to-close, air-to-open,lock-in-placeTable II: Materials of ConstructionBodyCarbon steel (A216 WCC)Stainless Steel (A351 CF8M)PlugDIN 1.4418, 316L w/Alloy 6 overlayShaft 17-7PH, A453 Gr 660End Post A564 Gr 631 (17-7PH),A453 Gr 660Bearings 440C, UNSS31803 (Duplex 2205)Sealed Bearings 440C, UNSS31803 (Duplex 2205)Seat Retainer Stainless steel (A351 CF8M), 8-inch and smaller (A182 G F6 400series SS for 10/12-inch valves.Seat Ring 316L Stainless steel, 316Lw/Alloy 6 overlay, 416 HTSoft Seat PTFEPacking PTFE V-ring, Graphite rib/braid,SureGuard, SafeGuard(XT and Firesafe)<strong>MaxFlo</strong> 3 Sizing Procedure and DataProcedures and data to size <strong>MaxFlo</strong> 3 valves – includingdetermining actuator size – are contained in the <strong>Valtek</strong>Performance! valve sizing program.Table IV: Maximum Flow Capacity (C V)Table III: Maximum Allowable ∆P*ValveMaximum AllowableSizeDifferential Pressure(inches)psibar1 – 8 725 5010 450 3112 320 22* Actual data dependent on trim size and material, actuator size,and shaft orientation. Allowable drop should be determined afterdetailed sizing is <strong>com</strong>plete in Performance valve sizing software.Trim SizeBody 100 75/70 40SizeShaft Direction(inches) Up Down Up Down Up DownMetal Soft Metal Soft Metal Soft Metal Soft Metal Soft Metal Soft1 21 12 18 10 15 8 13 7 8 6 7 61 1 / 2 50 42 47 39 35 35 33 33 20 20 19 192 78 69 80 71 43 43 52 52 24 24 32 323 214 214 241 241 167 167 182 182 95 95 104 1044 302 302 405 405 220 220 267 267 150 150 170 1706 730 730 955 955 567 567 669 669 324 324 382 3828 847 1130 1700 1700 847 847 1275 127510 1785 1785 2505 2505 1339 1339 1879 187912 2560 2560 3600 3600 1920 1920 2700 2700NotAvailable6Flowserve Corporation, <strong>Valtek</strong> <strong>Control</strong> Products, Tel. USA 801 489 8611
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