AnISO9001Company

IPHTSeries4Mountingdimensionsforsinglerodcylinders,25MPa(250bar)series

2 IPHTSeries-4establishesmetricmountingdimensionsformediumseriescylinders,25MPa[250bar)],asrequiredforinterchangeabilityofcommonlyusedhydrauliccylinders.NOTE-IPHTSeries4allowsmanufacturersofhydraulicequipmentflexibilityinthedesignof25MPa(250bar)cylindersanddoesnotrestricttechnicaldevelopment;however,itdoesprovidebasicguidelines.

REFERENCESThefollowingreferenceddocumentsareapplicable.SrNo

Reference Application

1 ISO1179-1 Connectionsforgeneraluseandfluidpower—PortsandstudendswithISO228-1threadswithelastomericormetal-to-metalsealing—Part1:Threadedports

2 ISO3320 Fluidpowersystemsandcomponents—Cylinderboresandpistonsroddiameters—Metricseries

3 ISO4395 Fluidpowersystemsandcomponents—Cylinders—Pistonrodthreaddimensionsandtypes

4 ISO5598 Fluidpowersystemsandcomponents—Vocabulary5 ISO6099 Fluidpowersystemsandcomponents—Cylinders—Identificationcodefor

mountingdimensionsandmountingtypes6 ISO6149-1 Connectionsforhydraulicfluidpowerandgeneraluse—Portsandstudends

withISO261metricthreadsandO-ringsealing—Part1:PortswithtruncatedhousingforO-ringseal

7 ISO6162-1 Hydraulicfluidpower—Flangeconnectorswithsplitorone-pieceflangeclampsandmetricorinchscrews—Part1:Flangeconnectorsforuseatpressuresof3,5MPa(35bar)to35MPa(350bar),DN13toDN127

8 ISO6162-2 Hydraulicfluidpower—Flangeconnectorswithsplitorone-pieceflangeclampsandmetricorinchscrews—Part2:Flangeconnectorsforuseatpressuresof35MPa(350bar)to40MPa(400bar),DN13toDN51

9 ISO6164 Hydraulicfluidpower—Four-screw,one-piecesquare-flangeconnectionsforuseatpressuresof25MPaand40MPa(250barand400bar)

10 ISO8132 Hydraulicfluidpower—Singlerodcylinders,16MPa(160bar)mediumand25MPa(250bar)series—Mountingdimensionsforaccessories

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TOLERANCESFORMOUNTINGDIMENSIONSONSTROKE&STROKETOLERANCES

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TECHNICALINFORMATION SrNo

Part ConstructionDetails

1

Barrel ST-52,ASTMA-106Gr.BFlangesarewelded,machinedandhonedto0.4micronfinish

2 PistonRod MadefrommediumCarbonSteel,ground,hardchromeplatedandsuperfinished

3 EndCovers MadefromSteelIS2062,Machined.CNCfinishavailableforquantities

4 Gland Asthreeoptions,PBBush,CastormadefromSteeldirectly.Bushisinsertedforsmoothoperationofpistonrodandforsuitableguidance

5 Mounting MultiplemountingsareavailableandcorrespondtoasperISO6022

6 Self-AligningCushioningBoss

Enableaccuratemovementinsidecushioningchamberattheendofstroke

7 CushioningScrews Forfreeadjustmentisavailableasanoption8 AirBleed Screwprovidedforreleasingtrappedairincylinder

MOREINFORMATIONStandards:TheinstallationdimensionsandmountingtypesofthecylinderscomplywithstandardsISO6022Nominalpressure:250bar(25MPa)Statictestpressure:375bar(35MPa)Higheroperatingpressuresupto450baronrequest.Minimumpressure:Dependingontheapplication,acertainminimumpressureisrequiredtoensureproperoperationofthecylinder.Ifnoloadisapplied,werecommendaminimumpressureof10barforsingle-rodcylinders.

Installationposition:OptionalHydraulicfluid:MineraloilsDIN51524(HL,HLP)Hydraulicfluidtemperaturerange:–20°Cto+80°CAmbienttemperaturerange:–20°Cto+80°CViscosityrange:2.8to380mm2/sPermissiblemaximumdegreeofcontaminationofthehydraulicfluidtoISO4406(c)class20/18/15.Primercoating:Asastandard,hydrauliccylindersareprimedwithonecoatinginathicknessmax.80μm.

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SEALSSrNo SealType Description1 PistonSeal BasedonISO7425-1andISO107662 PistonSeal DASTMvariationforholdingpower3 GlandSeal DimensionscorrespondgenerallytoRU3ISO55974 Wiper DimensionscorrespondgenerallytoISO6195.MetallicWipers

availableforhightemperature(+80C).5 Static NitrileRubber‘O’RingsVitonbasedvariationsareavailableforhightemperature( > 80 degrees or > 176 Fahrenheit )applications

LoadCapacityChart

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CUSHIONING(OPTIONAL)Cushionedcylindersareusedwhenthepistonisrequiredtomoveheavyloadsortravelathighspeeds.Undertheseconditions,thepistonwillcollidewiththeheadandcapcausingheavydamagetothepistonandthecap/head.Toreducetheseeffects,aresistingforcemustbebuiltupinsidethecylindertobringthepistontoasafeandsmoothstopduringthelastportionofitsstroke.Cushionsbuiltintothecylinderperformexactlythisfunction.Theabilityofcylindertodecelerateandstopinertialoadsisdependenton:(a)thevolumeofcushionchamberwhichisproportionaltothelengthofcushionstrokeforagivensizeofcylinder;(b)pressuredevelopedincushionchamber;(c)theefficiencywithwhichthefluidismetered.Fornormalapplications,standardlengthcushionsaresufficient.Whereextremelyfastmovingloadsareinvolved,specialcushionsaretobedevisedtobringloadtoastopwithoutbounce.Cushionsneednotbespecifiedwhen

1. Lightloadsaremovingatlowspeeds;2. externalstopsareprovidedthuseliminatingthepossibilityofpistonstrikingthecylinderhead

andcap;3. forshortstroke(50mmorless)cylinders,becausetheshortstrokedoesnotallowpistonspeed

tobuildupenoughtosufficientlyoffsetthebackpressurebuiltupbythecushion.

Cushioningisavailableintwovariations,VariableandFixed.FigurebelowshowsconstructionofVariableCushioninginIPHTCylinders.TheCushioningpinallowscushioningadjustment

7 FIXED CUSHIONING (ABOVE) & VARIABLE CUSHIONING WITH ADJUSTABLE PIN BELOW1

1IPHmaychangedesignswithoutnotice.Pleasecontactusdirectlyforlatestformats.Imagesshownabovemaynotbepartofthisseriesbutshowageneralidea

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MOUNTINGTYPESThispartofIPHTSeries4includesthefollowingmountingtypes,identifiedinaccordancewithISO6099:2001SrNo Code Type Image1 MF1 Head,rectangularflange

2 MF2 Cap,rectangularflange

3 MF3 Head,circularflange

4 MF4 Cap,circularflange

5 MP3

MP4MP5MP6

-Cap,fixedplaineye-Cap,detachableplaineye-Cap,fixedeyewithsphericalbearing-Cap,detachableeyewithsphericalbearing

6 MS2 Sidelugs

7 MT4 Intermediatefixedormovabletrunnion(male)

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PISTONRODCHARACTERISTICS1. En8orC-45materialismachined,groundandplatedformaximumdurability.Platingthicknesskeptatleast23

microns.2. IPHTSeries4coverspistonrodsthathaveashoulderedmalethreadend;seeFigure1andTable1forbasic

dimensions.3. RodendtypesbasedonISO4395.4. AccessorymountingdimensionsinaccordancewithISO8132.

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GENERALDIMENSIONS

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IMPORTANTPISTONAREARATIOS

Piston Pistonrod ArearatioAreas Forceat160bar

Piston AreasRod Annulus Pressure Diff PullingALØmm MMØmm ϕA1/A3 A1cm2 A2cm2 A3cm2 F1kN F2kN F3kN

25 14 1.46 4.91 1.54 3.37 7.85 2.44 5.3718 2.08 2.54 2.36 4.07 3.76

32 18 1.46 8.04 2.54 5.5 12.8 4.07 8.7822 1.9 3.8 4.24 6.08 6.76

40 22 1.43 12.56 3.8 8.76 20 6.08 14.0328 1.93 6.16 6.41 9.82 10.24

5028 1.46

19.636.16 13.47

31.39.82 21.55

36 2.08 10.18 9.46 16.29 15.1

63 36 1.48 31.17 10.18 20.99 49.8 16.29 33.5645 2.04 15.9 15.27 25.4 24.41

80 45 1.46 50.26 15.9 34.36 80.3 25.4 54.9656 1.96 24.63 25.63 39.3 40.99

100 56 1.46 78.54 24.63 53.91 125 39.3 86.2270 1.96 38.48 40.06 61.57 64.04

12570 1.46

122.7238.48 84.24

19661.57 134.7

90 2.08 63.62 59.1 101.8 94.49

16090 1.46

201.0663.62 137

321101.8 219.8

110 1.9 95.06 106 152.1 169.5

200 110 1.43 314.16 95.06 219.09 502.6 152.1 350.6140 1.96 153.94 160.2 246.3 256.3

250140 1.46

490.87153.94 336.93

785.39246.3 539.08

180 2.076 254.47 236.4 407.15 378.24

320180 1.46

804.25254.47 549.78

1286.8407.15 879.64

220 1.9 380.13 424.12 608.2 678.59

400220 1.43

1256.6380.13 876.47

2010.56608.2 1402.35

280 1.96 615.75 640.85 985.2 1025.36

500280 1.46

1963.5615.75 1347.15

3141.6985.2 2155.44

360 2.08 1017.88 945.62 1628.6 1512.99

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Port&FlangeSizes

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IPHTPlotNoA282,RoadNo16A,NearAsharITPark,WagleIndustrialEstate,Thane–400604PH+912225822283Email–sachin.gopal@iphco.i