Case 836C - Torque - Standard Torque Data for Hydraulics

INTRODUCTION
Torque–Standardtorquedataforhydraulics
Usethetorquesinthechartswhenspecialtorquesarenotgiven.
Thetorquevaluesarebasedoncataloguedataprovidedbythehydraulicttingmanufacturers.
Ifthemanufacturerisunknownapplythe“Recommended”torque.
NOTE:
a)Thetorquevaluesareapplicableonallcarbonsteelcomponentsinwhichtheexternalsurfaceisprotectedwithan
appropriatecoating(zincplating).Changesinplatingmayaffectassemblytorques.
b)Forsteelttingsintoaluminumorcastironcomponentsthetorquemaydiffer(e.g.dependingondepthofthread
engagement)!
c)Notapplicableifspecialgraphitelubricants,Molydisuldegreases,orotherextremepressurelubricantsareused.
Theassemblyofthettingandconnectorshallbecarriedoutwithoutexternalloads.Screwuphand-tightandthen
tightenfurtherwithaspanneraccordingtothevaluesmentionedinthetablesonthenextpages.Ensurethatinall
casesthettingorhoseiscorrectlyalignedbeforetighteningontothecorrespondingadaptor.
Thettingmanufacturerswhicharenotlistedonthetorquechartsshalldrawupassemblyinstructionsfortheuse
oftheconnectors.Theseinstructionsshallincludeatleastthefollowing:
•
Detailsrelatingtomaterialandqualityofsuitabletubes
•
Detailsconcerningthepreparationoftheselectedtube
•
Instructionsregardingtheassemblyoftheconnector,suchasthenumberofwrenchingturnsorassemblytorque
•
Recommendationsregardingthetoolstobeusedforassembly
1.Studconnectorforportswithelastomericsealing(TypeE)
NOTE:
-Thetorquechartgiverecommendationstothreadedconnectorsinsteelwithazinc-coatedsurface.
-Forsteelttingsintoaluminumcomponentsthetorqueis70%ofthebelowvalues.
SS14G1521
4782904822/01/2015
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