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Issue10.94LINDEAGWerksgruppeVerfahrens-technikundAnlagenbauHöllriegelskreuthbeiMünchenBracketSupportsforVerticalPiping,Cold-InsulatedAllowableLoadsLINDESTANDARD544-51Part2Orig.:TAN/EbersChecked:TKKAppr.:TANTotal1Page1CalculationBasisThestresscalculationforthepipingsupportsaccordingtoLS544andLS545containsthestaticalanalysisoftheallowablesingleforcesandmoments(foranchorsupports).Astotheirinfluence,theforcesandmomentsareconsideredindependentlyfromeachother,meaningthate.g.theinfluenceofanexistingforcecomponentontheallowablevalueofanotherforceormomentcomponentwillnotbeconsidered.Consequently,nointeractionrelationforcombinedloadsisgiven.Aconservativeestimationisgivenwith≤1,0forthesumoftheindividualrateofutilization:⎪Fx/Fxzul⎪+⎪Fy/Fyzul⎪+⎪Fz/Fzzul⎪+⎪Mx/Mxzul⎪+⎪My/Myzul⎪+⎪Mz/Mzzul⎪≤1,02DatagivenintheTablesTable1showstheadmissibleindividualloads.ThedirectionoftheforcesFx,FyandFzisshowninthefiguresofPart1.Thevaluesareresultingfromtheconstructionofthebracketsupport.ConcerningtheforcesFxandFytheymaynotbeautomaticallytransferredtothesupportingstructure.IftherearenodefinedvaluesexistingthesmallervaluefromthevaluegiveninthetablemaybeassumedononehandandthevaluecalculatedfromFz*μ(frictionfactor,normally0,3)ontheotherhand(bytakingasbasisthatthemovementofthebracketsupportonthesupportingstructureisnotavoided).Table1:AllowableLoadsforMaterialGroups1to3DNAllowableLoadsforTypesA,BandCacc.toLS544-51Part1BoltingTorquePipeClampMtWG1to3upto50°CallWGsforTypesacc.toLS544-51P1Fx±Fy±Fz±ABCkNkNkNNmNmNm801002418424710010015030204710010015022043371001001102003709439100110110250460943911011024030079018070120250250400100017071250250240500100013067240240230600100011066240230230Revision:-Replaces:-Copyrightreserved.