搜索
Issue07.95LINDEAGWerksgruppeVerfahrens-technikundAnlagenbauHöllriegelskreuthbeiMünchenGuidingSupportsforVerticalPiping,Non-InsulatedandHeat-InsulatedAllowableLoadsLINDESTANDARD544-52Part2Orig.: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.TheforcesFx,FyandFzmaybeinterpolatedforinterpasstemperatures.ThedirectionoftheforcesFx,FyandFzisshowninthefiguresofPart1.ThevaluesforFx,FyandFzareresultingfromtheconstructionofthebracketsupport.ConcerningtheforcesFxandFytheymaynotbeautomaticallytransferredtothesupportingstructure.IftherearenodefinedvaluesexistingthesmallervaluefromthevaluegiveninthetablemaybeassumedononehandandthevaluecalculatedfromFz*μ(frictionfactor,normally0,3)ontheotherhand(bytakingasbasisthatthedisplacementofthebracketsupportonthesupportingstructureisnotavoided).Table1:AllowableLoadsforMaterialGroups1to4DNAllowableLoadsforTypeA,BandCacc.toLS544-50Part1BoltingTorquePipeClampWG1to4upto50°CWG1at300°CWG2at400°CWG3at550°CWG4at450°CallWGsalleTempsFx±Fy±Fz±Fx±Fy±Fz±Fx±Fy±Fz±Fx±Fy±Fz±Fx±Fy±Fz±MtkNkNkNkNkNkNkNkNkNkNkNkNkNkNkNNm80184509,89,22305,18,22004,5112804,89,52401,7191002654016142808,2122507,3163407,8142902,83815046720222437011213309,92945010243803,849200130100037655801958520177371018506006,6100250114100043596302252560206676020466407,612030090100045476302341560215276022366407,91204001901000819988042887803711010004077900142705001601000888392045738204092100043649401528060013010009166920475982042731000455094516290Revision:-Replaces:-Copyrightreserved.