ASTND231580075953000250922\+-s[--\\(ilpDesignation:D2315-80(Reapproved1984)StandardMethodsofTestingBITUMINIZEDFIBERPIPE'LAMINATED-WALLThisstandardisissuedunderthefixeddesignationD2315;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastxvision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsiioa(e)indicatesaneditorialchangesincethelastrevisionorreapproval.1.scopeoflaminated-wall,bituminizedfiberpipe.order:1.1Thesemethodscoverthephysicaltesting1.2ThetestmethodsappearinthefollowingSectionsResistancetoFlatteningDryCrushingStrengthWetCrushingStrengthAxialCompressionCrushingStreCrushingStrengthofCouplingsBeamStrengthJointTightnessLongitudinalPermeabilityWaterAbsorptionBoilingWaterResistanceHeatResistanceChemicalResistanceKerosineResistance4tn89io1415to20:ngth21to25.26to2930to3536to3839to4243to4849to5354to5158to6061to641.3Thisstandardmayinvolvehazardolisma-terials.operations,andequipment.Thisstandarddoesnotptírporttoaddressallofthesajètyprob-lemsassociatedwithitsuse.IIistheresponsibil-ityofwhoeverusesthisstandardtoconsultandestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimi-tationspriortouse.2.PurityofWater2.1Usedistilled,demineralized,orrainwater,exceptincaseswheretapwatermaybeusedifitisknownthatsuchwillnotaffecttheresults.3.Conditioning3.1Conditionspecimensforcrushingstrength(dryandofcouplings),beamstrength,axialcom-pressionstrength,andlongitudinalpermeability,immediatelybeforetesting,fornotlessthan24hatatemperatureof21to24°C(70to75°F).RESISTANCETOFLATTENING4.Significancepreform.5.TestSpecimens5.1Accuratelyandcleanlysawfromthepipetwotestspecimens76mm(3in.)inlengthandmeasuretheinsidediameter.Markthepointsatwhichmeasurementsaretakenforidentification.4.1Thistestmeasuresthequalityofthefiber6.Procedure5.iPiacethespecimensinanovenonacom-monflatbasewiththeiraxesparellel,andwiththemeasureddiameterinaverticaldirection(seeFig.i).Bridgethespecimenssymmetric...
