【英文标准名称】:StandardPracticeforRepairofaRigidCellularPolyurethaneInsulationSystemonOutdoorServiceVessels
【原文标准名称】:室外容器上刚性蜂窝式聚氨酯绝缘系统检修的标准实施规程
【标准号】:ASTMC950/C950M-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:C16.40
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:coating;outdoorservicevessels;sprayfoam;Outdoorserviceequipment;Polyurethaneinsulation;Repairing;Rigidthermalinsulation
【摘要】:1.1Thispracticecoverstherepairofspray-appliedpolyurethaneinsulationonvesselsnormallyoperatingattemperaturesbetweenx2212;30and+107x00B0;C[x2212;22and+225x00B0;F].1.2Warning8212;Attemperaturesbelow0x00B0;C[32x00B0;F]theapplicationofasprayx201C;foamx201D;directlyontothecoldsubstratemaynotbepossible.Thetermx201C;foamx201D;appliestospray-appliedpolyurethaneorpolyisocyanurate(PURorPIR)rigidcellularplasticonly,andnottoanyotherplasticinsulation.1.3ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.4Thisstandardmayinvolvehazardousmaterials,operations,andequipment.Thisstandarddoesnotpurporttoaddressallofthesafetyconcernsassociatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Foraspecificprecautionarystatementsee1.2.
【中国标准分类号】:Q25
【国际标准分类号】:83_100
【页数】:2P.;A4
【正文语种】:英语