ASTM C1693-2009e1 蒸压轻质加气混凝土(AAC)的标准规范

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【英文标准名称】:StandardSpecificationforAutoclavedAeratedConcrete(AAC)
【原文标准名称】:蒸压轻质加气混凝土(AAC)的标准规范
【标准号】:ASTMC1693-2009e1
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:C27.60
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:AAC;autoclavedaeratedconcrete;compressivestrength;density;moisturecontent;shrinkage;Autoclavedaeratedconcreteunits;Masonry
【摘要】:1.1Thisspecificationcoversautoclavedaeratedconcrete(AAC),acementitiousproductbasedoncalciumsilicatehydratesinwhichlowdensityisattainedbytheinclusionofanagentresultinginmacroscopicvoids,andinwhichcuringiscarriedoutusinghigh-pressuresteam.1.2Therawmaterialsusedintheproductionofautoclavedaeratedconcreteareportlandcementorblendedcements,quartzsand,water,lime,gypsumoranhydrite,andanagentresultinginmacroscopicvoids.Thequartzsandusedasarawmaterialmaybereplacedbyasiliceousfineaggregateotherthansand,andusuallyisgroundtoafinepowderbeforeuse.Flyashmaybeusedasasandreplacement.Thebatchedrawmaterialsaremixedthoroughlytogethertoformaslurry.Theslurryiscastintosteelmolds.Duetothechemicalreactionsthattakeplacewithintheslurry,thevolumeexpands.Aftersetting,andbeforehardening,themassismachinecutintounitsofvarioussizes.Theunitsthenaresteam-curedunderpressureinautoclaveswherethematerialistransformedintoahardcalciumsilicate.1.3Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SeeSection6,7,and8.
【中国标准分类号】:Q13
【国际标准分类号】:91_100_30
【页数】:7P.;A4
【正文语种】:英语