JIS L5172-1984 精梳和粗梳梳毛机的工作宽度
作者:标准资料网 时间:2024-05-10 00:52:37 浏览:8750
来源:标准资料网
【英文标准名称】:Workingwidthsofworstedandwoollencards
【原文标准名称】:精梳和粗梳梳毛机的工作宽度
【标准号】:JISL5172-1984
【标准状态】:作废
【国别】:日本
【发布日期】:
【实施或试行日期】:
【发布单位】:日本工业标准调查会(JISC)
【起草单位】:GeneralMachinery
【标准类型】:()
【标准水平】:()
【中文主题词】:宽度;粗梳机;纺织机械及附件;工作幅宽(纺织机械);羊毛
【英文主题词】:textilemachineryandaccessories;cards(textilemachinery);wool;workingwidth(textilemachinery);width
【摘要】:
【中国标准分类号】:W93
【国际标准分类号】:59_120_10
【页数】:4P;A4
【正文语种】:日语
Product Code:SAE AMS5350
Title:Steel, Corrosion and Moderate Heat Resistant, Investment Castings, 12.5Cr (SAE 51410), Hardened and Tempered
Issuing Committee:Ams F Corrosion Heat Resistant Alloys Committee
Scope:This specification covers a corrosion and moderate heat resistant steel in the form of investment castings.【英文标准名称】:StandardTestMethodforDeterminingTheRelativeDensity(SpecificGravity)AndAbsorptionOfFineAggregatesUsingInfrared
【原文标准名称】:相对密度(特殊重力)和用红外线对细集料吸收测定的标准测试方法
【标准号】:ASTMD7172-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【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】:D04.51
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:吸收;测定;细集料;重力;红外线;相对密度;试验
【英文主题词】:absorption;aggregate;apparentdensity;apparentrelativedensity;infrared;relativedensity;specificgravity
【摘要】:Bulkrelativedensity(specificgravity)isthecharacteristicgenerallyusedforcalculationofthevolumeoccupiedbytheaggregateinvariousmixturescontainingaggregateincludingPortlandcementconcrete,bituminousconcrete,andothermixturesthatareproportionedoranalyzedonanabsolutevolumebasis.Bulkrelativedensity(specificgravity)isusedinthecomputationofvoidsinaggregateinC1252andC29/C29M.Bulkrelativedensity(specificgravity)determinedonthesaturatedsurfacedry(SSD)basisisusediftheaggregateiswet,thatis,ifitsabsorptionhasbeensatisfied.Conversely,thebulkrelativedensity(specificgravity)determinedontheoven-drybasisisusedforcomputationswhentheaggregateisdryorassumedtobedry.Apparentrelativedensity(specificgravity)pertainstotherelativedensityofthesolidmaterialmakinguptheconstituentparticlesnotincludingtheporespacewithintheparticlesthatisaccessibletowater.Thisvalueisnotwidelyusedinconstructionaggregatetechnology.Waterabsorptionvaluesareusedtocalculatethechangeinthemassofanaggregateduetowaterabsorbedintheporespaceswithintheconstituentparticles,comparedtothedrycondition,whenitisdeemedthattheaggregatehasbeenincontactwithwaterlongenoughtosatisfymostoftheabsorptionpotential.Thelaboratorystandardforabsorptionisthatobtainedaftersubmergingdryaggregateforapproximately24hoursinwater.Aggregatesminedfrombelowthewatertablemayhaveahigherabsorptionwhenused,ifnotallowedtodry.Conversely,someaggregateswhenusedmaycontainanamountofabsorbedmoisturelessthanthe24hourssoakedcondition:Foranaggregatethathasbeenincontactwithwaterandthathadfreemoistureontheparticlesurface,thepercentageoffreemoisturecanbedeterminedbydeductingtheabsorptionfromthetotalmoisturecontentdeterminedaccordingtoC566bydrying.1.1Thistestmethodcoversthedeterminationoftherelativedensity(specificgravity)andabsorptionoffineaggregates.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q13
【国际标准分类号】:91_100_30
【页数】:4P.;A4
【正文语种】:
