ASTM C90-2006b 承重混凝土砖石设备的标准规范

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【英文标准名称】:StandardSpecificationforLoadbearingConcreteMasonryUnits
【原文标准名称】:承重混凝土砖石设备的标准规范
【标准号】:ASTMC90-2006b
【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(ASTM)
【起草单位】:C15.03
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:块材;空心墙;混凝土;建筑;施工材料;空心的;承重面;承重墙;砖石工程
【英文主题词】:absorption;concretemasonryunits;equivalentwebthickness;faceshell;flange;lightweight;linearshrinkage;loadbearing;mediumweight;normalweight;webs;
【摘要】:1.1Thisspecificationcovershollowandsolid(see5.3and5.4)concretemasonryunitsmadefromhydrauliccement,water,andmineralaggregateswithorwithouttheinclusionofothermaterials.Therearethreeclassesofconcretemasonryunits:(1)normalweight,(2)mediumweight,and(3)lightweight.Theseunitsaresuitableforbothloadbearingandnonloadbearingapplications.1.2Concretemasonryunitscoveredbythisspecificationaremadefromlightweightornormalweightaggregates,orboth.1.3Thetextofthisspecificationreferencesnotesandfootnoteswhichprovideexplanatorymaterial.Thesenotesandfootnotes(excludingthoseintablesandfigures)shallnotbeconsideredasrequirementsofthestandard.1.4Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Note18212;Whenparticularfeaturesaredesiredsuchassurfacetexturesforappearanceorbond,finish,color,orparticularpropertiessuchasdensityclassification,highercompressivestrength,fireresistance,thermalperformanceoracousticalperformance,thesefeaturesshouldbespecifiedseparatelybythepurchaser.Suppliersshouldbeconsultedastotheavailabilityofunitshavingthedesiredfeatures.
【中国标准分类号】:Q14
【国际标准分类号】:91_100_30;91_100_30;91_100_30
【页数】:4P.;A4
【正文语种】:


【英文标准名称】:Ballscrews-Part4:Staticaxialrigidity(ISO3408-4:2006)
【原文标准名称】:滚珠丝杠副.第4部分:轴向静刚度(ISO3408-4-2006)
【标准号】:DINISO3408-4-2011
【标准状态】:现行
【国别】:德国
【发布日期】:2011-04
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Axial;Ballscrews;Determination;Dynamics;Fasteners;Machinetoolcomponents;Machinetools;Mathematicalcalculations;Methodsofcalculation;Radial;Rigidity;Spindles;Static;Statics;Stiffness;Strain;Threadedspindles;Threads
【摘要】:ThispartofISOsetsforthtermsandmathematicalrelationsrelevanttothedeterminationofthestaticaxialrigidityoftheballscrew.
【中国标准分类号】:
【国际标准分类号】:25_060_99
【页数】:20P.;A4
【正文语种】:德语


Product Code:SAE AS1895/7
Title:Seal, Type I & II Standard and Low Profile
Issuing Committee:G-3, Aerospace Couplings, Fittings, Hose, Tubing Assemblies
Scope:No scope available.