【英文标准名称】:StandardSpecificationforMoldsforFormingConcreteTestCylindersVertically
【原文标准名称】:制造混凝土垂直试验圆柱体用模
【标准号】:ASTMC470/C470M-2009
【标准状态】:现行
【国别】:
【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】:C09.61
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:concrete;molds;testcylinders;Concretetestspecimens--specifications;Cylindricalconcretespecimens;Molds;Reusablemolds;Single-usemolds;Testingmethods--laboratoryinstrumentation;Verticalcylindricalmolds;Waterabsorption--aggregate/cement/
【摘要】:1.1Thisspecificationcoversmoldsforuseinformingcylindricalconcretespecimens.Theprovisionsofthisspecificationincludetherequirementsforbothreusableandsingle-usemolds.Note18212;Sizesincludedaremoldshavingdiametersfrom50mm[2in.]to900mm[36in.].1.2ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.Theinch-poundunitsareshowninbrackets.1.3Thefollowingsafetyhazardscaveatpertainsonlytothetestmethoddescribedinthisspecification:Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.1.4Thetextofthisstandardreferencesnotesandfootnoteswhichprovideexplanatorymaterial.Thesenotesandfootnotes(excludingthoseintablesandfigures)shallnotbeconsideredasrequirementsofthestandard.
【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】:


【英文标准名称】:Gasweldingequipment-Quick-actioncouplingswithshut-offvalvesforwelding,cuttingandalliedprocesses
【原文标准名称】:气焊设备.焊接、切割及相关工艺用带关闭阀的快速接头
【标准号】:ISO7289-2010
【标准状态】:现行
【国别】:国际
【发布日期】:2010-01
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC44
【标准类型】:()
【标准水平】:()
【中文主题词】:燃烧器;离合器;连接件;切削;定义;设计;名称与符号;可拆接头;尺寸;设备安全;柔性管;气体类型;气焊;气体;气密的;气焊设备;软管连接件;软管接头;软管连接器;检验;仪器;互换性;联锁装置;作标记;材料;管道配件;设备;压力调节装置;速动连接件;棘轮传动机构;安全;安全工程;安全要求;关闭装置;规范(验收);规范;截止阀;试验;试验条件;类型;焊接;焊接工程;焊接设备
【英文主题词】:Burners;Clutches;Connections;Cutting;Definitions;Design;Designations;Detachableunions;Dimensions;Equipmentsafety;Flexiblepipes;Gastype;Gaswelding;Gases;Gastight;Gas-weldingequipment;Hoseconnections;Hoseconnectors;Hosecouplings;Inspection;Instruments;Interchangeability;Interlocks;Marking;Materials;Pipefittings;Plant;Pressureregulators;Quickcouplings;Ratchetmechanisms;Safety;Safetyengineering;Safetyrequirements;Shut-offdevices;Specification(approval);Specifications;Stopvalves;Testing;Testingconditions;Types;Welding;Weldingengineering;Weldingequipment
【摘要】:ThisInternationalStandarddefinesthespecificationsandthetypetestsforquick-actioncouplingswithshutoffvalves.Itappliestoquick-actioncouplingsusedbetweentheregulatorandthetorchinequipmentforgaswelding,cuttingandalliedprocesses.ThisInternationalStandardappliestocaseswherethesecouplingsareusedwithhosesinaccordancewithISO3821orthreadedunionsinaccordancewithISO3253.
【中国标准分类号】:J64
【国际标准分类号】:25_160_30
【页数】:18P.;A4
【正文语种】:英语