标准名称：	矿车修理机械 液压站
中标分类：	矿业 >> 矿山机械设备 >> 提升、贮运设备
发布部门：	中华人民共和国能源部
发布日期：	1991-09-25
实施日期：	1992-01-01
首发日期：
作废日期：
提出单位：	中国统配煤矿总公司基建局
起草单位：	兖州煤炭设计研究所
起草人：	沈来勇、何家寿
出版社：	中国煤炭工业出版社
出版日期：	1992-01-01
页数：	5页

本标准规定了矿车修理机械液压站（以下简称“液压站”）的产品分类、技术要求、试验方法、检验规则、标志、包装、运输和贮存。
本标准适用于矿车修理机械 液压站。液压站与矿车修理机械的拆轮机、装轮机、轴承外圈卸装机、整形机配套使用。

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【英文标准名称】:StandardTestMethodforDeterminingDeformabilityandStrengthofWeakRockbyanInSituUniaxialCompressiveTest
【原文标准名称】:现场单轴抗压试验测定软岩石的可加工性和强度的标准试验方法
【标准号】:ASTMD4555-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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】:D18.12
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:compressiontesting;deformation;insitustressloadingtests;Compressiontesting--rock/relatedmaterials;Deformation--rock;Destructivetesting--soil/rock;Discontinuities--rock;Fieldtesting--rock;Loadingtests--rock/relatedmaterials;Rockm
【摘要】:Sincethereisnoreliablemethodofpredictingtheoverallstrengthanddeformationdataofarockmassfromtheresultsoflaboratorytestsonsmallspecimens,insitutestsonlargespecimensarenecessary,especiallyifthespecimensizerequiredforagivengrainsizewouldexceedthesizethatcanbeobtainedforortestedinalaboratoryasstatedinTestMethodD7012.Suchtestsalsohavetheadvantagethattherockspecimenistestedundersimilarenvironmentalconditionsasprevailingfortherockmass.Sincethestrengthofrockisdependentonthesizeofthetestspecimenanddiscontinuities,itisnecessarytotestseveralspecimens(laboratoryorfield,orboth)ofprogressivelyincreasingsizeuntilanasymptoticallyconstantstrengthvalueisfound.Thisvalueistakentorepresentthestrengthoftherockmass.,Note18212;Notwithstandingthestatementsonprecisionandbiascontainedinthistestmethod;theprecisionofthistestmethodisdependentonthecompetenceofthepersonnelperformingit,andthesuitabilityoftheequipmentandfacilitiesused.AgenciesthatmeetthecriteriaofPracticearegenerallyconsideredcapableofcompetentandobjectivetesting.UsersofthistestmethodarecautionedthatcompliancewithPracticedoesnotinitselfassurereliabletesting.Reliabletestingdependsonmanyfactors.Practiceprovidesameansofevaluatingsomeofthosefactors.Thetestmethodisshownonlybeingconductedundergroundandvertical.However,thistestmethodcouldbedoneinaquarryoronthesurfaceifareactionframecouldbesetuptobehaveasareactivesurfaceinplaceofatunnelcrown.1.1Thistestmethodcoversthemeasurementofthedeformabilityandstrengthoflargeinsituspecimensofrockbyauniaxialcompressivetest.Thetestresultstakeintoaccounttheeffectofbothintactmaterialbehaviorandthebehaviorofdiscontinuitiescontainedwithinthespecimenblock.1.2Thistestmethoddoesnotcoverwhichtypeofspecimenshouldbetestedorwhetheranisotropicfactorsshouldbeconsidered.Thespecificsofthetestprogramneedtobedevelopedpriortotestingandpossiblyevenbeforesampling.Suchspecificswouldbedependentontheintendeduseofthedata,aswellasanybudgetaryconstraintsandotherfactors,whichareoutsidethescopeofthistestmethod.1.3Theoreticallythereisnolimittothesizeofthetestspecimen;however,sizewillbecontrolledbythestrengthofthetestspecimenrelativetothecapacityofanyloadingapparatusandbearingcapacityofthesurfacetheapparatusmustreactagainst.Furthermore,theorientationandstrengthofdiscontinuitiesrelativetothespecimengeometrywillbeafactorlimitingspecimensizetoo.1.4AllobservedandcalculatedvaluesshallconformtotheguidelinesforsignificantdigitsandroundingestablishedinPracticeD6026.1.5ThevaluesstatedinSIunitsaretoberegardedasthestandard.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:P13
【国际标准分类号】:93_020
【页数】:7P.;A4
【正文语种】:英语