JIS B6331-6-2006 数控立式车床和转向中心的试验条件.第6部分:试样成品的精确度
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【英文标准名称】:Testconditionsfornumericallycontrolledturningmachinesandturningcentres--Part6:Accuracyofafinishedtestpiece
【原文标准名称】:数控立式车床和转向中心的试验条件.第6部分:试样成品的精确度
【标准号】:JISB6331-6-2006
【标准状态】:现行
【国别】:日本
【发布日期】:2006-08-20
【实施或试行日期】:
【发布单位】:日本工业标准调查会(JP-JISC)
【起草单位】:TechnicalCommitteeonIndustrialAutomation
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:この規格は,JISB6191に基づいて,数値制御旋盤(以下,NC旋盤という。)及びターニングセンタの標準試験片とその試験片の特性及び寸法,並びに仕上げ条件下で行う一連の工作精度検査方法について規定する。この規格は,機械の工作精度を評価するために必要最小限の条件を規定する。
【中国标准分类号】:J50;J53
【国际标准分类号】:25_040_20
【页数】:14P;A4
【正文语种】:日语
【英文标准名称】:StandardTestMethodforMeasuringBulkDensityValuesofPowdersandOtherBulkSolidsasFunctionofCompressiveStress
【原文标准名称】:测量粉末和其他散装固体松密度的标准试验方法.压应力的作用
【标准号】:ASTMD6683-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:D18.24
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:bulkdensity;bulksolids;compressivestress;powder;Bulkdensity;Bulksolids;Compactionpressure;Powders;Silos
【摘要】:Thedatafromthistestcanbeusedtoestimatethebulkdensityofmaterialsinbinsandhoppersandformaterialhandlingapplicationssuchasfeeders.Thetestresultscanbegreatlyaffectedbythesampleselectedfortesting.Formeaningfulresultsitisnecessarytoselectarepresentativesampleoftheparticulatesolidwithrespecttomoisture(water)content,particle-sizedistributionandtemperature.Forthetestsanappropriatesizesampleshouldbeavailable,andfreshmaterialshouldbeusedforeachindividualtestspecimen.Initialbulkdensity,(x03C1;b)initial,mayormaynotbeusedastheminimumbulkdensity.Thiswilldependonthematerialbeingtested.Forexample,thetwoareoftenclosetothesameforcoarse(mostparticleslargerthanabout6mm),free-flowingbulksolids,butnotforfine,aeratablepowders.Bulkdensityvaluesmaybedependentuponthemagnitudeoftheappliedmassincrements.Traditionally,theappliedmassisdoubledforeachincrementresultinginanappliedmassincrementratioof1.Smallerthanstandardincrementratiosmaybedesirableformaterialsthatarehighlysensitivetotheappliedmassincrementratio.Anexampleofthelatterisamaterialwhosebulkdensityincreases10%ormorewitheachincreaseinappliedmass.Bulkdensityvaluesmaybedependentuponthedurationofeachappliedmass.Traditionally,thedurationisthesameforeachincrementandequalto15s.Forsomematerials,therateofcompressionissuchthatcompletecompression(nochangeinvolumewithtimeatagivenappliedcompressivestress)willrequiresignificantlymorethan15s.Note18212;Thequalityoftheresultproducedbythisstandardisdependentonthecompetenceofpersonnelperformingit,andthesuitabilityoftheequipmentandfacilitiesused.AgenciesthatmeetthecriteriaofPracticeD3740aregenerallyconsideredcapableofcompetentandobjectivetesting/sampling/inspection/etc.UsersofthisstandardarecautionedthatcompliancewithPracticeD3740doesnotinitselfassurereliableresults.Reliableresultsdependonmanyfactors;PracticeD3740providesameansofevaluatingsomeofthosefactors.PracticeD3740wasdevelopedforagenciesengagedinthetestingorinspection(orboth)ofsoilandrock.Assuchitisnottotallyapplicabletoagenciesperformingthisstandard.However,usersofthisstandardshouldrecognizethattheframeworkofPracticeD3740isappropriateforevaluatingthequalityofanagencyperformingthisstandard.Currentlythereisnoknownqualifyingnationalauthoritythatinspectsagenciesthatperformthisstandard.1.1Thistestmethodcoversanapparatusandprocedurefordeterminingarangeofbulkdensitiesofpowdersandotherbulksolidsasafunctionofcompressivestress.1.2Thistestmethodshouldbeperformedinthelaboratoryundercontrolledconditionsoftemperatureandhumidity.1.3AllobservedandcalculatedvaluesshallconformtotheguidelinesforsignificantdigitsandroundingestablishedinPracticeD6026.1.3.1Theproceduresusedtospecifyhowdataarecollected/recordedorcalculatedinthisstandardareregardedastheindustrystandard.Inaddition,theyarerepresentativeofthesignificantdigitsthatgenerallyshouldberetained.Theproceduresuseddonotconsidermaterialvariation,purposeforobtainingthedata,specialpurposestudies,oranyconsiderationsfortheuserx2019;sobjectives,anditiscommonpracticetoincreaseorreducesignificantdigitsofreporteddatatobecommensuratewiththesecon......
【中国标准分类号】:A42
【国际标准分类号】:19_120
【页数】:5P.;A4
【正文语种】:英语
【英文标准名称】:Adhesivesfortiles-Requirements,evaluationofconformity,classificationanddesignation.
【原文标准名称】:瓷砖粘合剂.要求、合格评估、分类和标记
【标准号】:NFP61-610-2008
【标准状态】:作废
【国别】:法国
【发布日期】:2008-04-01
【实施或试行日期】:2008-04-05
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:胶粘剂;CE标记;水泥灰浆;瓷砖;陶瓷;分类;合格;合格评估;建筑;装配产品;定义;标记;测定;初始验证;作标记;最低要求;灰浆;性能要求;生产控制;特性;额定值;抽样方法;规范;规范(验收);试验设备;测试;面砖;公差(测量)
【英文主题词】:Adhesives;CEmarking;Cementmortar;Ceramictiles;Ceramics;Classification;Conformity;Conformityassessment;Construction;Constructionalproducts;Definition;Definitions;Designations;Determination;Initialverification;Marking;Minimumrequirements;Mortars;Performancerequirements;Productioncontrol;Properties;Ratings;Samplingmethods;Specification;Specification(approval);Testequipment;Testing;Tiles;Tolerances(measurement)
【摘要】:
【中国标准分类号】:Q27
【国际标准分类号】:83_180;91_100_10
【页数】:26P.;A4
【正文语种】:其他