ASTM C 1018-1992 玻璃纤维增强混凝土的挠曲韧性和第一次破裂强度的试验方法(使用三点荷载的筒支梁)
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【英文标准名称】:TestMethodforFlexuralToughnessandFirst-CrackStrengthofFiber-ReinforcedConcrete(UsingBeamwithThird-PointLoading)
【原文标准名称】:玻璃纤维增强混凝土的挠曲韧性和第一次破裂强度的试验方法(使用三点荷载的筒支梁)
【标准号】:ASTMC1018-1992
【标准状态】:作废
【国别】:美国
【发布日期】:1992
【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】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:施工;施工材料;混凝土;纤维增强的;试验;韧性;材料强度
【英文主题词】:construction;constructionmaterials;testing;strengthofmaterials;toughness;fibrereinforced;concretes
【摘要】:
【中国标准分类号】:Q13
【国际标准分类号】:91_100_30
【页数】:7P;A4
【正文语种】:英语
【英文标准名称】:Hand-heldnon-electricpowertools-Noisemeasurementcode-Engineeringmethod(grade2)
【原文标准名称】:手持非电动工具.噪声测量代码.工程法(2级)
【标准号】:ISO15744-2002
【标准状态】:现行
【国别】:国际
【发布日期】:2002-03
【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/TC118
【标准类型】:()
【标准水平】:()
【中文主题词】:噪声辐射;测量;精密度;测定;噪声;普通控制系统;噪声测量;声压级;机器;声学;代码;定义
【英文主题词】:Acousticmeasurement;Acoustics;Airbornenoise;Airbornenoiseemitted;Airbornesound;Classification;Codes;Compressedair;Compressed-airtools;Definitions;Determination;Emission;Emissionmeasurement;Envelopingsurfacemethods;Externalnoise;Hammers;Handling;Installations;Interpretations;Liftingequipment;Loading;Logsheets;Machinetools;Machines;Measurement;Measurementconditions;Measurementofairbornenoise;Measuringdistances;Measuringenvironment;Measuringincertainity;Measuringinstruments;Measuringobjects;Measuringresults;Measuringsurfaces;Measuringtechniques;Mechanicalengineering;Methods;Methodsofcalculation;Motors;Noise;Noiseemissions;Noise(environmental);Noisemeasurements;Non-electrical;Nutrunners;Operatingconditions;Operatingstations;Operators;Oscillating;Pedestrian-controlledsystems;Pneumaticequipment;Pneumatictools;Powerconsumption;Precision;Safety;Safetyofmachinery;Sand;Soundintensity;Soundlevel;Soundlevels;Soundpressure;Soundpressurelevel;Specification(approval);Steels;Testreport;Testingconditions;Tools;Vulcanizedrubber;Wasteair;Workingplaces
【摘要】:ThisInternationalStandardspecifiesmethodsforthemeasurement,determinationanddeclarationofthenoiseemissionfromhand-heldnon-electricpowertools.Itprescribestheloadingandworkingconditionsunderwhichcanbedetermineda)thenoiseemission,underspecifiedloadconditions,expressedasthesoundpowerlevel,andb)theemissionsoundpressurelevelattheworkstationunderspecifiedloadconditions.ThisInternationalStandardisapplicabletotypicalhand-heldnon-electricpowertoolsincludingrotarytools,orbitalandrandomorbitalsanders,rotaryandnon-rotaryreciprocatingandpercussivetoolsandavarietyofassemblytools.Itisnotapplicabletocartridge-operatedtools,fastenerdrivingtools(e.g.nailers,staplers)oranytoolpoweredbyaninternalcombustionengine,norisitapplicabletobreakersorotherpowertoolswhich,whenplacedonthemarket,arerequiredtomeettheprovisionsoflegislationspecifyingtestmethodsandimposinglimitsonnoiseemissionfrom,forexample,equipmentusedoutdoors.NOTEThisnoisemeasurementcodecouldalsobeappliedtootherequipmentsuchaswinches,pneumaticmotors,auto-feeddrillsandtappers,pumps,hydraulicmotorsandscrewfeedsystems,providedtheirprinciplesofoperationwereinaccordancewiththoseofpneumaticandhydraulicequipment.
【中国标准分类号】:J47
【国际标准分类号】:17_140_20;25_140_01
【页数】:24P;A4
【正文语种】:英语