ASTM D490-1992(2005) 路用柏油的标准规范
作者:标准资料网 时间:2024-05-21 12:10:30 浏览:8288
来源:标准资料网
【英文标准名称】:StandardSpecificationforRoadTar
【原文标准名称】:路用柏油的标准规范
【标准号】:ASTMD490-1992(2005)
【标准状态】:现行
【国别】:
【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(US-ASTM)
【起草单位】:D04.43
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:道路建筑;建筑;施工材料;路面;焦油
【英文主题词】:
【摘要】:1.1Thisspecificationcovers14gradesoftarasfollows:RT-1,RT-2,RT-3,RT-4,RT-5,RT-6,RT-7,RT-8,RT-9,RT-10,RT-11,RT-12,RT.C.B.-5,andRT.C.B.-6.
【中国标准分类号】:E43
【国际标准分类号】:93_080_10
【页数】:2P.;A4
【正文语种】:
【英文标准名称】:Bindersforpaintsandvarnishes-Determinationofturbidity
【原文标准名称】:色漆和清漆用粘合剂.混浊度的测定
【标准号】:BSISO15715-2003
【标准状态】:作废
【国别】:英国
【发布日期】:2003-08-04
【实施或试行日期】:2003-08-04
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:溶剂;试验;人造树脂;定义;粘合剂;涂料;混浊度
【英文主题词】:Acidvalue;Aminevalue;Artificialresins;Bindingagents;Definition;Definitions;Paints;Rawmaterials;Solvents;Testing;Turbidity;Waterdilutability
【摘要】:Themeasurementoftheturbidityofliquidscanbecarriedoutvisuallyorbyinstrument,butvisualmethodscanbesubjective.Thismethodmeasuresinstrumentallythescatteringoflightbytheinsolublematterinaliquidandthereforegivesanobjectivedeterminationofturbidity.Turbidityinliquidsiscausedbythepresenceofundissolvedmatter(i.e.non-settlingflocculation,gelsorothersuspendedmattersuchasparticlesordroplets).Inthecaseoffinelydispersedundissolvedmatter,theturbiditymaybedeterminedbymeasuringtheintensityofthelightwhichisscatteredbytheparticleswhenabeamoflightispassedthroughtheliquid.ThisInternationalStandardspecifiesaninstrumentalmethodfordeterminingtheturbidityofclearliquids.Itisapplicabletoresinsandresinsolutions,solvents,clearcoatingmaterials,monomersandanyotherliquidswhereclarityisspecified.
【中国标准分类号】:G38
【国际标准分类号】:87_060_20
【页数】:14P.;A4
【正文语种】:英语
【英文标准名称】:Low-voltageswitchgearandcontrolgear-Part4-2:Contactorsandmotor-starters;ACsemiconductormotorcontrollersandstarters;Amendment1
【原文标准名称】:低压开关设备和控制设备第4-2部分:接触器和电动机起动器交流半导体电动机控制器和起动器修改1
【标准号】:IEC60947-4-2AMD1-2001
【标准状态】:作废
【国别】:国际
【发布日期】:2001-10
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/SC17B
【标准类型】:()
【标准水平】:()
【中文主题词】:试验;接触器;检验;低电压;短路保护;起动器;半导体;交流电压;断路器;规范(验收);电动机起动器;电动机接触器(开关);定义;定义;低压电器;开关设备;低压设备;半导体连接器;控制器;半导体器件;特性;固体闸流管;控制装置;电气工程;低压开关设备;半导体工程
【英文主题词】:Abilitytoswitch;Activities;Alternatingvoltages;Ambienttemperature;Applications;Atmosphere;Auxiliarycircuits;Auxiliarycontactors;Behaviour;Categories;Characteristics;Circuit-breakers;Circuits;Classification;Classificationsystems;Clearances;Compressors;Conditions;Conductivity;Conduits;Connectionsystems;Connections;Constructionrequirements;Constructions;Contactors;Contactorsformotors;Contamination;Continuouscurrent;Controldevices;Controllers;Cooling;Coordination;Criterion;Definitions;Degreeofsharpness;Disconnection;Duration;Electricstarters;Electricalengineering;Electricalequipment;Electromagneticcompatibility;Electromagnetism;Electromechanical;Electronic;Electronicengineering;EMC;Enclosures;Firerisks;Fluctuation;Frequencies;Handlings;Heating;Heightabovesealevel;Impulsevoltages;Inductionmotors;Inscription;Inserts;Inspection;Installations;Instructionsforuse;Insulations;Interferencerejections;Interferences;Interferingemissions;Leakagepaths;Letterings;Limits(mathematics);Lockingdevices;Lowvoltage;Low-voltageequipment;Low-voltageswitchgear;Maincircuit;Maintenance;Marking;Materials;Mechanic;Media;Methods;Moisture;Motorstarters;Motors;Mounting;Operatingcurrent;Operatinginstructions;Operatingtemperatures;Operation;Overload;Overloadprotection;Overloadrelays;Overvoltage;Poles;Powerfrequency;Productinformation;Properties;Radiation;Relays;Resistors;Semiconductorcontactors;Semiconductordevices;Semiconductorengineering;Semiconductors;Set-upinstructions;Shortcircuits;Short-circuitprotection;Short-time;Shutdown;Solid-statethyratrons;Specification(approval);Squirrel-cagemotors;Stability;Standardload;Starters;Storagecondition;Strengthofmaterials;Stress;Switchgear;Switching-in;Take-off;Temperature;Testsequence;Testing;Thermal;Transport;Trippingmechanism;Typeofcurrent;Use;Vacuum;Vibration;Windings
【摘要】:ThisisAmendment1toIEC60947-4-2-1999(Low-voltageswitchgearandcontrolgear-Part4-2:Contactorsandmotor-starters-ACsemiconductormotorcontrollersandstarters)
【中国标准分类号】:K31
【国际标准分类号】:29_130_20
【页数】:41P.;A4
【正文语种】:英语
