ASTM C660-1981(2010) 陶瓷灰铁铸件的生产和制造的标准实施规程
作者:标准资料网 时间:2024-05-20 20:40:59 浏览:9998
来源:标准资料网
【英文标准名称】:StandardPracticesforProductionandPreparationofGrayIronCastingsforPorcelainEnameling
【原文标准名称】:陶瓷灰铁铸件的生产和制造的标准实施规程
【标准号】:ASTMC660-1981(2010)
【标准状态】:现行
【国别】:美国
【发布日期】:1981
【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】:B08.12
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:Grayironcastings;Porcelainenamelproducts;Specimenpreparation(general)
【摘要】:1.1Thesepracticesareintendedtoindicatecertaincastingcharacteristicsandpre-enamelingpracticeswhichwillfacilitatefinishingbythewet-ordry-processmethodsofporcelainenameling.Allofthelistedrecommendationsarebasedonexperienceswithgrayironcastingandenameling.1.2Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:J31
【国际标准分类号】:77_140_80
【页数】:3P.;A4
【正文语种】:英语
【英文标准名称】:AccessandTerminals(AT)-2048kbit/sdigitalunstructuredleasedline(D2048U)-Terminalequipmentinterface(EndorsementoftheEnglishversionEN300248V1.2.1(2001-07)asGermanStandard)
【原文标准名称】:通路和终端(AT).2048kbit/s数字非结构化租用专线(D2048U).终端设备接口
【标准号】:EN300248-2001
【标准状态】:现行
【国别】:
【发布日期】:2002-01
【实施或试行日期】:
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:数字连接;电话设备;电话网;终端;通路;商务电信;规范(验收);开式系统;电话技术;传播学;租用专线;电信;电气工程;ONP;开放网络设备;连接工程;计算机终端;额定值;试验;电路网络;界面;网络互连;终端装置;接口;远程通信
【英文主题词】:Access;Businesstelecommunications;Circuitnetworks;Communication;Computerterminals;Connectionengineering;Digitalconnections;Electricalengineering;Interfaces;Interfaces(dataprocessing);Leasedlines;Networkinterconnection;ONP;Opennetworkprovision;Opensystems;Ratings;Specification(approval);Telecommunication;Telecommunications;Telephoneequipment;Telephonenetworks;Telephonetechnics;Terminaldevices;Terminals;Testing
【摘要】:
【中国标准分类号】:M30
【国际标准分类号】:33_040_50
【页数】:1P.;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodsforHeat-ShrinkableTubingforElectricalUse
【原文标准名称】:电气用热收缩管的标准试验方法
【标准号】:ASTMD2671-2000(2007)e1
【标准状态】:现行
【国别】:
【发布日期】:2000
【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】:D09.07
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:收缩;试验;电绝缘;管;覆层;热缩元件;电气工程
【英文主题词】:adhesivepeelstrength;brittlenesstemperature;color;colorstability;coppercorrosion;dielectricbreakdownvoltage;dielectricstrength;flameresistance;fluidresistance;fungusresistance;heatresistance;heatshock;heatshrinkabletubing;insidediameter;length;lowtemperature;meltingpoint;restrictedshrinkage;secantmodulus;specificgravity;storagelife;stressmodulus;temperatureindex;tensilestrength;testmethods;thermalendurance;thermalendurancegraph;tubing;heat-shrinkable;ultimateelongation;volumeresistivity;wallconcentricity;wallthickness;waterabsorption
【摘要】:Thesetestmethodsincludemostoftheimportanttestsusedtocharacterizeheat-shrinkabletubing.Theyareintendedprimarilyfor,butnotlimitedto,extrudedheat-shrinkabletubing.Variationsinthesetestmethodsoralternatecontemporarymethodsofmeasurementmaybeusedtodeterminethevaluesforthepropertiesinthisstandardprovidedsuchmethodsensurequalitylevelsandmeasurementaccuracyequaltoorbetterthanthoseprescribedherein.Itistheresponsibilityoftheorganizationsusingalternatetestmethodstobeabletodemonstratethiscondition.Incasesofdispute,themethodsspecifiedhereinshallbeused.Note28212;Provisionforalternatemethodsisnecessarybecauseof(1)thedesiretosimplifyproceduresforspecificapplicationswithoutalteringtheresult,and(2)thedesiretoeliminateredundanttestingandusedatageneratedduringmanufacturingprocesscontrol,includingthatgeneratedunderStatisticalProcessControl(SPC)conditions,usingequipmentandmethodsotherthanthosespecifiedherein.Anexamplewouldbetheuseoflasermicrometersoropticalcomparatorstomeasuredimensions.1.1Thesetestmethodscoverthetestingofheat-shrinkabletubingusedforelectricalinsulation.Materialsusedincludepoly(vinylchloride),polyolefins,fluorocarbonpolymers,siliconerubber,andotherplasticorelastomericcompounds.1.2Thevaluesstatedininch-poundunitsarethestandardexceptfortemperature,whichshallbeexpressedindegreesCelsius.Valuesstatedinparenthesesareforinformationonly.1.3Theproceduresappearinthefollowingsections:1.4Thisisafire-test-responsestandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecifichazardstatements,seeSectionsand.Note1Thesetestmethodsaresimilar,butnotidenticalto,thoseinIEC60684-2(seealsoNote0).1.5Thisisafire-test-responsestandard.Thetestproceduresmeasuretheresistanceofthetubingtoignitionandpropagationofflameafterignitionunderprescribedconditionsoftest.1.6Thisstandardisusedtomeasureanddescribetheresponseofmaterials,products,orassembliestoheatandflameundercontrolledconditions,butdoesnotbyitselfincorporateallfactorsrequiredforfirehazardorfireriskassessmentofthematerials,products,orassembliesunderactualfireconditions.
【中国标准分类号】:G33
【国际标准分类号】:29_120_99
【页数】:18P.;A4
【正文语种】:
