ANSI/ASTM D87-2007 石蜡熔点的试验方法(冷却曲线)

作者:标准资料网 时间:2024-05-12 19:59:20   浏览:8481   来源:标准资料网
下载地址: 点击此处下载
【英文标准名称】:TestMethodforMeltingPointofPetroleumWax(CoolingCurve)
【原文标准名称】:石蜡熔点的试验方法(冷却曲线)
【标准号】:ANSI/ASTMD87-2007
【标准状态】:作废
【国别】:美国
【发布日期】:2007
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:沥青材料;冷却;熔点;石油;石油产品;测试;蜡
【英文主题词】:Bituminousmaterials;Cooling;Curves;Meltingpoint;Petroleum;Petroleumproducts;Testing;Waxes
【摘要】:Thistestmethodcoversthedeterminationofthemeltingpoint(coolingcurve)ofpetroleumwax.Itisunsuitableforwaxesofthepetrolatumgroup,microcrystallinewaxes,orblendsofsuchwaxeswithparaffinwaxorscalewax.Note1Foradditionalmethodsusedfortestingpetroleumwaxes,seeTestMethodD127andTestMethodD938.Resultsmaydiffer,dependingonthemethodused.Forpharmaceuticalpetrolatum,TestMethodD127usuallyisused.ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E42
【国际标准分类号】:75_140
【页数】:
【正文语种】:英语


下载地址: 点击此处下载
MIL-STD-1233 (NOTICE 1), MILITARY STANDARD: PROCEDURES FOR DETERMINING PARTICLE SIZE, PARTICLE SIZE DISTRIBUTION, AND PACKED DENSITY OF POWDERED MATERIALS (18 APR 1988) [NO S/S DOCUMENT]., MIL-STD-1233(AR), dated 21 March 1962, has been reviewed and determined to be valid for use in acquisition.【英文标准名称】:Industrialcommunicationnetworks-Fieldbusspecifications-Part4-22:Data-linklayerprotocolspecification-Type22elements
【原文标准名称】:工业通信网络.现场总线规范.第4-22部分:数据链路层协议规范.22型元件
【标准号】:IEC61158-4-22-2010
【标准状态】:现行
【国别】:国际
【发布日期】:2010-08
【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/SC65C
【标准类型】:()
【标准水平】:()
【中文主题词】:总线系统;总线(数据处理);电路网络;通信;控制设备;控制系统;控制工艺学;数据通信;数据链层;数据连接系统;数据处理;数据设备;数据传送;定义;数字数据;数字工程;数字信号;电子数据处理;电气工程;电子仪器;电子系统;现场总线;制导系统;工业设施;信息交换;信息处理;信息技术;接口;接口(数据处理);链路层;开放系统互连;OSI;物理层;过程控制;过程控制工程;过程控制系统;协议规范;协议;信号;传输媒质;传输协议
【英文主题词】:Bussystems;Buses(dataprocessing);Circuitnetworks;Communication;Controlequipment;Controlsystems;Controltechnology;Datacommunication;Datalinklayers;Datalinksystem;Dataprocessing;Dataservices;Datatransfer;Definitions;Digitaldata;Digitalengineering;Digitalsignals;EDP;Electricalengineering;Electronicinstruments;Electronicsystems;Fieldbus;Guidancesystems;Industrialfacilities;Informationinterchange;Informationprocessing;Informationtechnology;Interfaces;Interfaces(dataprocessing);Linklayers;Opensystemsinterconnection;OSI;Physicallayers;Processcontrol;Processcontrolengineering;Processcontrolsystems;Protocolspecification;Protocols;Signals;Transmissionmedia;Transmissionprotocol
【摘要】:Thedata-linklayerprovidesbasictime-criticalmessagingcommunicationsbetweendevicesinanautomationenvironment.Thisprotocolprovidescommunicationopportunitiestoallparticipatingdata-linkentitiesa)inasynchronously-startingcyclicmanner,accordingtoapre-establishedschedule,andb)inacyclicoracyclicasynchronousmanner,asrequestedeachcyclebyeachofthosedata-linkentities.Thusthisprotocolcanbecharacterizedasonewhichprovidescyclicandacyclicaccessasynchronouslybutwithasynchronousrestartofeachcycle.
【中国标准分类号】:M11
【国际标准分类号】:25_04_40;35_100_20;35_110
【页数】:68P.;A4
【正文语种】:英语