JIS K4148-1995 二硝基苯类(间二硝基苯、2、4-二硝基苯)
时间:2024-05-14 07:51:19 来源: 标准资料网 作者：标准资料网 阅读：9630
【英文标准名称】:Dinitrobenzenes(meta-Dinitrobenzene?2,4-Dinitrotoluene)
【原文标准名称】:二硝基苯类(间二硝基苯、2、4-二硝基苯)
【标准号】:JISK4148-1995
【标准状态】:作废
【国别】:日本
【发布日期】:1995-07-01
【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】:TechnicalCommitteeonChemicalAnalysis
【标准类型】:()
【标准水平】:()
【中文主题词】:间氨基苯磺酸;有机颜料;染料;苯胺;氯苯;胺(芳族)
【英文主题词】:metanilicacid;aniline;chlorobenzene;amines(aromatic);
【摘要】:この規格は,有機中間物としてのm-ジニトロべンゼン及び2,4-ージニトロトルエン(以下,ジニトロべンゼン類という。)についで規定する。
【中国标准分类号】:G17
【国际标准分类号】:71_080_40
【页数】:16P;A4
【正文语种】:日语
Product Code:SAE AMS5566
Title:Steel, Corrosion Resistant, Seamless or Welded Hydraulic Tubing, 19Cr - 10Ni (SAE 30304) High Pressure, Cold Drawn
Issuing Committee:Ams F Corrosion Heat Resistant Alloys Committee
Scope:This specification covers a corrosion-resistant steel in the form of two types tubing.【英文标准名称】:StandardTestMethodforMinimumIgnitionEnergyandQuenchingDistanceinGaseousMixtures
【原文标准名称】:气体混合物中最小点火能量和淬熄距离用标准试验方法
【标准号】:ASTME582-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:E27.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:气体的;气体;点火;材料;混合物;熄灭;统计学;试验
【英文主题词】:
【摘要】:Theminimumenergiesprovideabasisforcomparingtheeaseofignitionofgases.Theflatplateignitionquenchingdistancesprovideanimportantverificationofexistingminimumignitionenergydataandgiveapproximatevaluesofthepropagationquenchingdistancesofthevariousmixtures.Itisemphasizedthatmaximumsafeexperimentalgaps,asfromx201C;flame-proofx201D;orx201C;explosion-proofx201D;studies,arelessthantheflat-plateignitionquenchingdistances.1.1Thistestmethodcoversthedeterminationofminimumenergyforignition(initiationofdeflagration)andassociatedflat-plateignitionquenchingdistances.Thecompletedescriptionisspecifictoalkaneoralkenefuelsadmixedwithairatnormalambienttemperatureandpressure.Thismethodisapplicabletomixturesofthespecifiedfuelswithair,varyingfromthemosteasilyignitablemixturetomixturesneartothelimit-of-flammabilitycompositions.1.2Extensionstootherfuel-oxidizercombinations,andtoothertemperaturesandpressurescanbeaccomplishedwithalltheaccuracyinherentinthismethodifcertainadditionalconditionsaremet:(a)mixturestabilityandcompatibilitywithbomb,seal,andothermaterialsisestablishedthroughtimetestsdescribedinSection;(b)theexpectedpeakpressurefromthetestiswithinthepressureratingofthebomb(establishedasrequiredbytheparticularresearchlaboratory);(c)sparkbreakdownwithinthebombisconsistentwithPaschen''slawforthedistancebeingtested;(d)thetemperature,includingthatofthedischargeelectrodes,isuniform;and(e)ifthetemperatureisotherthanambient,theenergystoragecapacitancerequiredislessthanabout9pF.1.3ThismethodisoneofseveralbeingdevelopedbyCommitteeE-27fordeterminingthehazardsofchemicals,includingtheirvaporsinairorotheroxidantatmospheres.Themeasurementsareusefulinassessingfuelignitabilityhazardsduetostaticorotherelectricalsparks.However,thequenchingdistancedatamustbeusedwithgreatprudencesincetheyareprimarilyapplicabletotheignitionstageandtherefore,representvaluesforinitialpressureandnotthesmallervaluesexistingathigherpressures.1.4Thisstandardshouldbeusedtomeasureanddescribethepropertiesofmaterials,products,orassembliesinresponsetoheatandflameundercontrolledlaboratoryconditionsandshouldnotbeusedtodescribeorappraisethefirehazardorfireriskofmaterials,products,orassembliesunderactualfireconditions.However,resultsofthistestmaybeusedaselementsofafireriskassessmentwhichtakesintoaccountallofthefactorswhicharepertinenttoanassessmentofthefirehazardofaparticularenduseThisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecificsafetyprecautionsarelistedinSection5.
【中国标准分类号】:G86
【国际标准分类号】:71_100_20
【页数】:6P.;A4
【正文语种】: