您的位置: 标准下载 » 国际标准 » EN 欧洲标准 »

EN 1762-2003 25巴(2.5MPA)及以下液化石油气、LPG(液相和气相)和天然气用橡胶软管和软管组件.规范

作者:标准资料网 时间:2024-05-22 04:25:35  浏览:8538   来源:标准资料网
下载地址: 点击此处下载
【英文标准名称】:Rubberhosesandhoseassembliesforliquefiedpetroleumgas,LPG(liquidorgaseousphase)andnaturalgasupto25bar(2,5MPa)-Specification;GermanversionEN1762:2003
【原文标准名称】:25巴(2.5MPA)及以下液化石油气、LPG(液相和气相)和天然气用橡胶软管和软管组件.规范
【标准号】:EN1762-2003
【标准状态】:现行
【国别】:
【发布日期】:2004-07
【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】:层;液体;工作压力;规范(验收);特性;分类系统;材料;试验;定义;规范;橡胶技术;合格试验;燃气技术;电性质和电现象;石油产品;柔性管;易燃性;物理性能;尺寸;设计;气体;天然气;软管组件;外层;塑料软管;橡胶软管;弯曲半径;软管;增强的;橡胶制品;气体的;内管;电阻;液化石油气;极限偏差;火焰表面传播;运输;温度范围;橡胶化合物;材料试验;最小厚度;作标记
【英文主题词】:Bendingradius;Classificationsystems;Definition;Definitions;Design;Dimensions;Electricalpropertiesandphenomena;Electricalresistance;Flammability;Flexiblepipes;Gastechnology;Gaseous;Gases;Hoseassemblies;Hoses;Innertube;Layers;Limitdeviations;Liquefiedpetroleumgas;Liquid;Marking;Materials;Materialstesting;Minimumthicknesses;Naturalgas;Outerlayers;Petroleumproducts;Physicalproperties;Plasticshose;Properties;Qualificationtests;Reinforced;Rubbercompounds;Rubberhoses;Rubberproducts;Rubbertechnology;Specification(approval);Specifications;Surfacespreadofflame;Temperaturerange;Testing;Transport;Workingpressures
【摘要】:
【中国标准分类号】:Q82;G42
【国际标准分类号】:23_040_70
【页数】:19P.;A4
【正文语种】:英语


下载地址: 点击此处下载
【英文标准名称】:ReactionsofAluminumandMagnesiumwithCertainChlorinatedHydrocarbons
【原文标准名称】:铝和镁与特定氯化烃类化合物的反应
【标准号】:ULTR34-1993
【标准状态】:现行
【国别】:美国
【发布日期】:1993-08-09
【实施或试行日期】:
【发布单位】:美国保险商实验所(US-UL)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:Fieldreportshaveattributedfiresandexplosionstothereaclionofaluminumwithcarbontetrachlorideormethylchloride.TheoreticalconsiderationssupportthepossibilityofsuchoccurrencesandUnderwriters'Laboratories,Inc.,hasmadeaninvestigationtoprovidetestdataonthefireandexplosionhazards.Testsundervariousconditionswereconductedusingmagnesiumpowderoraluminumexposedincontactwithcarbontetrachloride,methylchloride,trichloroethylene,dichloredifluoromethane,orcarbontetrachloride-chloroformmixtures.Amongotherresultsthetestsindicatethealuminumpowderincontactwithmethylchloride,carbontetraehloride,oracarbontetracbloride-chloroformmixtureiscapableofexplosion;methylchlorideincontactwithaluminummayformspontaneouslycombustiblealuminummethyl.Abombcontainingaluminumpowderandcarbontetrachlorideexplodedviolentlyafterheatingto152oC(305.6~F)in53minutes.Aluminumchlorideandcarbonwereamongtheproductsofthereaction.Whenstoredfor35to47daysincontactwithaluminumpowderinbombs,maintainedattemperaturesintherangeof29.4to43.3~C(85to1lO~F),acarbontetrachloride-chloroformmixturesuddenlydevelopedpressureinexcessof1800psiandrupturedthepressure-reliefdisc.Theescapinggasesignitedandburned.Productsofthereactionincludedaluminumchloride,freecarbon,andphosgene.Powderedaluminumignitedpiomptlyandburnedinthevaporofsuchacarbontetrachloride-chloroformmixtureatoneatmospherepressureandatatemperatureof286to312~C(547to594~F).Inthelimitedtestsofmagnesiumpowderandmethylchloride,ormagnesiumpowderandcarbontetrachloride-chloroformmixture,onlyslightreactionswereobtained.Furtherinvestigationwouldberequiredtodeterminethehazards,ifany,ofcarbontetrachlorideincontactwithaluminuminsheets,castings,orsimilarforms.
【中国标准分类号】:G17
【国际标准分类号】:
【页数】:15
【正文语种】:英语