【英文标准名称】:GasTurbineHeatRecoverySteamGenerators
【原文标准名称】:燃气轮机热回收蒸汽发电机
【标准号】:ANSI/ASMEPTC4.4-1981
【标准状态】:作废
【国别】:美国
【发布日期】:1981
【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】:蒸汽发生器;试验
【英文主题词】:Gasturbines;Heatrecovery;Performance;Steamequipment;Steamgeneratingsystem;Steamgenerators;Steamtemperatures;Testing
【摘要】:
【中国标准分类号】:K52
【国际标准分类号】:27_040
【页数】:
【正文语种】:英语


【英文标准名称】:Rubberandrubberproducts-Determinationofthecompositionofvulcanizatesanduncuredcompoundsbythermogravimetry-Part1:Butadiene,ethylene-propylenecopolymerandterpolymer,isobutene-isoprene,isopreneandstyrene-butadienerubbers
【原文标准名称】:橡胶和橡胶制品用热裂解法测定硫化和未硫化化合物的成分第1部分:丁二烯、乙烯－丙烯共聚物和三聚物、异丁烯－异戊二烯、异戊二烯和丁二烯橡胶
【标准号】:ISO9924-1-2000
【标准状态】:现行
【国别】:国际
【发布日期】:2000-12
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC45
【标准类型】:()
【标准水平】:()
【中文主题词】:测定;热解重量分析法;橡胶;丁苯橡胶;异丁烯-异戊二烯橡胶;橡胶制品;乙烯--丙烯--二烯共聚橡胶;试验;聚丁橡胶;乙丙橡胶;化学成分;组分;化学分析和试验
【英文主题词】:Butadienerubber;Chemicalanalysisandtesting;Chemicalcomposition;Composition;Determination;Ethylenepropylenedienerubber;Ethylene-propylenerubber;Isobutene-isoprenerubber;Rubber;Rubberproducts;Styrene-butadienerubber;Testing;Thermogravimetricanalysis
【摘要】:1ThispartofISO9924specifiesathermogravimetricmethodforthedeterminationofthetotalorganiccontent,carbonblackcontentandashinvulcanizatesanduncuredcompounds.Thelossinmassat300℃isanapproximateguidetothevolatile-mattercontentofthecompound.2Themethodissuitablefortheanalysisofrubbercompoundsandvulcanizatescontainingthefollowingrubbersoccurringaloneorasmixtures:a)polyisopreneofnaturalorsyntheticorigin;b)polybutadiene;c)styrene-butadienecopolymers;d)isobutylene-isoprenecopolymers;e)ethylene-propylenecopolymersandrelatedterpolymers.NOTEThefieldofapplicationofthemethodmaybeextendedtotheanalysisofcompoundscontainingrubbersdifferentfromthosegiveninthissubclause,providedthattheapplicabilityofthemethodistestedbeforehandusingknowncompoundsorvulcanizateshavingasimilarcomposition.OthercompoundsarecoveredinISO9924-2.3Themethodisnotsuitableforrubberscontainingpolymerswhichformacarbonaceousresidueduringpyrolysis,suchasmanychlorine-ornitrogen-containingrubbers.4Themethodisalsonotsuitableformaterialscontainingadditiveswhichcausetheformationofcarbonaceousresiduesduringpyrolysis,suchascobaltandleadsaltsorphenolicresins.5Themethodisnotsuitableforcompoundscontainingmineralfillers,suchascarbonatesorhydratedaluminiumoxides,whichdecomposeinthetemperaturerangefrom25℃to650℃,unlesssuitablecorrectionsbasedonpriorknowledgeoffillerbehaviourcanbemade.6Themethodisnotsuitableforthedeterminationofthetotalpolymercontentofcompoundsorvulcanizatescontainingnon-rubberorganicingredientsthatcannotbecompletelyremovedbysolventextractioncarriedoutinaccordancewithISO1407.
【中国标准分类号】:G40
【国际标准分类号】:83_060
【页数】:8P;A4
【正文语种】:英语