SAE AS4305 Tee Assembly, Flared Tube, Adjustable End on Run, for Seal Ring
时间:2024-05-16 04:37:40 来源: 标准资料网 作者：标准资料网 阅读：9499
Product Code:SAE AS4305
Title:Tee Assembly, Flared Tube, Adjustable End on Run, for Seal Ring
Issuing Committee:G-3, Aerospace Couplings, Fittings, Hose, Tubing Assemblies
Scope:No scope available.
【英文标准名称】:StandardTestMethodforRubber-DeterminationofResidualUnsaturationinHydrogenatedNitrileRubber(HNBR)byInfraredSpectrophotometry
【原文标准名称】:橡胶的标准试验方法.加氢丁腈橡胶(HNBR)中残余不饱和的红外分光光度法测定
【标准号】:ASTMD5670-1995(2004)e1
【标准状态】:现行
【国别】:
【发布日期】:1995
【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】:D11.11
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:橡胶化学制品;加氢丁腈橡胶HNBR;红外的;残余不饱和;试验;橡胶;材料;分光光度法;不饱和;化学分析;丁腈橡胶;红外分光光度法
【英文主题词】:unsaturation;hydrogenatednitrilerubber;(HNBR);infra-redspectrometry,IR
【摘要】:Hydrogenatednitrilerubbersareavailableatdifferentlevelsofunsaturationanddifferentacrylonitrilecontent.Highlysaturatedgradesofferoptimumresistancetoaging,suchasexposuretoheat,ozone,andchemicals,andcanbeeffectivelycuredonlywithperoxidesorhighenergyradiation.Partiallyunsaturatedgradescanbecuredbysulfursystemsinadditiontoperoxidesandhighenergyradiation.Thistestmethodprovidesaninfraredtechniquetodeterminetheunsaturationlevelofhydrogenatednitrilerubbersintherawstate.Itcanbeusedforresearchanddevelopment,qualitycontrol,andrefereepurposes.1.1Thistestmethod,basedoninfraredexaminationofrubberfilmscastfromsolution,coversthepercentageofresidualunsaturation(doublebondsinunhydrogenatedbutadiene)inhydrogenatednitrilerubber.1.2Thistestmethodisapplicabletoallgradesofhydrogenatednitrilerubberintherawstate.1.3Thistestmethodassumesthatspecimensandinfraredspectraarepreparedandanalyzedbyexperiencedpersonnelandthattheequipmentisoperatedaccordingtothemanufacturer'sdirectionforoptimumperformance.Nodetailsforoperationofinfraredspectrophotometersareincludedinthistestmethod.1.4Sinceitiscustomaryininfraredspectrophotometrytousewavenumbers(cm-1)ratherthanHertz(Hz),theunitforfrequencyintheSIsystem,theformerisemployedthroughoutthistestmethod.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G40
【国际标准分类号】:83_060
【页数】:5P.;A4
【正文语种】:
【英文标准名称】:StandardSpecificationforHotIsostatically-PressedAlloySteelFlanges,Fittings,Valves,andPartsforHighTemperatureService
【原文标准名称】:高温设备用热等压合金钢法兰、配件、阀门和零件的标准规范
【标准号】:ASTMA989-1998
【标准状态】:作废
【国别】:美国
【发布日期】:1998
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:高架的;管道用;奥氏体不锈钢;钢;奥氏体-铁素体不锈钢;气体雾化粒子;热等压不锈钢零件;马氏体不锈钢;压力控制零件;不锈钢配件;不锈钢法兰;管道配件;高;钢阀门
【英文主题词】:
【摘要】:
【中国标准分类号】:J15
【国际标准分类号】:49_025_10
【页数】:7P;A4
【正文语种】:英语