BS CWA 15748-30-2011 金融业务(XFS)接口规范扩展.3.10版.XFSMIB设备具体定义.打印机设备类MIB3.10
时间:2024-05-10 21:58:56 来源: 标准资料网 作者：标准资料网 阅读：9985
【英文标准名称】:Extensionsforfinancialservices(XFS)interfacespecification.Release3.10.XFSMIBdevicespecificdefinitions.PrinterdeviceClassMIB3.10
【原文标准名称】:金融业务(XFS)接口规范扩展.3.10版.XFSMIB设备具体定义.打印机设备类MIB3.10
【标准号】:BSCWA15748-30-2011
【标准状态】:现行
【国别】:英国
【发布日期】:2011-09-01
【实施或试行日期】:2011-09-01
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Banks;Computerperipheralequipment;Computerprinters;Computerterminals;Dataprocessing;Informationexchange;Interfaces(dataprocessing);Programming;Scanners(computers)
【摘要】:
【中国标准分类号】:A11;M19
【国际标准分类号】:35_240_40
【页数】:53P;A4
【正文语种】:英语
【英文标准名称】:TestMethodforEvaluatingtheOxidativeResistanceofCrosslinkedPolyethylene(PEX)TubingandSystemstoHotChlorinatedWater
【原文标准名称】:氯化热水用交联聚乙烯(PEX)管和设备抗氧化性的评估用试验方法
【标准号】:ANSI/ASTMF2023-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008-03-25
【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】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:评估;材料测试;抗氧化;管道;管;管路;塑料管;塑料和橡胶技术;耐力;热塑性聚合物
【英文主题词】:Evaluations;Materialstesting;Oxidationresistance;Pipelines;Pipes;Piping;Plasticpipes;Plasticsandrubbertechnology;Resistance;Thermoplasticpolymers
【摘要】:Thistestmethoddescribesthegeneralrequirementsforevaluatingthelong-term,chlorinatedwater,oxidativeresistanceofcross-linkedpolyethylene(PEX)tubingproducedinaccordancewithSpecificationF876orPEXtubing/fittingsystemsinaccordancewithSpecificationF877usedinhot-and-coldwaterdistributionsystemsbyexposuretohot,chlorinatedwater.Thistestmethodoutlinestherequirementsofapressurizedflow-throughtestsystem,typicaltestpressures,test-fluidcharacteristics,failuretype,anddataanalysis.Note1-Otherknowndisinfectingsystems(chlorinedioxide,ozone,andchloramines)arealsousedforprotectionofpotablewater.Free-chlorineisthemostcommondisinfectantinusetoday.APPIresearchprojectexaminedtherelativeaggressivenessoffreechlorineandchloraminesonPEXpipes,bothathesame4.0ppmconcentrationandthesametesttemperatures.Theresultsofthetestingshowedpipefailuretimesapproximately40%longerwhentestedwithchloraminescomparedtotestingwithfreechlorine,atthetestedconditions.Basedontheseresults,thedatasuggeststhatchloraminesarelessaggressivethanfreechlorinetoPEXpipes.Guidelinesandrequirementsfortesttemperatures,testhoopstresses,andothertestcriteriahavebeenestablishedbypriortestingofPEXtubingproducedbythethreemostcommoncommercialmethodsofcross-linking:silane,peroxide,andelectron-beam(seeNote2).OtherrelatedsystemcomponentsthattypicallyappearinaPEXhot-and-coldwaterdistributionsystemcanbeevaluatedwiththePEXtubing.WhentestingPEXtubingandfittingsasasystem,itisrecommendedthattheanticipatedend-usefittingtype(s)andmaterial(s)beincludedinthetestcircuitsinceitisknownthatsomefittingtypesandmaterialscanimpactfailuretimes.Specimensusedshallberepresentativeofthepipingproduct(s)andmaterial(s)underinvestigation.Note2-Theproceduresdescribedinthistestmethod(withsomemodificationsoftesttemperaturesorstresses,orboth)havebeenusedtoevaluatepipesmanufacturedfrompolybutylene(PB),polyethylene(PE),polypropylene(PP),multilayer(polymer-metalcomposite),copper,andstainlesssteel.ThistestmethodisapplicabletoPEXtubingandsystemsusedfortransportofpotablewatercontainingfree-chlorinefordisinfectingpurposes.Theoxidizingpotentialofthetest-fluidspecifiedinthistestmethodexceedsthattypicallyfoundinpotablewatersystemsacrosstheUnitedStates.Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationpurposes.Thefollowingprecautionarycaveatpertainsonlytothetestmethodportion,Section12,ofthisspecification.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q81;G33
【国际标准分类号】:23_040_20
【页数】:
【正文语种】:英语
Product Code:SAE AS1581
Title:Fitting, Sleeve, Flareless Acorn to Integral Weld Ring, 3000 psi
Issuing Committee:G-3, Aerospace Couplings, Fittings, Hose, Tubing Assemblies
Scope:Scope unavailable.