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ISO 4126-10-2010 用于防护过大压力的安全设备.第10部分:气/液混相流安全阀门的尺寸标定

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【英文标准名称】:Safetydevicesforprotectionagainstexcessivepressure-Part10:Sizingofsafetyvalvesforgas/liquidtwo-phaseflow
【原文标准名称】:用于防护过大压力的安全设备.第10部分:气/液混相流安全阀门的尺寸标定
【标准号】:ISO4126-10-2010
【标准状态】:现行
【国别】:国际
【发布日期】:2010-10-01
【实施或试行日期】:2010-10-01
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC185
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Compactness;Definitions;Design;Dimensioning;Dimensions;Excesspressures;Flowbehaviour;Fluidinlets;Fluidoutlets;Fluidpressure;Gases;Hydraulictests;Identificationplates;Inlets;Liquefiedpetroleumgas;Marking;Materials;Outlet;Overpressureprotection;Performancetests;Pneumatictests;Pressure;Pressurecontrolvalves;Pressureoverload;Pressureregulators;Pressuretests;Pressurevessels;Safetydevice;Safetydevices;Safetyrequirements;Safetyshut-offvalves;Safetyvalves;Specification;Specification(approval);Stopvalves;Valves
【摘要】:ThispartofISO4126specifiesthesizingofsafetyvalvesforgas/liquidtwo-phaseflowinpressurizedsystemssuchasreactors,storagetanks,columns,heatexchangers,pipingsystemsortransportationtanks/containers.Thepossiblefluidstatesatthesafetyvalveinletthatcanresultintwo-phaseflowaregiveninTable1.NOTETheexpression“safetyvalve”isasynonymforvalvesasdescribedinISO4126-1,ISO4126-4andISO4126-5.
【中国标准分类号】:J16
【国际标准分类号】:13_240
【页数】:52P.;A4
【正文语种】:英语


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【英文标准名称】:StandardSpecificationforRetainedSewnSeamStrengthAfterExposurestoHotAirandOpenFlame
【原文标准名称】:测定缝制接缝在暴露于热空气和明火后保留的强度的标准规范
【标准号】:ASTMD7571-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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】:D13.52
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:ItispossiblethattheuserofFRprotectiveclothingwillexperiencerepeatedexposurestohotairaspartoftheworkenvironment.Whiletheseindividualexposuresarelikelynottoposeacatastrophicthreat,thecumulativeeffectoftheseexposuresarelikelytoreducethelevelofretainedsewnseamstrengthperformancetoavaluethatismeasurablylowerthanthesewnseamstrengthperformancerequirementestablishedforanewitem.Theassemblyoftextilestructuresrequiresthattheseamengineeringusedtomanufacturetheproductanticipatehowtoretainthemaximumsewnseamstrengthduringtheanticipatedlifecycleoftheproduct.InitialsewnseamstrengthperformancerequirementsofFRtextileproductsmeasuressewnseamstrengthofanew(neverexposedtoheatenvironment)product.Retainedsewnseamstrength(RSS50)canbeusedtomeasureseamfailureofFRprotectiveclothingafterrepeatedshortdurationexposurestohighheat.RSS50canalsobeusedtomeasureseamfailureofFRprotectiveclothingwhenexposedtoopenflameafterrepeatedshortdurationexposurestohighheat.Thesedataaboutretainedsewnseamstrengthareusefultoestablishcriteriatodeterminewhentorepair,retire,orreplaceFRprotectiveclothing.1.1Thisspecificationcoverstheretainedsewnseamstrengthofflameresistantfabricsubassembliesafterrepeatedshortdurationexposurestohotairorrepeatedshort-durationexposurestohotairandsubsequentshort-termexposurestoopen-flameimpingement.1.1.1Thisspecificationisusedtodetermineminimumretainedsewnseamstrengthaftertheseexposures.1.2Thisstandardisnotintendedtoserveasadetailedmanufacturingorpurchasingspecification,butcanbereferencedinpurchasecontractstoensurethatminimumperformancerequirementsaremet.1.3ControlledlaboratorytestsusedtodeterminecompliancewiththeperformancerequirementsofthisstandardshallnotbedeemedasestablishingperformancelevelsforallsituationstowhichwearersofFRprotectiveclothingarepotentiallyexposed.1.4Mandatoryrequirementsareindicatedbyuseofshall;recommendationsandadvisinginformationisindicatedbyshould.1.5Thisstandardisusedtomeasureanddescribetheresponseofmaterials,products,orassembliestoheatandflameundercontrolledconditions,butdoesnotbyitselfincorporateallfactorsrequiredforfirehazardorfireriskassessmentofthematerials,products,orassembliesunderactualfireconditions.1.6Firetestingisinherentlyhazardous.Adequatesafeguardsforpersonnelandpropertyshallbeemployedinconductingthesetests.1.7Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpractices,anddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:W55
【国际标准分类号】:59_080_30
【页数】:3P.;A4
【正文语种】:英语


基本信息
标准名称:公共浴室给水排水设计规程
发布日期:2000-06-26
实施日期:2000-10-01
首发日期:1900-01-01
作废日期:1900-01-01
出版日期:2000-10-01
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所属分类: 工程建设 工业设备安装工程 电气设备安装工程