SAE AS153 Hose Assembly, PTFE, Cres Reinforced, 3000 psi, 400 掳F, Straight to Straight, Flared, Lightweight
作者:标准资料网 时间:2024-05-21 02:14:17 浏览:9146
来源:标准资料网
Product Code:SAE AS153
Title:Hose Assembly, PTFE, Cres Reinforced, 3000 psi, 400 掳F, Straight to Straight, Flared, Lightweight
Issuing Committee:G-3, Aerospace Couplings, Fittings, Hose, Tubing Assemblies
Scope:No scope available.
上一篇:
SAE AS118 Hose Assembly, PTFE, Cres Reinforced, 3000 psi, 400 掳F, 45掳 to 45掳, Flareless, Lightweight下一篇:
SAE AS154 Hose Assembly, PTFE, Cress Reinforced, 3000 psi, 400 掳F, Straight to 45掳, Flared, Lightweight【英文标准名称】:StandardTestMethodforRadiantHeatResistanceofFlameResistantClothingMaterialswithContinuousHeating
【原文标准名称】:用连续加热测定防火服装材料的防热辐射的标准试验方法
【标准号】:ASTMF1939-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:F23.80
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:apparel;flameresistance;protectiveclothing;radiantheatprotection;radiantheatresistance;Burningcharacteristics--textilematerials/products;Flame-resistant(FR)clothing/materials;Performance--protectiveclothing/materialsapplications;Pr
【摘要】:Thistestmethodisintendedforthedeterminationoftheradiantheatresistancevalueofamaterial,acombinationofmaterials,oracomparisonofdifferentmaterialsusedinflameresistantclothingforworkersexposedtoradiantthermalhazards.Thistestmethodevaluatesamaterial''sheattransferpropertieswhenexposedtoacontinuousandconstantradiantheatsource.Airmovementatthefaceofthespecimenandaroundthecalorimetercanaffectthemeasuredheattransferredduetoforcedconvectiveheatlosses.Minimizingtheairmovementaroundthespecimenandtestapparatuswillaidintherepeatabilityoftheresults.Thistestmethodmaintainsthespecimeninastatic,verticalpositionanddoesnotinvolvemovement,exceptthatresultingfromtheexposure.Thistestmethodspecifiestwostandardsetsofexposureconditions:21kW/m2[0.5cal/cm2s]and84kW/m2[2.0cal/cm2s].Eithercanbeused.5.4.1Ifadifferentsetofexposureconditionsisused,itislikelythatdifferentresultswillbeobtained.5.4.2Theoptionaluseofotherconditionsrepresentativeoftheexpectedhazard,inadditiontothestandardsetofexposureconditions,ispermitted.However,theexposureconditionsusedmustbereportedwiththeresultsalongwithadeterminationoftheexposureenergylevelstability.Thistestmethoddoesnotpredictskinburninjuryfromthestandardizedradiantheatexposure.Note48212;SeeAppendixX4foradditionalinformationregardingthistestmethodandpredictedskinburninjury.1.1Thistestmethodratesthenon-steadystatethermalresistanceorinsulatingcharacteristicsofflameresistantclothingmaterialssubjectedtoacontinuous,standardizedradiantheatexposure.1.1.1Thistestmethodisnotapplicabletoclothingmaterialsthatarenotflameresistant.Note18212;Thedeterminationofaclothingmaterial''sflameresistanceshallbemadepriortotestinganddoneinaccordancewiththeapplicableperformancestandard,specificationstandard,orboth,fortheclothingmaterial''send-use.1.1.2Thistestmethoddoesnotpredictskinburninjuryfromthestandardizedradiantheatexposureasitdoesnotaccountforthethermalenergycontainedinthetestspecimenaftertheexposurehasceased.Note28212;SeeAppendixX4foradditionalinformationregardingthistestmethodandpredictedskinburninjury.1.2Thistestmethodisusedtomeasureanddescribetheresponseofmaterials,products,orassembliestoheatundercontrolledconditions,butdoesnotbyitselfincorporateallfactorsrequiredforfirehazardorfireriskassessmentofthematerials,products,orassembliesunderactualfireconditions.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Thevaluesgiveninbracketsaremathematicalconversionstoinch-poundorotherunitsthatarecommonlyusedforthermaltesting.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:C73
【国际标准分类号】:13_340_10
【页数】:12P.;A4
【正文语种】:英语
【英文标准名称】:SpecificationforSeamlessCopperTubeASTMB75-95a
【原文标准名称】:无缝铜管规范.ASTMB75-95a
【标准号】:ASMESECIIBSB-75-2001
【标准状态】:现行
【国别】:美国
【发布日期】:2001-07-01
【实施或试行日期】:
【发布单位】:美国机械工程师协会(US-ASME)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:BoilerandPressureVessel.SpecificationforSeamlessCopperTubeASTMB75-95a
【中国标准分类号】:H62
【国际标准分类号】:
【页数】:
【正文语种】:英语
