Product Code:SAE AMS2371
Title:Quality Assurance Sampling and Testing, Corrosion and Heat-Resistant Steels and Alloys, Wrought Products and Forging Stock
Issuing Committee:Ams F Corrosion Heat Resistant Alloys Committee
Scope:This specification covers quality assurance sampling and testing procedures used to determine conformance to applicable specification requirements of wrought corrosion and heat-resistant steel and alloy products and of forging stock.
【英文标准名称】:StandardTestMethodforMeasuringtheMinimumOxygenConcentrationtoSupportCandle-LikeCombustionofPlastics(OxygenIndex)
【原文标准名称】:测定支持塑料的蜡烛式燃烧的最小氧浓度的标准试验方法
【标准号】:ASTMD2863-2010
【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】:D20.30
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:candle-likecombustion;minimumoxygenconcentration;oxygen;oxygenconcentration;oxygenindex;Oxygenmaterialcompatibility;Burningcharacteristics--plastics;Candle-likecombustion;Combustion--plastics;Flammability--plastics;Ignition--plasti
【摘要】:Thistestmethodprovidesforthemeasuringoftheminimumconcentrationofoxygeninaflowingmixtureofoxygenandnitrogenthatwilljustsupportflamingcombustionofplastics.Correlationwithburningcharacteristicsunderactualuseconditionsisnotimplied.Inthistestmethod,thespecimensaresubjectedtooneormorespecificsetsoflaboratorytestconditions.Ifdifferenttestconditionsaresubstitutedortheend-useconditionsarechanged,itisnotalwayspossiblebyorfromthistesttopredictchangesinthefire-test-responsecharacteristicsmeasured.Therefore,theresultsarevalidonlyforthefire-test-exposureconditionsdescribedinthistestmethod.1.1Thisfire-test-responsestandarddescribesaprocedureformeasuringtheminimumconcentrationofoxygen,expressedaspercentvolume,thatwilljustsupportflamingcombustioninaflowingmixtureofoxygenandnitrogen.1.2Thistestmethodprovidesthreetestingprocedures.ProcedureAinvolvestopsurfaceignition,ProcedureBinvolvespropagatingignition,andProcedureCisashortprocedureinvolvingthecomparisonwithaspecifiedminimumvalueoftheoxygenindex.1.3Testspecimensusedforthistestmethodarepreparedintooneofsixtypesofspecimens(seeTable1).1.4Thistestmethodprovidesfortestingmaterialsthatarestructurallyself-supportingintheformofverticalbarsorsheetupto10.5-mmthick.Suchmaterialsaresolid,laminatedorcellularmaterialscharacterizedbyanapparentdensitygreaterthan15kg/m3.1.5Thistestmethodalsoprovidesfortestingflexiblesheetorfilmmaterials,whilesupportedvertically.1.6Thistestmethodisalsosuitable,insomecases,forcellularmaterialshavinganapparentdensityoflessthan15kg/m3.Note18212;Althoughthistestmethodhasbeenfoundapplicablefortestingsomeothermaterials,theprecisionofthetestmethodhasnotbeendeterminedforthesematerials,orforspecimengeometriesandtestconditionsoutsidethoserecommendedherein.1.7Thistestmethodmeasuresanddescribestheresponseofmaterials,products,orassembliestoheatandflameundercontrolledconditions,butdoesnotbyitselfincorporateallfactorsrequiredforfirehazardorfireriskassessmentofthematerials,products,orassembliesunderactualfireconditions.1.8ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.9Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G31
【国际标准分类号】:83_080_01
【页数】:14P.;A4
【正文语种】:英语
基本信息
| 标准名称： | 纬编机 单面圆型纬编机 |
| 替代情况： | 替代FZ/T 97003-1991 |
| 发布部门： | 中华人民共和国工业和信息化部 |
| 发布日期： | 2012-12-28 |
| 实施日期： | 2013-06-01 |
| 首发日期： | |
| 作废日期： | |
| 出版社： | 中国标准出版社 |
| 出版日期： | 2013-06-01 |
适用范围
本标准规定了单面圆型纬编机的产品分类及基本参数、要求、试验方法、检验规则以及标志、包装、运输和贮存。
本标准适用于针筒公称直径305mm/12～1067mm/42的单面圆型纬编机。针筒公称直径小于305mm/12和大于1067mm/42的单面圆型纬编机亦可参照执行。
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所属分类： 能源 核技术 能源 核技术综合 技术管理 能源和热传导工程 能源和热传导工程综合