MIL-DTL-27272C
作者:标准资料网 时间:2024-05-17 17:46:58 浏览:9628
来源:标准资料网
MIL-DTL-27272C, DETAIL SPECIFICATION: FITTINGS, POLYTETRAFLUOROETHYLENE HOSE, HIGH-TEMPERATURE, MEDIUM-PRESSURE, GENERAL SPECIFICATION FOR (25 SEP 2003) [SUPERSEDING MIL-F-27272B]., This specification covers the requirements for fittings for medium-pressure and high- temperature applications with polytetrafluoroethylene (PTFE) hose conforming to MIL-DTL-27267 and MIL-DTL-25579 (see 3.1 and 6.1).
【英文标准名称】:StandardTestMethodsforDeterminingSedimentConcentrationinWaterSamples
【原文标准名称】:水样品中悬浮沉积浓缩物的标准试验方法
【标准号】:ASTMD3977-1997(2007)
【标准状态】:现行
【国别】:
【发布日期】:1997
【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】:D19.07
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:河流沉积;沉积物浓缩;沉淀物
【英文主题词】:fluvialsediment;sediment;sedimentconcentration
【摘要】:Suspended-sedimentsamplescontainparticleswithawidevarietyofphysicalcharacteristics.Bypresentingalternateapproaches,thesetestmethodsallowlatitudeinselectinganalysismethodsthatworkbestwiththeparticularsamplesunderstudy.Sediment-concentrationdataareusedformanypurposesthatinclude:(1)computingsuspended-sedimentdischargesofstreamsorsedimentyieldsofwatersheds,(2)schedulingtreatmentsofindustrialanddomesticwatersupplies,and(3)estimatingdischargesofpesticides,plantnutrients,andheavymetalstransportedonsurfacesorinsidesedimentparticles.1.1Thesetestmethodscoverthedeterminationofsedimentconcentrationsinwaterandwastewatersamplescollectedfromlakes,reservoirs,ponds,streams,andotherwaterbodies.Inlakesandotherquiescent-waterbodies,concentrationsofsedimentinsamplesarenearlyequaltoconcentrationsatsamplingpoints;inmostinstances,sampleconcentrationsarenotstronglyinfluencedbycollectiontechniques.Inriversandotherflowing-waterbodies,concentrationsofsedimentinsamplesdependuponthemannerinwhichthesamplesarecollected.Concentrationsinisokinetically-collectedsamplescanbemultipliedbywaterdischargestoobtainsedimentdischargesinthevicinityofthesamplingpoints.1.2TheproceduresgiveninthesetestmethodsareusedbytheAgriculturalResearchService,GeologicalSurvey,NationalResourcesConservationService,BureauofReclamation,andotheragenciesresponsibleforstudyingwaterbodies.Thesetestmethodsareadaptedfromalaboratory-proceduremanualandaquality-assuranceplan.1.3Thesetestmethodsinclude:SectionsTestMethodA-Evaporation8to13TestMethodB-Filtration14to19TestMethodC-Wet-sieving-filtration20to25【英文标准名称】:Methodsfortestingpigmentsforpaints-Generalintroduction
【原文标准名称】:涂料用颜料的试验方法.一般介绍
【标准号】:BS3483-0-1990
【标准状态】:现行
【国别】:英国
【发布日期】:1990-09-28
【实施或试行日期】:1990-09-28
【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】:公差(测量);温度;试验大气环境;涂料;试验;试验条件;颜料;清漆
【英文主题词】:Paints;Pigments;Temperature;Testatmospheres;Testing;Testingconditions;Tolerances(measurement);Varnishes
【摘要】:IncludesgeneralrequirementsrelatingtomatterscommontoallortomanyoftheotherPartsandgivesstandardatmospheresforconditions,testsandpreferredtesttemperatures.AppendicesAandBareidenticaltoISO3270andISO3205respectively.
【中国标准分类号】:G53
【国际标准分类号】:87_060_10
【页数】:8P.;A4
【正文语种】:英语
