【英文标准名称】:Sinteredmetalmaterials-Determinationofthelevelofcleanlinessofpowder-metallurgyparts
【原文标准名称】:烧结金属材料.粉末冶金部件洁净度的测定
【标准号】:ISO28279-2010
【标准状态】:现行
【国别】:国际
【发布日期】:2010-10
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC119
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Chemicalanalysisandtesting;Cleanliness;Contaminants;Contamination;Determination;Finishes;Metallicpowders;Metals;Powdermetallurgy;Sintermaterials;Sinteredmetals;Sinteredproducts;Surfacecleanliness;Surfacetreatment;Surfaces;Testperformance;Testreports;Testresults;Testing
【摘要】:
【中国标准分类号】:H16
【国际标准分类号】:77_160
【页数】:4P;A4
【正文语种】:英语


【英文标准名称】:StandardTestMethodforCloudPointofPetroleumProducts(OpticalDetectionSteppedCoolingMethod)
【原文标准名称】:石油产品浊点的标准试验方法(光学探测分级冷却法)
【标准号】:ASTMD5771-2010
【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】:D02.07
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:automaticcloudpoint;cloudpoint;petroleumproducts;Cloudpoint;Coolingrate;Opticaldetectionsteppedcoolingmethod;Petroleumproducts;Steppedcoolingmethod
【摘要】:Forpetroleumproductsandbiodieselfuels,thecloudpointisanindexofthelowesttemperatureoftheirutilityforcertainapplications.Waxcrystalsofsufficientquantitycanplugfiltersusedinsomefuelsystems.Petroleumblendingoperationsrequireprecisemeasurementofthecloudpoint.Thistestmethodcandeterminethetemperatureofthetestspecimenatwhichwaxcrystalshaveformedsufficientlytobeobservedasacloudwitharesolutionof0.1x00B0;C.Thistestmethodprovidesresultsthat,whenroundedtothenextlowerinteger,areequivalenttoTestMethodD2500.Referto12.2.ThistestmethodismoreprecisethanTestMethodD2500.Note18212;Accordingtointerlaboratoryexamination,thereproducibilityofthistestmethodhasbeenfoundtobemoreprecisethanTestMethodD2500.1.1Thistestmethodcoversthedescriptionofthedeterminationofthecloudpointofpetroleumproductsandbiodieselfuelsthataretransparentinlayers40mminthickness,byanautomaticinstrumentusinganopticaldevice.1.2Thistestmethodcoverstherangeoftemperaturesfromx2212;60to+49x00B0;Cwithtemperatureresolutionof0.1x00B0;C,however,therangeoftemperaturesincludedinthe1997interlaboratorycooperativetestprogramonlycoveredthetemperaturerangeofx2013;56to+34x00B0;C.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E30
【国际标准分类号】:75_160_20
【页数】:6P.;A4
【正文语种】:英语