【英文标准名称】:TestMethodforSamplingandTestingforAshandTotalIroninSteelMillDispersionsofRollingOils
【原文标准名称】:轧钢厂轧制油悬浮物中粉尘及总铁的取样及试验规程
【标准号】:ASTMD4042-1993(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:1993
【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.L0.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:ash;iron;rollingoil;steelmill;Acidpicklingresidue;Ash--petroleumproducts;Cold-rolledsteelsheet/strip;Ironcontent--petroleumproducts;Recirculatingsystemtesting;Residue--petroleumproducts;Rollingoils;Samplingoils;Samplingpetroleu
【摘要】:Thelifecycleandcleanlinessofarecirculatingsteelmillrollingoildispersionisaffectedbytheamountofironpresent.Thisironconsistsmainlyofironfromacidpicklingresiduesandironfromattritionofthesteelsheetorrollsduringcoldrolling.Insamplingrollingoilsfortotalironitisdifficulttopreventadherenceofironcontainingsludgetothesamplecontainer.Thus,theaccuracyofatotalirondeterminationfromanaliquotsampleissuspect.Thispracticeprovidesameansforensuringthatallironcontainedinasampleisincludedintheanalysis.Althoughlesssignificant,theashcontentisstillanessentialpartoftheprocedureforobtainingatotalironanalysis.Generally,theashwillbemostlyiron,andinmanycases,couldbeusedasasubstitutefortotalironindeterminingwhentochangethedispersion.FIG.1PossibleHoldingFixtureandAssemblySystem1.1Thistestmethoddescribesaprocedureforsamplingandtestingdispersionsofrollingoilsinwaterfromoperatingsteelrollingmillsfordeterminationofashandtotalironcontent.Itspurposeistoprovideatestmethodsuchthatarepresentativesamplemaybetakenandphenomenonsuchasironseparation,fat-emulsionseparation,andsoforth,donotcontributetoanalyticalerrorindeterminationofashandtotaliron.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecificwarningstatements,seeSections6and7.
【中国标准分类号】:E34
【国际标准分类号】:75_100
【页数】:4P.;A4
【正文语种】:英语