ASTM B247-2002a 铝和铝合金压模锻件、手工锻件和轧制环形锻件的标准规范

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【英文标准名称】:StandardSpecificationforAluminumandAluminum-AlloyDieForgings,HandForgings,andRolledRingForgings
【原文标准名称】:铝和铝合金压模锻件、手工锻件和轧制环形锻件的标准规范
【标准号】:ASTMB247-2002a
【标准状态】:现行
【国别】:
【发布日期】:2002
【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】:B07.03
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:铝;铝合金;锻件
【英文主题词】:aluminumalloy;dieforgings;handforgings;rolledringforgings
【摘要】:1.1Thisspecificationcoversaluminum-alloy(Note1)dieforgings,handforgings,androlledringforgingsasshowninTable2,Table3andTable4inSection10forheat-treatablealloyforgingssuppliedintheFand01tempers.Themaximumthicknessesforforgingswithinthescopeofthisspecificationareasindicatedinthosetables.Note18212;Throughoutthisspecificationuseofthetermalloyinthegeneralsenseincludesaluminumaswellasaluminumalloy.Note28212;Forforgingstocksuppliedasrolledorcold-finishedbarorrodseeSpecificationB211.ForforgingstocksuppliedasextrudedbarorrodseeSpecificationB221.1.2AlloyandtemperdesignationsareinaccordancewithANSIH35.1.TheequivalentUnifiedNumberingSystemalloydesignationsarethoseofprecededbyA9,forexample,A91100foraluminum1100inaccordancewithPracticeE527.1.3Foracceptancecriteriaforinclusionofnewaluminumandaluminumalloysinthisspecification,seeAnnexA2.1.4AcompletemetricstandardtoSpecificationB247hasbeendeveloped8212;SpecificationB247M;therefore,nometricequivalentsarepresentedinthisspecification.
【中国标准分类号】:H61
【国际标准分类号】:77_150_10
【页数】:13P.;A4
【正文语种】:

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【英文标准名称】:StandardTestMethodforPhosphonateinBrines
【原文标准名称】:卤水中磷酸盐的标准试验方法
【标准号】:ASTMD6501-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【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】:D19.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:试验方法;磷;分析;含盐废水;磷酸盐;比色的
【英文主题词】:analysis;brine;colorimetric;phosphonate;scaleinhibitor
【摘要】:Thistestmethodisusefulforthedeterminationoftracelevelphosphonateresiduesinbrines.Chemicaltreatmentwhichcontainphosphonatesareusedasmineralscaleandcorrosioninhibitorsingasandoildrillingandproductionoperations;andotherindustrialapplications.Often,thedecisionfortreatmentisbasedontheabilitytomeasurelowphosphonateconcentrationandnotuponperformancecriteria.Phosphonateconcentrationsaslowas0.16mg/Lhavebeenshowneffectiveincarbonatescaletreatment.Thistestmethodenablesthemeasurementofsub-mg/Lphosphonateconcentrationinbrinescontaininginterferingelements.Theprocedureincludesmeasuringtotal(see12.3.8)andfreeorthophosphate(see12.4.3)ionsandthedifferenceinconcentrationisthephosphonateconcentration.Thesamplecouldcontainorthophosphatenaturally,orfromdecompositionofthephosphonateduringprocessingorwelltreatmentorfromtreatingcompoundscontainingmoleculardehydratedphosphates.1.1Thistestmethodcoversthecolorimetricdeterminationofphosphonate(PNA)inbrinesfromgasandoilproductionoperationsintherangefrom0.1to5mg/L.1.2Thisphosphonatemethodisintendedforusetoanalyzelowconcentrationofphosphonateinbrinecontaininginterferingelements.Thistestmethodismostusefulforanalyzingphosphonateat0.1to1mg/Lrangeinbrineswithinterferingelements;however,itrequirespersonnelwithgoodanalyticalskill.1.3Thistestmethodhasbeenusedsuccessfullywithreagentwaterandbothfieldandsyntheticbrine.Itistheuser'sresponsibilitytoensurethevalidityofthistestmethodforwatersofuntestedmatrices.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecifichazardstatements,see9.1.3.
【中国标准分类号】:G12
【国际标准分类号】:75_020
【页数】:10P.;A4
【正文语种】: