ASTM D5085-2002 用化学抑制离子色谱法测定大气湿沉积物中氯化物、硝酸盐、硫酸盐含量的标准试验方法
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【英文标准名称】:StandardTestMethodforDeterminationofChloride,Nitrate,andSulfateinAtmosphericWetDepositionbyChemicallySuppressedIonChromatography
【原文标准名称】:用化学抑制离子色谱法测定大气湿沉积物中氯化物、硝酸盐、硫酸盐含量的标准试验方法
【标准号】:ASTMD5085-2002
【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(ASTM)
【起草单位】:D22.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:沉积物;硫酸盐合量;氯化物含量;硝酸盐含量;试验方法
【英文主题词】:atmosphericwetdepositionsamples;chloride;ionchromatography;nitrate;sulfate;
【摘要】:Thistestmethodisusefulforthedeterminationoftheanions:chloride,nitrate,andsulfateinatmosphericwetdeposition.Fig.X1.1intheappendixrepresentscumulativefrequencypercentileconcentrationplotsofchloride,nitrate,andsulfateobtainedfromanalysesofover5000wetdepositionsamples.Thesedatamaybeusedasanaidintheselectionofappropriatecalibrationsolutions.(3)1.1Thistestmethodisapplicabletothedeterminationofchloride,nitrate,andsulfateinatmosphericwetdeposition(rain,snow,sleet,andhail)bychemicallysuppressedionchromatography(1).ForadditionalapplicationsrefertoTestMethodD4327.1.2Theconcentrationrangesforthistestmethodarelistedbelow.Therangetestedwasconfirmedusingtheinterlaboratorycollaborativetest(seeTable1forstatisticalsummaryofthecollaborativetest).MDL(mg/L)(2)RangeofMethod(mg/L)RangeTested(mg/L)Chloride0.030.09-2.00.15-1.36Nitrate0.030.09-5.00.15-4.92Sulfate0.030.09-8.00.15-6.521.3Themethoddetectionlimit(MDL)isbasedonsingleoperatorprecision(2)andmaybehigherorlowerforotheroperatorsandlaboratories.Theprecisionandbiasdatapresentedareinsufficienttojustifyuseatthislowlevel,however,manyworkershavefoundthatthistestmethodisreliableatlowerlevelsthanthosethatweretested.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecificprecautionarystatementsaregiveninSection9.
【中国标准分类号】:Z15
【国际标准分类号】:07_060;71_040_40
【页数】:9P.;A4
【正文语种】:
【英文标准名称】:Codeofpracticeforfatiguedesignandassessmentofsteelstructures
【原文标准名称】:钢结构疲劳设计和评定实用规程
【标准号】:BS7608-1993
【标准状态】:现行
【国别】:英国
【发布日期】:1993-04-15
【实施或试行日期】:1993-04-15
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:设计;分类系统;结构;结构钢;疲劳;尺寸;结构体系;钢;焊接;结构设计;应力;材料强度;连接;设计计算;文献索引;应力分析;断裂
【英文主题词】:Bibliography;Classificationsystems;Design;Designcalculations;Dimensions;Fatigue;Fracture;Joints;Steels;Strengthofmaterials;Stress;Stressanalysis;Structuraldesign;Structuralsteels;Structuralsystems;Structures;Welding
【摘要】:Generalrecommendationsforpartsofstructureswhicharesubjecttorepeatedfluctuationsofstress.Coverswroughtstructuralsteelwithyieldstrengthupto700N/mm2operatinginsub-creepregime.
【中国标准分类号】:H40
【国际标准分类号】:91_080_10
【页数】:96P;A4
【正文语种】:英语
【英文标准名称】:StandardSpecificationforIntrusionResistantGenericVaultStructures
【原文标准名称】:一般拱形结构的抗侵入性的标准规范
【标准号】:ASTMF1247-1989(2005)
【标准状态】:现行
【国别】:
【发布日期】:1989
【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】:F12.10
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:突出物;安全要求;设计;建筑
【英文主题词】:intrusiondeterrence;intrusionresistance;vault;vaultconstruction;vaultstructure
【摘要】:1.1Thisspecificationisfortheuseandguidanceofthosewhopurchase,design,construct,install,approve,ormodifygenericvaultstructuresintendedforprotectionofvaluablesagainstlossduetoforcedentry.1.2Thisspecificationincludesthedescriptionsofterms,classifications,materials,practices,andmethodstobefollowedinconstructing,fabricating,ormodifyingintrusionresistantgenericvaults.1.3Thisspecificationdoesnotaddressfireresistivity,nordoesitaddressmodularpanels.1.4Thisspecificationisnotintendedtopreventtheuseofsystems,methods,ordevicesthatprovidealevelofintrusionresistanceequivalentorbetterthanthatprescribedherein.Anysystem,method,ordevicedifferentfromthatdetailedhereinmaybeexamined,inaccordancewiththeintentofthisspecification,andiffoundtobeequivalentorbetter,maybeincluded.1.5Nothinginthisspecificationshallbeconstruedtoprohibitbetterorsaferconditionsthantherequirementsspecifiedherein.1.6Materialsandconstructiondetailsoutlinedinthisspecificationareintendedtodetailprotectiverequirementsnecessarytoachievetherequiredlevelofintrusionresistance,andarenotintendedtoaddressstructuralsoundnessoroperationalfitness,areasforwhichtheprojectengineer,architect,orequipmentsupplierareresponsible.1.7EachreferenceddocumentcitedinSection2shallbemeanttobetheeditionineffectonthedatethisspecificationwaspublished.Note18212ArationaleisgiveninAppendixX1.1.8Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.9Thefollowingprecautionarystatementpertainstothetestmethodportiononly,Section9,ofthisspecification:Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:P31
【国际标准分类号】:13_310
【页数】:8P.;A4
【正文语种】: