【英文标准名称】:Aluminiumandaluminiumalloys-Anodizing-Part7:Assessmentofqualityofsealedanodicoxidationcoatingsbymeasurementofthelossofmassafterimmersioninphosphoricacid/chromicacidsolutionwithprioracidtreatment;GermanversionEN12373-7:
【原文标准名称】:铝及铝合金.阳极氧化.第7部分:通过磷酸和铬酸溶液浸渍酸处理后测量质量损失评估密封阳极氧化涂层的质量;德文版本EN123737:2002
【标准号】:DINEN12373-7-2002
【标准状态】:作废
【国别】:德国
【发布日期】:2002-11
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:浸入试验;阳极镀层;非金属覆层;阳极;无机物的;氧化物覆层;耐酸性;浸渍试验;铝;合金;磷酸;阳极氧化;重量损失;质量(物质);浸渍;质量损耗;紫外线;金属覆层;比较;质量损失;质量损失;测量;腐蚀;酸;腐蚀试验;紫外线辐射;;干制的;校验;无损检验;检验;校验试验;抽样方法;热学;光;铝合金;试验;耐酸性试验;密实的;材料试验;覆层
【英文主题词】:Acidresistance;Acid-resistancetests;Acids;Alloys;Aluminium;Aluminiumalloys;Anodic;Anodiccoating;Anodicoxidation;Authentication;Authenticitytests;Coatings;Compacted;Comparison;Corrosion;Corrosiontests;Dyed;Exposuretoheat;Heat;Immersion;Immersiontests;Immersiontests(corrosion);Inorganic;Inspection;Light;Lossofmass;Mass;Masslosser;Masslosses;Materialstesting;Measurement;Metalcoatings;Non-destructivetesting;Non-metalliccoatings;Oxidecoatings;Phosphoricacid;Samplingmethods;Testing;Ultraviolet;Ultravioletradiation;Weightlosses
【摘要】:ThisEuropeanStandardspecifiesamethodofassessingthequalityofsealedanodicoxidationcoatingsonaluminiumanditsalloysbymeasurementofthelossofmassafterimmersioninphosphoricacid/chromicacidsolutionwithprioracidtreatment.Arelatedstandard(EN12373-6)describesthesamemethodusedwithoutprioracidtreatment.Themethodisparticularlyapplicabletoanodicoxidationcoatingsintendedforarchitecturalpurposes.Forlesssevereapplications,themethoddescribedinEN12373-6maybemoresuitable.Themethodisnotapplicableto:hard-typeanodicoxidationcoatingswhichnormallyarenotsealed;anodicoxidationcoatingsthathavebeensealedonlyindichromatesolutions;anodicoxidationcoatingsproducedinchromicacidsolutions;anodicoxidationcoatingsthathaveundergoneatreatmenttorenderthemhydrophobic.Themethodisdestructiveandcanserveasareferencemethodincaseofdoubtordisputeregardingtheresultsofthetestforlossofabsorptivepower(EN12373-4),orthemeasurementofadmittance(EN12373-5).
【中国标准分类号】:H61
【国际标准分类号】:25_220_20;77_120_10
【页数】:9P.;A4
【正文语种】:德语


【英文标准名称】:Gearhobs-Accuracyrequirements
【原文标准名称】:齿轮滚刀.精度要求
【标准号】:ISO4468-2009
【标准状态】:现行
【国别】:国际
【发布日期】:2009-06
【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/TC60
【标准类型】:()
【标准水平】:()
【中文主题词】:准确度;测量精度;定义;偏差;尺寸公差;齿轮滚刀;齿轮;齿轮加工机床;铣刀;精密度;单头;规范(验收);公差(测量)
【英文主题词】:Accuracy;Accuracyofmeasurement;Definitions;Deviations;Dimensionaltolerances;Gearhobs;Gearwheels;Gear-cuttingmachines;Millingcutters;Precision;Single-start;Specification(approval);Tolerances(measurement)
【摘要】:ThisInternationalStandardspecifiesrequirementsfortheaccuracyofgeneral-purposehobsof0,5moduleto40module.ThesehobsareintendedforproducinggearswhichconformtoISO53andISO54.ThisInternationalStandardappliestohobsforspurandhelicalgears.Itappliestosolid(monobloc)andinsertedbladehobs.Theelementalfeaturesofhobsaregradedaccordingtoaccuracy,asfollows:?Grade4A;?Grade3A;?Grade2A:?GradeA;?GradeB;?GradeC;?GradeD.Grade4Aisthehighestorderofprecision.Inadditiontotheelementaltestsforhobs,thisInternationalStandardgivespermittedtolerancesforcompositeteststhataretakenalongthecuttingedgesonthelineofaction.Thetwogroupsoftestsarenotequivalentandoneshallchoosebetweenoneortheother.Iftherewasnopreviousagreement,thehobisregardedasbelongingtotheprecisionclassspecifiedifitsatisfiesoneortheotherofthetwomethodsofinspection.NOTEThetolerancesinthisInternationalStandardweredeterminedforgearhobswhosedimensionsconformtoISO2490,butwithcertainprecautionstheycanbeappliedtohobsnotspecifiedinthisInternationalStandard.
【中国标准分类号】:J17
【国际标准分类号】:21_200
【页数】:38P.;A4
【正文语种】:英语