DIN 69100 T.1 Bb.1-1988 砂轮.标识.形式.尺寸符号.材料.尺寸符号对照表
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来源:标准资料网
【英文标准名称】:Bondedabrasiveproducts;designation,types,dimensionalletters,materials;comparisonofdimensionalletters
【原文标准名称】:砂轮.标识.形式.尺寸符号.材料.尺寸符号对照表
【标准号】:DIN69100T.1Bb.1-1988
【标准状态】:作废
【国别】:
【发布日期】:
【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】:
【英文主题词】:
【摘要】:
【中国标准分类号】:
【国际标准分类号】:
【页数】:
【正文语种】:
【英文标准名称】:Minesteeltubandparts
【原文标准名称】:矿车及配件
【标准号】:JISM6501-1977
【标准状态】:作废
【国别】:日本
【发布日期】:
【实施或试行日期】:
【发布单位】:日本工业标准调查会(JISC)
【起草单位】:Abolishment
【标准类型】:()
【标准水平】:()
【中文主题词】:组件;元部件;矿;鼓形桶;通用术语;散货储藏容器
【英文主题词】:mines;barrels(containers);bulkstoragecontainers;components;commonterms
【摘要】:
【中国标准分类号】:D93;S56
【国际标准分类号】:
【页数】:18P;A4
【正文语种】:日语
【英文标准名称】:StandardReferenceRadiographsforSteelCastingsUpto2in.[51mm]inThickness
【原文标准名称】:钢铸件厚度在2in(51mm)及以下用基准射线摄影
【标准号】:ASTME446-1998(2004)e1
【标准状态】:现行
【国别】:
【发布日期】:1998
【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】:E07.02
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:金相学;铸件;射线摄影;试验;厚度;造船;无损检验;金属;钢
【英文主题词】:castings;discontinuities;gammaray;referenceradiographs;steel;x-ray
【摘要】:1.1Thesereferenceradiographsillustratevarioustypesanddegreesofdiscontinuitiesoccurringinsteelcastingsthathavesectionthicknessesupto2in.[51mm](Note1).Note1-ReferenceradiographspreviouslyusedforthisthicknessrangecarriedthedesignationE71,butincludedanowrarelyusedgammasource,thatis,radium.ThecurrentdocumentisalsoupdatedbyinclusionofseveralrecognizedshrinkageorCcategoriesandbyeliminationofthecrackandhottearcategoriesexceptforoneexampleofeachofthesediscontinuitytypes.ReferenceradiographsforthickersectionsmaybefoundinE186andE280.1.2Thesereferenceillustrationsconsistofthreeseparatesets(Note2)asfollows:(1)mediumvoltage(nominal250-kVp)Xrays.(2)1-MVXraysandIridium-192radiation,and(3)2-MVto4-MVXraysandcobalt-60radiation.Eachsetisforcomparisononlywithradiographsproducedwithequivalentradiation.Itshouldberecognizedthateachenergylevelisnotapplicabletotheentirethicknessrangecoveredbythisdocument.Eachsetconsistsof6categoriesofgradeddiscontinuitiesinincreasingseverityleveland4categoriesofungradeddiscontinuitiesfurnishedasexamplesonly,asfollows:1.2.1CategoryA-Gasporosity;severitylevels1through5.1.2.2CategoryB-Sandandslaginclusions;severitylevels1through5.1.2.3CategoryC-Shrinkage;4types:1.2.3.1CA-Severitylevels1through5.1.2.3.2CB-Severitylevels1through5.1.2.3.3CC-Severitylevels1through5.1.2.3.4CD-Severitylevels1through5.1.2.4CategoryD-Crack;1illustration.1.2.5CategoryE-Hottear;1illustration.1.2.6CategoryF-Insert;1illustration.1.2.7CategoryG-Mottling;1illustration.Note2-Theillustrationsconsistofthefollowing:VolumeI:MediumVoltage(Nominal250kVp)X-RayReferenceRadiographs-Setof34illustrations(5by7in.)ina15by17-in.ringbinder.VolumeII:1-MVXRaysandIridium-192ReferenceRadiographs-Setof34illustrations(5by7in.)ina15by17-in.ringbinder.VolumeIII:2-MVto4-MVXRaysandCobalt-60ReferenceRadiographs-Setof34illustrations(5by7in.)ina15by17-in.ringbinder.Note3-AlthoughCategoryG-Mottlingislistedforallthreevolumes,theappearanceofmottlingisdependentonthelevelofradiationenergy.MottlingappearsreasonablyprominentinVolumeI;however,becauseofthehigherradiationenergylevelsmottlingmaynotbeapparentinVolumeIInorVolumeIII.1.3Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H26
【国际标准分类号】:
【页数】:3P.;A4
【正文语种】:
