ISO 83-1976 钢夏比冲击试验(U形切口)
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来源:标准资料网
【英文标准名称】:Steel;Charpyimpacttest(U-notch)
【原文标准名称】:钢夏比冲击试验(U形切口)
【标准号】:ISO83-1976
【标准状态】:作废
【国别】:国际
【发布日期】:1976-11
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC164
【标准类型】:()
【标准水平】:()
【中文主题词】:冲击试验;材料试验;钢;试验设备;试样制备;机械试验;试验条件;摆式冲击试验
【英文主题词】:Charpyimpacttests;Impacttesting;Materialstesting;Mechanicaltesting;Specimenpreparation;Steels;Testequipment;Testingconditions
【摘要】:SpecifiesthecharpyimpactmethodusingU-notchtestpieces.Determinestheimpactstrengthofsteelbybreakingbyoneblowfromaswingingpendulum,underconditionsdefinedhereafter,atestpiecerestingontwosupportsanddeterminingtheenergyabsorbed.
【中国标准分类号】:H22
【国际标准分类号】:77_040_10
【页数】:3P;A4
【正文语种】:英语
基本信息
| 标准名称： | 兔骨骼标本技术条件(试行) |
| 中标分类： |
轻工、文化与生活用品 >>
文教、体育、娱乐用品 >>
教学专用仪器 |
| 发布日期： | |
| 实施日期： | 1994-06-01 |
| 首发日期： | |
| 作废日期： | |
| 出版日期： | |
| 页数： | 2页 |
适用范围
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前言
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目录
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引用标准
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所属分类： 轻工 文化与生活用品 文教 体育 娱乐用品 教学专用仪器
【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】:
