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【英文标准名称】:StandardTestMethodsforConductingTime-for-RuptureNotchTensionTestsofMaterials
【原文标准名称】:材料断裂时间的凹口张力试验的标准试验方法
【标准号】:ASTME292-2009e1
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:E28.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:axiality;bendingstrain;bendingstress;elongation;finalnotchcross-sectionalarea;gagelength;ktfactor;loading;majordiameter;minordiameter;notchcross-sectionalarea;notchrootradius;notchrupturestrength;stress
【摘要】:Rupturelifeofnotchedspecimensisanindicationoftheabilityofamaterialtodeformlocallywithoutcrackingundermulti-axialstressconditions,therebyredistributingstressesaroundastressconcentrator.Thenotchtestisusedprincipallyasaqualitativetoolincomparingthesuitabilityofmaterialsfordesignsthatwillcontaindeliberateoraccidentalstressconcentrators.1.1Thesetestmethodscoverthedeterminationofthetimeforruptureofnotchedspecimensunderconditionsofconstantloadandtemperature.Thesetestmethodsalsoincludestheessentialrequirementsfortestingequipment.1.2Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.Theunitsinparenthesesareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H22
【国际标准分类号】:77_040_10
【页数】:9P.;A4
【正文语种】:英语