【英文标准名称】:StandardSpecificationforUltrasonicExaminationofForgedCrankshafts
【原文标准名称】:锻制大型曲轴的超声波检验
【标准号】:ASTMA503/A503M-2001(2006)
【标准状态】:现行
【国别】:美国
【发布日期】:2001
【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】:A01.06
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:contactmethod;continuousgrainflow;crankshafts;forgedsteel;slabforged;ultrasonicexamination
【摘要】:1.1Thisisanacceptancespecificationfortheultrasonicinspectionofforgedsteelcrankshaftshavingmainbearingjournalsorcrankpins4in.[100mm]orlargerindiameter.1.2Thisspecificationcoversthetestingequipmentrequiredandthetestproceduretobefollowed,anditdefinesthecriticalandnoncriticalareasandlimitsofacceptance.1.3Thisspecificationisintendedtocoverbothcontinuousgrainflow(CGF)crankshaftsformediumandhighspeeddieselenginesaswellassolid(slab)forgedcrankshaftsforotherapplications.1.4Thevaluesstatedineitherinch-poundunitsorSI(metric)unitsaretoberegardedseparatelyasthestandard.Withinthetextandtables,theSIunitsareshowninbrackets.Thevaluesstatedineachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnonconformancewiththespecification.1.5Unlesstheorderspecifiestheapplicable"M"specificationdesignation,theinch-poundunitsshallbeused.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H26
【国际标准分类号】:21_120_10
【页数】:3P.;A4
【正文语种】:英语