【英文标准名称】:StandardTestMethodforCreepMeasurementofSelf-LubricatingBushings
【原文标准名称】:自润滑套管的蠕变测量的标准试验方法
【标准号】:ASTMD7107-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【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】:D20.10
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:测量;试验;自润滑;蠕变;润滑;套管
【英文主题词】:bushings;materialcreep
【摘要】:Self-lubricatingbushingswithlowcreepratesareusedinhydropowerturbinesandotherapplicationsinwhichbushingdistortioncouldcausemisalignmentofshaftsandlinkages.Anassumptionismadethatifthecreepissatisfactoryat55160kPa[8000psi],itwillalsobesatisfactoryatlowerpressures.1.1Thistestmethoddeterminestheamountofcreepexhibitedbyself-lubricatingbushingsexposedtoahighloadforanextendedperiodoftime.1.2Thistestmethodisdesignedtoreproduceconditionstypicalofthoseencounteredbytrunnionbushingsinhydropowerapplicationsandanyotherbushingssubjectedtohighcontinuousloadingandlow-speedoscillatingapplications.1.3Thistestmethodisconductedoncutsegmentsofthebushings.1.4ThevaluesgiveninSIunitsaretoberegardedasthestandardinallpropertyanddimensionaltables.Note1--ThereisnoequivalentISOstandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesandtodeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G33
【国际标准分类号】:23_100_99
【页数】:6P.;A4
【正文语种】: