ASTM F1881-2005 测量棒球球棒性能因数的标准试验方法

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【英文标准名称】:StandardTestMethodforMeasuringBaseballBatPerformanceFactor
【原文标准名称】:测量棒球球棒性能因数的标准试验方法
【标准号】:ASTMF1881-2005
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:F08.26
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:球类运动;棒球;球棒;性能;体育器材;试验方法
【英文主题词】:BBCOR;BPF;COR;baseballs;basballbats;batperformance
【摘要】:Thistestmethodoffersalaboratorymeanstocomparetherelativeperformancesofbaseballbats.Useofthistestmethodcanprovidesportsgoverningbodiesameanstocomparecalculatedbatted-ballspeedandotherphysicalpropertiesofthebats.1.1Thistestmethoddefinesamethodfordeterminingbatperformancebymeasuringthebat-ballcoefficientofrestitution(BBCOR),derivingthebatperformancefactor(BPF),andcalculatingbatted-ballspeed(BBS).Itisapplicabletobaseballbatsofanyconstructionormaterial.Thetestmethodprovidesaquantitativemeasureofbatdynamicperformancethatmaybeusedforcomparisonpurposes.1.2TheBBCOR,BPF,andBBSareeachcalculatedfrommeasurementstakeninthelaboratoryontestequipmentmeetingtherequirementsdefinedinthistestmethod.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesandtodeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Y56
【国际标准分类号】:97_220_40(OUTDOORANDWATERSPORTSEQUIPMENT)
【页数】:4P.;A4
【正文语种】: