【英文标准名称】:TestMethodsforMeasuringHigh-SpeedBatPerformance
【原文标准名称】:高速球棒性能测量用试验方法
【标准号】:ANSI/ASTMF2219-2007
【标准状态】:作废
【国别】:美国
【发布日期】:2007
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:球棒;高速;测量;室外娱乐活动;性能;体育器材;测试
【英文主题词】:Bat;Highspeed;Measuring;Outdoorleisureactivities;Performance;Sportsequipment;Testing
【摘要】:Thesetestmethodsdefineamethodfordeterminingbatperformancebymeasuringthebat-ballcoefficientofrestitution(BBCOR),derivingtheballexitspeedratio(BESR),andcalculatingabatted-ballspeed(BBS).Itisapplicabletobaseballandsoftballbatsofanyconstructionormaterial.Thetestmethodsprovidequantitativemeasuresofbatdynamicperformancethatmaybeusedforcomparisonpurposes.TheBBCOR,BESR,andBBSareeachcalculatedfrommeasurementstakeninthelaboratoryontestequipmentmeetingtherequirementsdefinedinthisspecification.Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesandtodeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Y56
【国际标准分类号】:97_220_40
【页数】:
【正文语种】:英语