【英文标准名称】:TestMethodforCompression-DisplacementofBaseballsandSoftballs
【原文标准名称】:棒球和垒球受压位移的试验方法
【标准号】:ASTMF1888-2009
【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】:F08.26
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:baseballs;compression-displacement;softballs;Baseballequipment/applications;Compressiontesting--sportsequipment;Softballequipment;Sportsequipment;Statictests--recreational/sportsequipment
【摘要】:Thestaticcompression-displacementofabaseballorsoftballisamechanicalpropertywhichcancorrelatetodynamicproperties.Thistestmethodissuitableforobtainingdatainresearchanddevelopment,qualitycontrol,andclassifyingballsbythecompression-displacement.Sportsassociationscanusecompression-displacementstandardsinspecificationsforofficialbaseballsandsoftballsstandardsinspecificationsforofficialbaseballsandsoftballsforpurposesofconsistencyofperformance.Thissametestprocedurecanbeutilizedwithothercompressiveforcesandthespecifiedforceisnotnecessarilythesameasexperiencedinactualuse.1.1Thistestmethoddescribesacomparativemeasurementmethodforbaseballsandsoftballsasdefinedbyastaticcompressiondisplacementtest.1.2Thistestmethodisbasedonaslowrateforce-displacementmeasurement.1.3Thisprocedureisforbaseballsandsoftballsmeetingstandardsestablishedbythesports''governingbodies.Note18212;Sincethecompression-displacementofbaseballsandsoftballscaninfluencetheperformancecharacteristics,thistestprovidesasimplemethodtocompareandcategorizesuchballsbasedonforcelevelsinastandardizedcompression-displacementtest.1.4Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Y56
【国际标准分类号】:97_220_40
【页数】:3P.;A4
【正文语种】:英语


Product Code:SAE AMS3002
Title:Alcohol, Denatured Ethyl (NONCURRENT Aug 2009)
Issuing Committee:Ams B Finishes Processes And Fluids Committee
Scope:This specification covers a denatured ethyl alcohol in the form of a liquid.