ASTM F1832-2007 测定射箭弓用拉弓和松劲曲线的标准试验方法
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【英文标准名称】:StandardTestMethodforDeterminingtheForce-DrawandLet-DownCurvesforArcheryBows
【原文标准名称】:测定射箭弓用拉弓和松劲曲线的标准试验方法
【标准号】:ASTMF1832-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:F08.16
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:射箭术;弓;连接件;体育器材;试验方法
【英文主题词】:brace-height;compoundbow;draw-stroke;force-draw;let-down
【摘要】:Thistestmethodestablishestheproceduretobeusedtomeasuretheforcenecessarytodrawanarcherybowfrombraceheighttothefulldrawposition,andtheholdingforcenecessarytoretainthebowstringwhenthebowislet-downfromfulldrawtobraceheight.Theforcevaluestakenatincrementsofdrawlengtharethenplottedversusdrawlengthusingrectangularcoordinates.Theresultingcurvesareknownastheforce-drawcurveandthelet-downcurve.Theforce-drawcurveisusedtodeterminetheenergythatthelimbsofthebowstorewhenitisdrawn.Theareaunderthecurvebetweenthepositionsofbraceheightandfulldrawcanbeexpressedasstoredenergy.Thelet-downcurveisusedtodeterminetheenergyrequiredtorestrainthebowstringasthebowislet-downfromfulldrawtobraceheight.Theenergyrepresentedbytheareaunderthecurvecanbesubtractedfromthestoredenergyinordertoestablishthestatichysteresisofthebowsystem.1.1Thistestmethodcoverstheproceduretobeusedtodeterminetheforce-drawandlet-downcurvesforarcherybows.1.2Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.TheSIunitsgiveninparenthesesareforinformationonly.1.3Thisstandarddoesnotpurportallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpractices,anddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Y55
【国际标准分类号】:97_220_40
【页数】:3P.;A4
【正文语种】:
【原文标准名称】:测定射箭弓用拉弓和松劲曲线的标准试验方法
【标准号】:ASTMF1832-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:F08.16
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:射箭术;弓;连接件;体育器材;试验方法
【英文主题词】:brace-height;compoundbow;draw-stroke;force-draw;let-down
【摘要】:Thistestmethodestablishestheproceduretobeusedtomeasuretheforcenecessarytodrawanarcherybowfrombraceheighttothefulldrawposition,andtheholdingforcenecessarytoretainthebowstringwhenthebowislet-downfromfulldrawtobraceheight.Theforcevaluestakenatincrementsofdrawlengtharethenplottedversusdrawlengthusingrectangularcoordinates.Theresultingcurvesareknownastheforce-drawcurveandthelet-downcurve.Theforce-drawcurveisusedtodeterminetheenergythatthelimbsofthebowstorewhenitisdrawn.Theareaunderthecurvebetweenthepositionsofbraceheightandfulldrawcanbeexpressedasstoredenergy.Thelet-downcurveisusedtodeterminetheenergyrequiredtorestrainthebowstringasthebowislet-downfromfulldrawtobraceheight.Theenergyrepresentedbytheareaunderthecurvecanbesubtractedfromthestoredenergyinordertoestablishthestatichysteresisofthebowsystem.1.1Thistestmethodcoverstheproceduretobeusedtodeterminetheforce-drawandlet-downcurvesforarcherybows.1.2Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.TheSIunitsgiveninparenthesesareforinformationonly.1.3Thisstandarddoesnotpurportallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpractices,anddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Y55
【国际标准分类号】:97_220_40
【页数】:3P.;A4
【正文语种】:
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