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ASTM E643-2009 金属薄板材球击变形的标准试验方法

作者:标准资料网 时间:2024-05-09 11:47:27  浏览:9445   来源:标准资料网
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【英文标准名称】:StandardTestMethodforBallPunchDeformationofMetallicSheetMaterial
【原文标准名称】:金属薄板材球击变形的标准试验方法
【标准号】:ASTME643-2009
【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】:E28.02
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:Ballpunchdeformationtest;Deformation--metals/alloys;Ductility--metals/alloys;Erichsentest;Metallicsheetmaterials;Olsencuptest;Steelsheet
【摘要】:Theballpunchdeformationtestiswidelyusedtoevaluateandcomparetheformabilityofmetallicsheetmaterials.Biaxialstretchingisthepredominantmodeofdeformationoccurringduringthetestand,therefore,theresultsaremostoftenusedtorateorcomparematerialsthataretobeformedmainlybystretching.However,precisecorrelationsbetweenthecupheightasdeterminedbythistestandtheformabilityofasheetmaterialunderproductionconditionshavenotbeenestablished.Itisrecognizedthatthecupheightsforspecimensfromthesamesamplemayvarywithdifferencesinmagnitudeofhold-downforce,lubrication,andmethodofendpointdetermination.TheproceduresdescribedinSections5,7.1,and7.3willminimizethesevariations.1.1Thistestmethodcoverstheprocedureforconductingtheballpunchdeformationtestformetallicsheetmaterialsintendedforformingapplications.Thetestappliestospecimenswiththicknessesbetween0.008and0.080in.(0.20and2.00mm).1.2Thevaluesstatedininchx2013;poundunitsaretoberegardedasthestandard.Note18212;TheballpunchdeformationtestisintendedtoreplacetheOlsencuptestbystandardizingmanyofthetestparametersthatpreviouslyhavebeenlefttothediscretionofthetestinglaboratory.Note28212;ThemodifiedErichsentesthasbeenstandardizedinEurope.ThemaindifferencesbetweentheballpunchdeformationtestandtheErichsentestarethediametersofthepenetratorandthedies.ErichsencupheightsaregiveninSIunits.1.3Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H23
【国际标准分类号】:77_040_10
【页数】:4P.;A4
【正文语种】:英语


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【英文标准名称】:Overheadlines-Requirementsandtestsforfittings
【原文标准名称】:架空线.接头要求和试验
【标准号】:BSEN61284-1998
【标准状态】:现行
【国别】:英国
【发布日期】:1998-03-15
【实施或试行日期】:1998-03-15
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:Althoughcreatedforfittingsabove45kVthestandardmayalsobeappliedtolowervoltagesandtosimilarfittingsforsubstations.
【中国标准分类号】:F21
【国际标准分类号】:29_240_20
【页数】:64P;A4
【正文语种】:英语


Product Code:SAE AMS3792/1
Title:Tape, Low Modulus Aramid, 2 (51), 300 (1,334) Breaking Strength
Issuing Committee:Ams P Polymeric Materials Committee
Scope:This specification covers one weight of low-modulus aramid tape. Primarily in construction of parachutes. Low-modulus aramid tape having width of 2.0 inches (51 mm) and 300-pounds force (1334-N) breaking strength.

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