SAE AS21432 Bearing, Roller, Needle, Track Roller, Integral Stud, Type VII, Antifriction, Inch
作者:标准资料网 时间:2024-05-07 02:00:36 浏览:9300
来源:标准资料网
Product Code:SAE AS21432
Title:Bearing, Roller, Needle, Track Roller, Integral Stud, Type VII, Antifriction, Inch
Issuing Committee:Acbg Rolling Element Bearing Committee
Scope:Scope unavailable.
【英文标准名称】:Tractorsandself-propelledmachinesforagricultureandforestry-Operatorenclosureenvironment,Part2:Heating,ventilationandair-conditioningtestmethodandperformance
【原文标准名称】:拖拉机和自进式农林机械.操作室环境.第2部分:加热,通风和空调试验方法和性能
【标准号】:ANSI/ASABE/ISO14269-2-2006
【标准状态】:现行
【国别】:美国
【发布日期】:
【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】:ASABE
【标准类型】:()
【标准水平】:()
【中文主题词】:农业机械;农用拖拉机;空调器;定义;定义条款;工作环境;林业设备;加热;性能试验;动力传动系统;自进式;通风;自然工作条件
【英文主题词】:Agriculturalmachines;Agriculturaltractors;Airconditioners;Definition;Definitions;Environment(working);Forestryequipment;Heating;Performancetests;Powertransmissionsystems;Self-propelled;Ventilation;Workingconditions(physical);Workingplaces
【摘要】:Specifiesauniformtestmethodformeasuringthecontributiontooperatorenvironmentaltemperatureandhumidityprovidedbyanair-conditioning,heating&ventilationsystemoperatinginaspecificambientenvironmentfortractors&self-propelledmachinesforagriculture&forestry.Thismethodmaynotdeterminethecompleteclimaticenvironmentoftheoperatorsincethisisalsoaffectedbyheatloadfromsourcesotherthanthoseonthemachine.Itisrecommendedthatpart3ofISO14269beusedinconjunctionwiththisparttodeterminemoreaccuratelythecompleteheatloadingontheoperatorenclosure.
【中国标准分类号】:T60
【国际标准分类号】:65_060_10
【页数】:
【正文语种】:英语
【英文标准名称】:StandardTestMethodforRigidityofPolyolefinFilmandSheeting
【原文标准名称】:聚烯烃薄膜及薄板硬度的标准试验方法
【标准号】:ASTMD2923-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:D20.19
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:film;polyolefins;rigidity;sheet;Plasticsheetandfilm;Polyolefin(PO);Rigidplastics
【摘要】:Therigidityofapolyolefinwebcanaffectitsmachinability,particularlyonthosepackagingmachineswhereacutportionofawebisrequiredtoremainflatmomentarilywithoutbeingsupportedonallsides.Rigidityisnotasimplepropertysinceitdependsontwootherpropertiesofthesample:thethickness(gauge),andthestiffnesswhichisaninherentpropertyofthematerialofwhichthefilmorsheetismade.Thecombinedeffectofthesetwofactorsistherigiditythatinfluencesperformanceonconvertingmachines.1.1Thistestmethoddescribestwoproceduresformeasuringtherigidityofpolyolefinfilmandsheeting.1.2ProcedureAprescribesaprocedureusinghigh-voltagestaticeliminatorsandtheuseofTFE-fluorocarbon-coatedplatestoovercomethespuriouseffectsofstaticelectricityandfriction.1.3ProcedureBprescribestheuseofafinepowderonuncoatedplatestoachieveasimilareffect.Note18212;Althoughthetwoproceduresaredesignedtoachievesimilareffect,theymaynotachievethesameresults.1.4ThevaluesstatedinSIunitsaretoberegardedasstandard.Thevaluesgiveninparenthesesareforinformationonly.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Note28212;ThereisnoknownISOequivalenttothisstandard.
【中国标准分类号】:G33
【国际标准分类号】:83_140_10
【页数】:4P.;A4
【正文语种】:英语
