SAE J663 Rivets for Brake Linings and Bolts for Brake Blocks
时间:2024-05-21 22:03:35 来源: 标准资料网 作者：标准资料网 阅读：8041
Product Code:SAE J663
Title:Rivets for Brake Linings and Bolts for Brake Blocks
Issuing Committee:Truck And Bus Foundation Brake Committee
Scope:This SAE Standard specifies the dimensions of semitubular rivet and bolts for brake linings/blocks.
【英文标准名称】:StandardTestMethodforDamagetoContactingSolidSurfacesunderFrettingConditions
【原文标准名称】:评估相互接触的硬质表面在磨损条件下发生的损坏的标准试验方法
【标准号】:ASTMG204-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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】:G02.40
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:fretting;frettingcorrosion;frettingwear
【摘要】:Frettingwearandcorrosionarepotentialserviceabilityfactorsinmanymachines.Theyhavealwaysbeenfactorsinshippingfinishedgoodsbytruckorrail.Packingmaterialsrubbingonaproductintransitcanmaketheproductunsalable.Beveragecansandfoodcanscanlosetheirtradedressandconsumersoftenequatecontainerdamagetocontentdamage.Clampingsurfacesoninjectionmoldsaredamagedbyfrettingmotionsonclamping.Thisdamageisasignificantcauseformoldreplacement.Machinesinshipmentaresubjecttofrettingdamageintherealareaofcontactofthebearingsonthemachines.Operatingvibrationandmovementofmechanicallyclampedcomponents,likescrewedassemblies,canproducedamageontheclampedfacesandotherfacesthataffectsmachinefunctionoruse.Manytimesfrettingdamageappearsintheformofpits,whicharestressconcentratorsthatcanleadtomechanicalfractures.Electricalcontactsinanydevicethatissubjecttovibrationaresusceptibletofailure(opencircuit)duetofrettingdamageatrealareasofcontact.Thistestmethodisintendedtobeusedtoidentifymatingcouplesthatmaybelesspronetofrettingdamagethanothers.Thisinformationinturnisusedtoselectmaterialsofconstructionorsurfacetreatmentsthatarelesspronetofrettingdamageforapplicationswherefrettingconditionsareknownorperceivedtoexist.1.1Thistestmethodcoversthestudyingorrankingthesusceptibilityofcandidatematerialstofrettingcorrosionorfrettingwearforthepurposesofmaterialselectionforapplicationswherefrettingcorrosionorfrettingwearcanlimitserviceability.1.2Thistestmethodusesatribologicalbenchtestapparatuswithamechanismordevicethatwillproducethenecessaryrelativemotionbetweenacontactinghemisphericalriderandaflatcounterface.Theriderispressedagainsttheflatcounterfacewithaloadingmass.nbsp;nbsp;nbsp;Thetestmethodisintendedforuseinroomtemperatureair,butfutureeditionscouldincludefrettinginthepresenceoflubricantsorotherenvironments.1.3Thepurposeofthistestmethodistorubtwosolidsurfacestogetherundercontrolledfrettingconditionsandtoquantifythedamagetobothsurfacesinunitsofvolumelossforthetestmethod.1.4ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:J21
【国际标准分类号】:21_260
【页数】:5P.;A4
【正文语种】:英语
【英文标准名称】:StandardGuideforRisk-BasedCorrectiveActionAppliedatPetroleumReleaseSites
【原文标准名称】:喷油现场危险纠正作用的标准指南
【标准号】:ASTME1739-1995
【标准状态】:现行
【国别】:美国
【发布日期】:1995
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:喷油现场用;纠正作用;喷油现场;定性化学点试验;RBCA加工;子服务器污染;危险;石油;导则;石油产品;污染;灾害;环境控制;危险分析;环境
【英文主题词】:petroleum;mineraldeposits;petroleumproducts;riskanalysis;guides;risk;oilindustries;contamination
【摘要】:
【中国标准分类号】:E10
【国际标准分类号】:75_180_10
【页数】:53P;A4
【正文语种】:英语