【英文标准名称】:Mechanicalpropertiesoffastenersmadeofcarbonsteelandalloysteel-Part1:Bolts,screwsandstudswithspecifiedpropertyclasses-Coarsethreadandfinepitchthread(ISO898-1:2009);EnglishversionofDINENISO898-1:2009-08
【原文标准名称】:碳钢和合金钢制紧固件的机械性能.第1部分:螺栓,螺钉和螺柱等级划分规定.粗牙螺纹和精细齿节螺纹(ISO898-1-2009);德文版本ENISO898-1-2009
【标准号】:DINENISO898-1-2009
【标准状态】:现行
【国别】:德国
【发布日期】:2009-08
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:合金钢;螺栓;断裂荷载;布氏硬度;碳素钢;碳化;渗碳法;渗碳;凸头螺钉;化学成分;紧配合螺纹;定义;交货条件;命名体制;名称与符号;断裂伸长;外螺纹紧固件;紧固件;硬度;硬度测量;HB;热处理;六角头螺钉;六角内孔;计数检查;ISO螺纹;左螺纹;作标记;材料;机械性能;材料的机械性能;标准螺纹;有缺口冲击试验;部分脱碳;周围脱碳;物理性能;弹性极限应力;特性;洛氏(硬度);螺钉;规范;钢;强度等级;材料强度;螺柱;表面;抗拉强度;抗拉试验;试验力;试验;试验电压;螺纹;维氏硬度;屈服强度
【英文主题词】:Alloysteels;Bolts;Breakingload;Brinellhardness;Carbonsteels;Carbonization;Carburization;Carburizing;Cheeseheadscrews;Chemicalcomposition;Close-fitthreads;Definitions;Deliveryconditions;Designationsystems;Designations;Elongationatfracture;External-threadfasteners;Fasteners;Hardness;Hardnessmeasurement;HB;Heattreatment;Hexagonheadscrews;Hexagonsockets;Inspectionbyattributes;ISOscrewthreads;Left-handscrewthreads;Marking;Materials;Mechanicalproperties;Mechanicalpropertiesofmaterials;Normalthreads;Notchedbarimpactwork;Partialdecarburization;Peripheraldecarburization;Physicalproperties;Proofstress;Properties;Rockwell;Screws(bolts);Specifications;Steels;Strengthclass;Strengthofmaterials;Studs(fasteners);Surfaces;Tensilestrength;Tensiletesting;Testforces;Testing;Testingvoltages;Threads;Vickershardness;Yieldstrength
【摘要】:ThispartofISO898specifiesmechanicalandphysicalpropertiesofbolts,screwsandstudsmadeofcarbonsteelandalloysteelwhentestedatanambienttemperaturerangeof10℃to35℃.Fasteners--thetermusedwhenbolts,screwsandstudsareconsideredalltogether--thatconformtotherequirementsofthispartofISO898areevaluatedatthatambienttemperaturerange.Theymightnotretainthespecifiedmechanicalandphysicalpropertiesatelevatedtemperatures(seeAnnexB)and/orlowertemperatures.NOTE1FastenersconformingtotherequirementsofthispartofISO898areusedinapplicationsrangingfrom-50℃to+150℃.Usersareadvisedtoconsultanexperiencedfastenermetallurgistfortemperaturesoutsidetherangeof-50℃to+150℃anduptoamaximumtemperatureof+300℃whendeterminingappropriatechoicesforagivenapplication.NOTE2Informationfortheselectionandapplicationofsteelsforuseatlowerandelevatedtemperaturesisgiven,forexample,inEN10269,ASTMF2281andinASTMA320/A320M.CertainfastenersmightnotfulfilthetensileortorsionalrequirementsofthispartofISO898-1becausethegeometryoftheirheadsreducestheshearareaintheheadcomparedtothestressareainthethread.Theseincludefastenershavingalowhead,withorwithoutexternaldrivingfeature,alowroundorcylindricalheadwithinternaldrivingfeatureoracountersunkheadwithinternaldrivingfeature(see8.2).ThispartofISO898isapplicabletobolts,screwsandstudsa)madeofcarbonsteeloralloysteel,b)havingtriangularISOmetricscrewthreadaccordingtoISO68-1,c)withcoarsepitchthreadM1,6toM39,andfinepitchthreadM8×1toM39×3,d)withdiameter/pitchcombinationsaccordingtoISO261andISO262,e)havingthreadtolerancesaccordingtoISO965-1,ISO965-2andISO965-4.Itisnotapplicabletosetscrewsandsimilarthreadedfastenersnotundertensilestresses(seeISO898-5).Itdoesnotspecifyrequirementsforsuchpropertiesas--weldability,--corrosionresistance,--resistancetoshearstress,--torque/clampforceperformance,or--fatigueresistance.
【中国标准分类号】:J13
【国际标准分类号】:21_060_10
【页数】:64P.;A4
【正文语种】:英语