JB/T 10256.2-2001 电阻点焊——电极握杆 第2部分:莫氏锥度配合
时间:2024-05-05 10:42:41 来源: 标准资料网 作者:标准资料网 阅读:9799
基本信息
标准名称: | 电阻点焊——电极握杆 第2部分:莫氏锥度配合 |
英文名称: | Resistance spot welding-Electrode holders Part 2: Morse taper fixing |
中标分类: |
机械 >>
通用加工机械与设备 >>
焊接与切割设备 |
ICS分类: |
机械制造 >>
焊接、钎焊和低温焊 >>
焊接设备
|
发布部门: | 中国机械工业联合会 |
发布日期: | 2001-05-23 |
实施日期: | 2001-10-01 |
首发日期: | 1900-01-01 |
作废日期: | 1900-01-01 |
提出单位: | 全国电焊机标准化技术委员会 |
归口单位: | 全国电焊机标准化技术委员会 |
起草单位: | 成都电焊机厂 |
起草人: | 张龙祖 |
出版社: | 机械工业出版社 |
出版日期: | 2001-10-01 |
页数: | 7页 |
适用范围
本标准规定了同轴且具有电缆夹紧结构的电阻点焊电极握杆(B型)的尺寸和容差。利用其莫氏锥柄直接把握杆固定在多点焊设备焊接工作缸上.
前言
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所属分类: 机械 通用加工机械与设备 焊接与切割设备 机械制造 焊接 钎焊和低温焊 焊接设备
【英文标准名称】:StandardTestMethodforVehicleCrashTestingofPerimeterBarriers
【原文标准名称】:环形物障的车辆撞击测试的标准试验方法
【标准号】:ASTMF2656-2007
【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】:F12.10
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:物障;碰撞;撞击;维修;周长;道路车辆;试验设备;测试;运载工具
【英文主题词】:anti-rambarriers;anti-terroristbarriers;berms;bollards;continuousbarriers;ditches;fixedbarriers;fixed-widthbarriers;freestandingbarriers;netbarriers;operablebarriers;perimeterbarriers;perimetergates;planterbarriers;platebarriers;
【摘要】:Thistestmethodprovidesastructuredproceduretoestablishapenetrationratingforperimeterbarrierssubjectedtoavehicleimpact.Knowingthepenetrationratingprovidestheabilitytoselectanappropriatebarrierforsite-specificconditionsaroundafacility.Thebarrierpenetrationratingdoesnotimplythatabarrierwillperformasratedinallsiteconditions,approachroutes,andtopography.Also,onlysingle-specimentestsataspecifiedimpactlocationarerequiredbythistestmethod,andtherefore,notallpointsofimpactcanbetestedandvalidatedforthepenetrationrating.Otherimpactlocationsmayresponddifferently.1.1Thistestmethodprovidesarangeofvehicleimpactconditions,designations,andpenetrationperformancelevels.Thiswillallowanagencytoselectpassiveperimeterbarriersandactiveentrypointbarriersappropriateforuseatfacilitieswithadefinedmovingvehiclethreat.Agenciesmayadoptandspecifythoseconditiondesignationsandperformancelevelsinthistestmethodthatsatisfytheirspecificneeds.Agenciesmayalsoassigncertificationratingsforactiveandpassiveperimeterbarriersbasedonthetestsandtestmethodologiesdescribedherein.Manytestparametersarestandardizedtoarriveatacommonvehicletypeandmass,enhancetestrealismandreplication,andproduceuniformratingdesignations.1.2Compliancewiththesetestproceduresestablishesameasureofperformancebutdoesnotrenderanyperimeterbarrierinvulnerabletovehiclepenetration.Cautionshouldbeexercisedininterpretingtestfindingsandinextrapolatingresultstootherthantestconditions.Whilecomputersimulationsarepowerfultoolsthatareusefulinthedevelopmentofnewandimprovedbarriersorinestimatingperformanceunderdifferingconditions,useofonlytheresultsfromcomputersimulationforfieldingaproductisstronglydiscouraged.Whenperformingatest,developersandusersareencouragedtoaddressspecificorunusualsiteconditionsasneeded.Oftenlocalterrainfeatures,soilconditions,climate,orotheritemswilldictatespecialneedsatspecificlocations.Therefore,ifsiteconditionsarelikelytodegradeabarriersperformance,theagencyinneedofaperimeterbarriershouldrequiretestingwiththespecificsiteconditionsreplicatedforfull-scalecrashtesting.1.3Product/designcertificationunderthistestmethodonlyaddressestheabilityofthebarriertowithstandtheimpactofthetestvehicle.Itdoesnotrepresentanendorsementoftheproduct/designoraddressitsoperationalsuitability.1.4ThevaluesinSIunitsaretoberegardedasthestandard.Thevaluesshowninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesandtodeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:T04
【国际标准分类号】:43_180
【页数】:16P.;A4
【正文语种】:
【英文标准名称】:StandardTestMethodforTensileandTensileAdhesionPropertiesofRigidCellularPlastics
【原文标准名称】:硬质泡沫塑料拉伸和拉伸粘接性能的标准试验方法
【标准号】:ASTMD1623-2009
【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】:D20.22
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:rigidcellularplastics;tensileadhesion;tensilestrength;Adhesion;Rigidcellularplastics;Tensileproperties/testing--plastics
【摘要】:1.1Thistestmethodcoversthedeterminationofthetensileandtensileadhesionpropertiesofrigidcellularmaterialsintheformoftestspecimensofstandardshapeunderdefinedconditionsoftemperature,humidity,andtestingmachinespeed.1.2Tensilepropertiesshallbemeasuredusinganyofthreetypesofspecimens:1.2.1TypeAshallbethepreferredspecimeninthosecaseswhereenoughsamplematerialexiststoformthenecessaryspecimen.1.2.2TypeBshallbethepreferredspecimenwhenonlysmallerspecimensareavailable,asinsandwichpanels,etc.1.2.3TypeCshallbethepreferredspecimenforthedeterminationoftensileadhesivepropertiesofacellularplastictoasubstrateasinasandwichpanelorthebondingstrengthofacellularplastictoasinglesubstrate.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Thevaluesgiveninparenthesesaremathematicalconversionstoinch-poundunitsthatareprovidedforinformationonlyandarenotconsideredstandard.Note18212;ThereisnoknownISOequivalenttothistestmethod.
【中国标准分类号】:G31
【国际标准分类号】:83_100
【页数】:6P.;A4
【正文语种】:英语