NF R34-303-1987 自行车和机动脚踏两用车铃.技术规范
时间:2024-05-21 12:49:42 来源: 标准资料网 作者：标准资料网 阅读：8159
【英文标准名称】:Bellsforbicyclesandmopeds.Technicalspecifications.
【原文标准名称】:自行车和机动脚踏两用车铃.技术规范
【标准号】:NFR34-303-1987
【标准状态】:现行
【国别】:法国
【发布日期】:1987-12-01
【实施或试行日期】:1987-12-20
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:性能试验;疲劳试验;声强;声学测量;道路车辆;机动脚踏两用车;铃;自行车;规范;声压
【英文主题词】:
【摘要】:
【中国标准分类号】:Y14
【国际标准分类号】:43_150
【页数】:2P;A4
【正文语种】:其他
Product Code:SAE AMS4118
Title:Aluminum Alloy, Rolled or Cold Finished Bars, Rods, and Wire, 4.0Cu - 0.70Mn - 0.60Mg - 0.50Si, (2017; -T4, -T451), Solution Heat Treated
Issuing Committee:Ams D Nonferrous Alloys Committee
Scope:This specification covers an aluminum alloy in the form of bars, rods, and wire.These products have been used typically for parts requiring good strength and whose fabrication does not involve welding, but usage is not limited to such applications.【英文标准名称】:StandardSpecificationforNickel-Coated,Copper-CladSteelWireforElectronicApplication
【原文标准名称】:电气用镀镍包铜钢丝
【标准号】:ASTMB559-1993(2007)
【标准状态】:现行
【国别】:
【发布日期】:1993
【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】:B01.06
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:金属线;铜;电气元件;镍;导电体;电子工程;电气工程;有色金属
【英文主题词】:cladsteelelectricalconductor;copper-cladsteelelectricalconductor;copper-cladsteelwire;electricalconductor;nickel-coated;nickel-electrical/electronicapplication
【摘要】:1.1Thisspecificationcoversnickel-coated,round,copper-cladsteelwireforelectronicapplication.1.2Nickelcoatingsinmasspercentagesofthetotalmassofthecoatedwireareasfollows:2,4,7,10,and27%.Nickel-coatedwirehavingdifferentminimummasspercentagesofnickelmaybeobtainedbymutualagreementbetweenthemanufacturerandthepurchaser.Forinformationpurposes,thethicknessofcoatinginmicroinchesprovidedbythepercentageslistedaboveisshownin.1.3Fourclassesofnickel-coated,copper-cladsteelwirearecoveredasfollows:1.3.1ClassN30HS-Nominal30%conductivity,harddrawn.1.3.2ClassN30A-Nominal30%conductivity,annealed.1.3.3ClassN40HSNominal40%conductivity,harddrawn.1.3.4ClassN40A-Nominal40%conductivity,annealed.1.4Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly,exceptforresistivity,wheretheSIunitsaretoberegardedasthestandard.Thefollowingsafetyhazardscaveatpertainsonlytothetestmethoddescribedinthisspecification.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.(Warning-Considerationshouldbegiventotoxicityandflammabilitywhenselectingsolventcleaners.)
【中国标准分类号】:H49;K10
【国际标准分类号】:29_060_10
【页数】:7P.;A4
【正文语种】: