【英文标准名称】:ModernPewterAlloys
【原文标准名称】:新的锡铅合金
【标准号】:ASTMB560-1979
【标准状态】:作废
【国别】:美国
【发布日期】:1979
【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】:有色金属;锡铅合金;锡;锡合金
【英文主题词】:tinalloys;tin;pewter;non-ferrousmetals
【摘要】:
【中国标准分类号】:H62
【国际标准分类号】:77_120_60
【页数】:3P;A4
【正文语种】:英语


【英文标准名称】:StandardGuideforElectroformingwithNickelandCopper
【原文标准名称】:含镍和铜的电铸的标准指南
【标准号】:ASTMB832-1993(2008)
【标准状态】:现行
【国别】:美国
【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】:B08.08.01
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:copper;copperelectroforming;electroforming;electroplating;mandrels;nickel;nickelelectroforming;Copper;Copperelectroforming;Electroformingmaterials/processes;Electroplatedcoatings;Mandrels;Nickel;Nickel-copperalloy
【摘要】:Thespecializeduseoftheelectroplatingprocessforelectroformingresultsinthemanufactureoftoolsandproductsthatareuniqueandoftenimpossibletomakeeconomicallybytraditionalmethodsoffabrication.Currentapplicationsofnickelelectroforminginclude:textileprintingscreens;componentsofrocketthrustchambers,nozzles,andmotorcases;moldsanddiesformakingautomotivearm-restsandinstrumentpanels;stampersformakingphonographrecords,video-discs,andaudiocompactdiscs;meshproductsformakingporousbatteryelectrodes,filters,andrazorscreens;andopticalparts,bellows,andradarwaveguides(1-3).Copperisextensivelyusedforelectroformingthinfoilfortheprintedcircuitindustry.Copperfoilisformedcontinuouslybyelectrodepositionontorotatingdrums.Copperisoftenusedasabackingmaterialforelectroformednickelshellsandinotherapplicationswhereitshighthermalandelectricalconductivitiesarerequired.Othermetalsincludinggoldareelectroformedonasmallerscale.Electroformingisusedwheneverthedifficultyandcostofproducingtheobjectbymechanicalmeansisunusuallyhigh;unusualmechanicalandphysicalpropertiesarerequiredinthefinishedpiece;extremelyclosedimensionaltolerancesmustbeheldoninternaldimensionsandonsurfacesofirregularcontour;veryfinereproductionofdetailandcomplexcombinationsofsurfacefinisharerequired;andthepartcannotbemadebyotheravailablemethods.1.1Thisguidecoverselectroformingpracticeanddescribestheprocessingofmandrels,thedesignofelectroformedarticles,andtheuseofcopperandnickelelectroplatingsolutionsforelectroforming.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H62
【国际标准分类号】:25_220_40
【页数】:9P.;A4
【正文语种】:英语