【英文标准名称】:StandardSpecificationforZinc,TinandCadmiumBaseAlloysUsedasSolders
【原文标准名称】:锌、锡和镉基焊料的标准规范
【标准号】:ASTMB907-2009
【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】:B02.04
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:bar;ingot;zinc-aluminumalloys;zinc-aluminum-copperalloys;tin-zincalloys;zinc-tinalloys;zinc-tin-copperalloys;zinc-cadmiumalloys;tin-cadmium-zincalloys;cadmium-zincalloys;cadmium-zinc-silveralloys;cadmium-silveralloys;powder;ribbon;
【摘要】:1.1Thisspecificationcoverssoldermetalalloys(commonlyknownassoftsolders),includingzinc-aluminum,zinc-aluminum-copper,zinc-tin,zinc-tin-copper,zinc-cadmium-tin,zinc-cadmium,tin-zinc,cadmium-zinc,cadmium-zinc-silver,andcadmium-silver,usedassoldersforthepurposeofjoiningtogethertwoormoremetalsattemperaturesbelowtheirmeltingpoints.1.1.1CertainalloysspecifiedinthisstandardarealsousedasThermalSprayWireintheelectronicsindustryandarecoveredforthispurposeinSpecificationB943.SpecificationB833coversZincandZincAlloyWireforThermalSpraying(Metallizing)usedprimarilyforthecorrosionprotectionofsteel(asnotedinAnnexA1ofthisspecification).1.1.2TinbasealloysareincludedinthisspecificationbecausetheiruseintheelectronicsindustryisdifferentthanthemajoruseofthetinandleadsoldercompositionsspecifiedinSpecificationB32.1.1.3Thesesoldersincludealloyshavinganominalliquidustemperaturenotexceeding850x00B0;F(455x00B0;C).1.1.4Thisspecificationincludessolderintheformofsolidbars,ingots,wire,powderandspecialforms,andintheformofsolderpaste.1.2Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.3Toxicity8212;Warning:Solubleandrespirableformsofcadmiummaybeharmfultohumanhealthandtheenvironmentincertainformsandconcentrations.Therefore,ingestionandinhalationofcadmiumshouldbecontrolledundertheappropriateregulationsoftheU.S.OccupationalSafetyandHealthAdministration(OSHA).Cadmium-containingalloysandcoatingsshouldnotbeusedonarticlesthatwillcontactfoodorbeverages,orfordentalandotherequipmentthatisnormallyinsertedinthemouth.Similarly,ifarticlesusingcadmium-containingalloysorcoatingsarewelded,soldered,brazed,ground,flame-cut,orotherwiseheatedduringfabrication,adequateventilationmustbeprovidedtomaintainoccupationalcadmiumexposurebelowtheOSHAPermissibleExposureLevel(PEL).1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.ItistheresponsibilityoftheuserofthisstandardtobecomefamiliarwithallhazardsincludingthoseidentifiedintheappropriateMaterialSafetyDataSheet(MSDS)forthisproduct/materialasprovidedbythemanufacturer,toestablishappropriatesafetyandhealthpractices,anddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:J33
【国际标准分类号】:
【页数】:6P.;A4
【正文语种】:英语