2022年镀银铜导线计算 .pdf

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1、Calculation chart for silver.coated.copper.wiresThe chart shows coating thickness and weight percentage as a function of diameter.Example:Wire diameter 0,13 mm Coating thickness 1,0 m=Coating weight 3,8%or 38 g per kg When tin or nickel coating are required in place of silver,the following formula c

2、an be used to calculate the equivalent coating thickness or weight percentage:for equivalent weight percentage PNi=0,848 PAgfor equivalent coating thickness SNi=1,18 SAgfor equivalent weight percentage PNi=0,695 PAgfor equivalent coating thickness SNi=1,44 SAgNickelTin-Coating ThicknessCoating Weigh

3、tWire Diameter m-microinchesg/kg-%mm-mils页码，1/3GLOBAL WIRE GROUP2008-12-26file:/D:003通用技术 011常用数据 材料Calculation chart for silve.名师资料总结-精品资料欢迎下载-名师精心整理-第 1 页，共 3 页 -The following table indicates the suitability of various coating for different condition:.SolderabilityResistance to sulphurMaximum cont

4、inuous working temperature(uninsulated)Cu bare0-60oCu tinned+120oCu silver coated+-200oCu nickel coated0+260o.0 indicates that good solderability can only be obtained with agressive fluxes(e.g.activated colophonium type F-SW 26 according to DIN 8511/sheet 2 or RA according to MIL-F 14256-D).页码，2/3GL

5、OBAL WIRE GROUP2008-12-26file:/D:003通用技术 011常用数据 材料Calculation chart for silve.名师资料总结-精品资料欢迎下载-名师精心整理-第 2 页，共 3 页 -Copyright?1997-98 GLOBAL WIRE Group.All rights reserved.Site development and administration by PCS 页码，3/3GLOBAL WIRE GROUP2008-12-26file:/D:003通用技术 011常用数据 材料Calculation chart for silve.名师资料总结-精品资料欢迎下载-名师精心整理-第 3 页，共 3 页 -