| 简介 |
An alloy suitable for use in a wave solder process, reflow soldering process, hot air levelling process or a ball grid array, the alloy comprising from 0.08-3 wt. % bismuth, from 0.15-1.5 wt. % copper, from 0.1-1.5 wt. % silver, from 0-0.1 wt. % phosphorus, from 0-0.1 wt. % germanium, from 0-0.1 wt. % gallium, from 0-0.3 wt. % one or more rare earth elements, from 0-0.3 wt. % indium, from 0-0.3 wt. % magnesium, from 0-0.3 wt. % calcium, from 0-0.3 wt. % silicon, from 0-0.3 wt. % aluminium, from 0-0.3 wt. % zinc, and at least one of the following elements from 0.02-0.3 wt % nickel, from 0.008-0.2 wt % manganese, from 0.01-0.3 wt % cobalt, from 0.01-0.3 wt % chromium, from 0.02-0.3 wt % iron, and from 0.008-0.1 wt % zirconium, and the balance tin, together with unavoidable impurities. |
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