Metal treatment – Stock
Patent
1998-01-28
2000-07-11
Ip, Sikyin
Metal treatment
Stock
420560, 420561, 420562, C22C 1300
Patent
active
06086687&
ABSTRACT:
A lead-free tin alloy for solder joints comprising up to 0.25% by weight of indium and a grain refiner which is an alloy consisting of, by weight, 2.5 to 10% aluminium, 1 to 5% magnesium and balance zinc. The alloys have improved mechanical properties, such as creep strength, and an improved thermal fatigue strength.
Bilham Roger
Oud Martinus Adrianus
Alpha Fry Limited
Ip Sikyin
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