发明授权
US07985374B2 Cadmium-free silver brazing filler metal 有权
无镉银钎焊料

Cadmium-free silver brazing filler metal
摘要:
A cadmium-free silver brazing filler metal containing gallium, indium, nickel and cerium falls into the field of metal material and metallurgy. Its chemical composition includes (by mass percentage) Cu 28.0%-35.0%, Zn 28.0%-38.0%, Ga 0.1%-2.5%, In 0.1%-2.5%, Ni 0.1%-2.5%, Ce 0.002%-0.1%, and Ag in balance.
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