| 摘要 |
Brass solder, consisting of: 54-60% copper per weight, 0.3-2% tin per weight, 0.1-0.5% silicon per weight, up to 0.1% contamination and zinc per weight, characterized in that it also includes 0.1-5% manganese per weight or/and up to 0.1% boron per weight, with zinc being the remainder.
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