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日立制造研究所研制了一种比铝青铜耐磨性高9倍的FA381铜合金,其成分中含3%的铁、8%的铝、1%的硅。适用制造各种高精度易磨损件。
Hitachi Research Institute has developed a wear-resistant than aluminum bronze 9 times the FA381 copper alloy, which contains 3% of the composition of iron, 8% aluminum, 1% silicon. Suitable for manufacturing all kinds of high-precision wear parts.