本文首例报告了用氯化锶或氯化锂作变质剂抑制高铅青铜铸件偏析缺陷的试验。
In the present paper, the first experiments that restrained segregation of the casting of high leaded bronze by means of modificator consisted of lithium chloride or strontium chloride is reported.
锡焊件、铅锡合金、锌压铸件、铍青铜、磷铜等合金在电镀前也常用预镀铜来改善结合力。
Tin welding parts and lead-tin alloy die casting, zinc, beryllium bronze, phosphorus copper alloy in electroplating copper with commonly used before also gets to improve adhesion.
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