tin test

Performance Test after Prevent Oxidation Treatment for Sintered Tin-bronze Filter

烧结锡青铜过滤元件防氧化处理前后性能测试对比

The tin-bronze alloy powder was used to instead of pure copper powder, the test results show that alloy layer crack slowed for using the bronze.

将锡青铜合金粉代替纯铜粉进行比较试验，分析结果表明用青铜的合金层中裂纹有所减缓。

The Measurement of Adhesion of TiN Film by Scratch Test

划痕试验法测定TiN薄膜的粘着力

The analysis method for lead in tin-base bearing alloy is studied. It is showed from the test that it has high accuracy and wide measure range.

研究了锡基轴承合金中铅的分析方法，试验结果表明该方法准确度高，并且测定铅含量的范围大。

Process of non-bright tin electroplating and test of deposit performance

雾面锡电镀工艺及镀层性能测试