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采用挤压法试验生产的ＺＡ１２锌铝合金轴套，制品表面光洁、无裂纹；显微组织和机械性能均优于铸件；耐磨性能优于ＺＱＳｎ６－６－３；与铸造法相比可节约材料费用５４％。
The ZA12 zinc-aluminum alloy sleeve produced by the extrusion method has smooth and crack-free surface, better microstructure and mechanical properties than the castings, and better wear resistance than ZQSn6-6-3. Compared with the casting method, the material can be saved Cost 54%.