Copper nickel, good machinability and bad crack resistance.
镍铜，易加工，但抗裂性较差。
The good machinability of the steels were proved by cutting, grinding and polishing experiments.
通过切削、磨削、抛光等实验证实该材料具有良好的加工性能。
Copper nickel, good machinability bad crack resistance. Repair welding of shole gray cast iron machined surface subject to no load.
镍铜，易加工，但抗裂性较差。不受力的灰铸铁加工面及砂眼补焊。
Copper nickel good machinability and bad crack resistance. Repair welding of sand hole and gray cast iron machined surface subject to no load.
镍铜，易加工，但抗裂性较差。不受力的灰铸铁加工面及砂眼补焊。
Copper nickel, good machinability and bad crack resistance. Repair welding of sand hole and gray cast iron machined surface subject to no load.
镍铜，易加工，但抗裂性较差。不受力的灰铸铁加工面及砂眼补焊。
In this process, microwave heating is used to make ceramic materials plastifying under a high temperature, so that a good machinability can be achieved.
该方法利用微波加热使陶瓷材料在较高温度下塑性化，从而获得到较好的加工性。
As the lightest constructional material, magnesium alloy has high specific strength, high specific stiffness, good magnetic-shielding ability, good damping ability, and good machinability.
镁合金是比重最轻的结构材料，具有高的比强度、比刚度和良好的磁屏蔽性、阻尼性、切削加工性等优点。
Tungsten and its alloy are very good materials in engineering, but their machinability is worse.
钨及其合金是非常好的工程材料熏但其切削加工性差。
Another object of the present invention is to provide a press quench alloy with enhanced extrusion productivity and good mechanical properties and machinability.
本发明的另一个目的是提供具有提高的挤压生产率和良好的机械性能和机械加工性能的模压淬火合金。
Another object of the present invention is to provide a press quench alloy with enhanced extrusion productivity and good mechanical properties and machinability.
本发明的另一个目的是提供具有提高的挤压生产率和良好的机械性能和机械加工性能的模压淬火合金。
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