挖掘机斗齿是挖掘机上的重要部件，类似于人的牙齿，也是易损件，是由齿座和齿尖组成的组合斗齿，二者靠销轴连接。由于斗齿磨损失效部分是齿尖，只要更换齿尖即可。
介绍高锰钢斗齿焊接的一种新方法。
A new method of welding high Mn steel bucket teeth was introduced.
可以满足挖掘机斗齿、齿座类等耐磨件性能的要求。
It can meet with the requirement of wear-resistant part such as bucket teeth and bucket teeth seat of excavator etc.
分析斗齿材质与焊接裂纹的关系，找出产生裂纹的原因。
Analyzing bucket teeth material and welding crack, the reason was found out.
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