How to surface welding the old excavator tooth pin?

　　After the excavator tooth pin and rubber has been used for a long time, or people has used the excavator tooth pin and rubber with a wrong way, then the teeth pin would easy to has some abrasion damages and earlier efficacy problem, to ensure the digger machine can be normal working, people would choose install one new excavator tooth pin and rubber to instead of the old teeth pin, but writer attention that this method is undesirable, because it would increase the production methods, so suggests people to use the surface welding method to recovery the surface abrasion damage problems of the old excavator tooth pin and rubber.

　　For example, before surface welding the old excavator tooth pin, people can use the knife to cut down the teeth top into a same position and leave put a groove with a suitable dimension, the next step is use the casting or high temperature casting process to welding the austenite manganum steel welding strip on the abrasion position of the old teeth pin, then it would recovery to its original appearance.