The invention discloses an alloy coating bushing which comprises a steelbacking layer, a substrate layer, a nickel grid layer and a friction-reducing layer which are sequentially arranged.
本发明公开了一种合金镀层轴瓦，包括依次设置的钢背层、基底层、镍栅层和减摩层。
2
The laser beam melts a portion of the steel core and the segment backing metal, forming a weld.
激光光束熔体部分钢铁核心和后盾金属部分，形成焊缝。
3
The factors which influence the ball mill operating economically is more. First, the wear consumption of steel sphere and backing sheet is serious.