咬边 meaning in English

sidewall undercut
under cut
underct
uniform cross-section beam
wagon tracks

External defects : undercut , overip , arc pit , gas cavity in surface , crack in surface
外部缺陷：咬边、焊瘤、弧坑、表面气孔、表面裂纹。
Influence of undercuts on fatigue property of welded joints with ultrasonic peening treatment
咬边缺陷对超声冲击处理焊接接头疲劳性能的影响
After welding is complete , they shall be removed flush with the base metal without undercutting
焊接完成后，应清除这些临时部件至与母材金属表面齐平，不得出现咬边。
Abstract : expanding and closing technique of core - die of longitudinal seam occlusion machine for automobile silencer and design calculation of such mechanics have been introduced
文摘:介绍了汽车消声器纵缝咬边胀合技术及其咬边芯模机构的设计计算。
Specially for welding of thin and mid - thickness steel ; suitable for mag co2 welding of low carbon steel and low alloy steel inner wire feeder structure ; zx5 series thyristor dc arc welder ac arc welder with single phase moveable coil for sma mma welding ; suitable for welding low carbon steel , low alloy steel ; suitable for welding mid - thickness steel
可用于所有牌号焊条的直接手工电弧焊接引弧容易，无须用户调节可远距离调节焊接电流，便于焊工操作焊机动特性好，性能柔和，电弧稳定焊接熔池平静，飞溅小，不咬边，焊缝成形美观。