The results indicate that the transition layer of 40CrNiMoA steel strengthened with graphite or Cr12MoV electrode is thicker than that with CrWMn or YG-8 electrode.

• 结果表明,石墨和Cr12MoV电极瞬态电能强化40CrNi MoA钢表层后,形成的过渡层较宽,而由Cr WMn和YG-8电极强化后的过渡层较窄。