离焦量对 45# 钢表面激光熔覆镍基碳化钨粉的影响

张德强, 张吉庆, 李金华, 郭忠娟

Effect of Defocusing Amount on Laser Cladding of Self-fluxing Ni-based WC on 45# Steel Surface

ZHANG De-qiang, ZHANG Ji-qing, LI Jin-hua, GUO Zhong-juan

表面技术 . 2015, (12): 92 -97 . DOI: 10.16490/j.cnki.issn.1001-3660.2015.12.015