超高速激光熔覆镍基WC涂层的显微结构与耐磨性能
张煜, 娄丽艳, 徐庆龙, 李岩, 李长久, 李成新

Microstructure and Wear Resistance of Ni-Based WC Coating by Ultra-High Speed Laser Cladding
ZHANG Yu, LOU Liyan, XU Qinglong, LI Yan, LI Changjiu, LI Chengxin
表5 45钢基体与熔覆材料的物理性能参数[28]
Table 5 Physical properties of 45 steel substrate and coating materials[28]
Material

Density

g·cm-3

Melting point

K

Thermal expansion coefficient / (10-6 K-1)

Thermal conductivity

W·m-1·K-1

WC15.730495.2~7.3121
Ni-Cu alloy8.841573~162314.025.96
45 steel7.85176311.251.9