Evolutional rule of weartrace wavelength and wave hollow from calculation of boundary layer parameter are deduced. A new thread of researches in erosion wear is provided.
通过对边界层参数的计算推论磨痕波长和波深演变规律，提出了冲蚀磨损机理新的研究思路。
2
When producing gray iron, it is possible by adding trace antimony to prevent quality fluctuation of molten iron and increase tensile strength and wear resistance.
在生产灰铸铁时，加入微量锑可防止铁液质量波动，提高抗拉强度和耐磨性。
3
Crack nucleation and propagation in wear-resistant bainite ductile cast iron were investigated by press trace method and SEM.