Axle steel is used to make train axles. Axles are the core components of train bogies and are related to vehicle driving safety. Guiyang special steel is the largest domestic production base for high-power locomotive axle steel, with a domestic market share of more than 60%. Its products are exported to more than 20 countries and regions including Europe, Africa, Oceania, and Southeast Asia. Guiyang special steel's axle steel has also passed the CRCC EMU axle certification and is qualified to supply EMUs.

Applicable models include the 160 km/h Fuxing FXD1 locomotive and HXD1B, HXD1C, HXD1D and other mainline locomotives, EMU trains, etc.