BACK battery is dedicated cold rolled material, cold-rolled products are mainly used in automotive panels, home appliances plate, tin plate, color-coated, electrical steel and other high value-added products.

St37-2G carbon structural steel plates and strips are featured with good comprehensive mechanical performance (strength and percent elongation, etc.) and process performance (bending ), high dimensional accuracy and excellent welding performance.

St44-3G carbon structural steel plates and strips are featured with good comprehensive mechanical performance (strength and percent elongation, etc.) and process performance (bending ), high dimensional accuracy and excellent welding performance

St52-3G carbon structural steel plates and strips are featured with good comprehensive mechanical performance (strength and percent elongation, etc.) and process performance (bending ), high dimensional accuracy and excellent welding performance.

B340/590DP high-strength dual-phase steel is featured with low yield strength, no yield elongation, high strain strengthening index and excellent collision-resistance and can increase safety of automobiles while lowering their weight.

B400/780DP high-strength dual-phase steel, a phase change strengthening steel, is in a structure mainly composed of ferrite and martensite, which is dispersed in certain quantity to ferritic matrix by adoption of special chemical compositions and prod