T shaped steel bar is a kind of steel processed into T-shaped. It is named because its cross section is the same as the english letter "T". T shaped steel bar can be divided into two kinds: 1. Cutted from H-section steel and the standard of using T shaped steel is the same as H-section steel (GB/T11263-2010). It is an ideal material to replace double angle steel welding. It has the advantages of strong bending resistance, simple construction, cost saving and light structure weight. 2. Hot-rolled T-shaped steel bar, mainly used in mechanical and hardware profiles.