Loaded flat steels with center distance are 30mm, the most common in various industrial fields. As the load-bearing strength of the steel-bar grating is determined by flat steels with the minimum distance, the steel-bar grating is of more bearing strength.

· Loaded flat steels with center distance: 30mm
· Center distance of upright rails: 100mm

· Loaded flat steels with center distance: 30mm
· Center distance of upright rails: 50mm

Loaded flat steels with center distance are 60mm, the most applied to mining industry and other projects needed, also to producing fence separation. It is not recommended to use center distance of rails of 100mm.

· Loaded flat steels with center distance: 40mm
· Center distance of upright rails: 50mm

· Loaded flat steels with center distance: 40mm
· Center distance of upright rails: 100mm

·Tooth shape