walkway steel grating is mainly used in factory ground, human can walk on it. As we know, many passageway is very narrow, but it requires that workers can walk on it. Then our steel grating can perfectly solve this problem.It can bear at least 300 kg weight. Walkway galvanized Steel grid plate is made by Carbon or mild steel of certain sizes through the processing of grooving, lock-pressure, welding, finishing and other treatment. Industrial bar gratings can be actually made from copper, aluminum and other materials, while galvanized steel grating is the mostly used one due to its economic cost and good property.