The main usage of steel grating can be divided to 4 kinds: platform, flooring, stair treads and drainage cover. Checker plate anti slip stair tread is the most popular type of steel stair treads. the
extruded part on check plate can keep people from sliding when climbing the steel ladder. There are two side plate in the stair tread, then the stair treads can be fixed on the I beam by clips.There
is two types of nosing plate, one type is nonslip plate nosing, the anther is checker plate nosing.