Carbon steel stair treads are made of steel grating, nosing and side plates. They are easy installation, free maintenance, and strong loading capacity, the stair treads are classified to 8 models due to different nosing, with/without side plates, please see below pictures:
We can also offer the ball joint stanchion railing system, there are multiple designs of stanchions to suit for different applications, we fix the stanchions with connecting pipes and angles or closures, then it will be easy installed as a railing, please see below our designs and projects, all these railing system can be powder coating finish or hot dip galvanized finish: