Square tube fence, also known as zinc steel guardrail, is made of different sizes of square tube beams, slats and columns by welding. The top of the slat is designed with a sharp end to increase the safety of the guardrail. The surface is designed with zinc plating, plastic spraying or plastic dipping to increase the corrosion resistance of the guardrail.

Square tube fence is strong and beautiful, corrosion resistance, prevent rust, square tube welded guardrail is widely used, can be applied to garden fence, isolation fence, road isolation fence, community fence, site fence, building fence, Development Zone fence.