fence panel made by pre-galvanized steel tube or aluminum tube, full welded and powder coated, galvanized ... to customers requirement.MATERIAL: Black steel tube, pre-galvanized steel tube, aluminum tube, D-shape steel, W-shape steel, any shape metal.PURPOSE: Pool ... , garden fence, balcony and stairs fence, and so onCERTIFICATE: ISO9001 steel and aluminum fence panel for garden