Steel Structure Net Rack 1)Durable for 15 years at least 2)Firm and ... Resuable... Professional and brilliant Design, Processing and Installation of Steel Constructions, like Steel Structural Stadiums, can be provided for you. Customer's ... and efficient platforms etc., are all based on Steel Constructions. NameSteel Net RackMaterialsHot Galvanised Steel, C Purlin, H Beam, Sandwich panel, etc.Features1 ...