Prefabricated Steel Structure Building Construction Warehouse Workshop Basic Information Model NO.KXD-SSB54 Color ReferenceRal Member of Engineering Team20 Quality ControlDaily Life Cycle50 Years Construction Period60 Days Customer ServiceAftersale Service Porject ManagementTurnkey Solution Engineering ToolsAutocad TypeH-Section Steel StandardGB FormingHot-Rolled Steel Carbon Structural SteelQ235 Residential Wall StructureWall Support Warranty30 Year Limited Warranty