H Section Steel Structural Beams Prefab Building Kits with CE Certification Basic Information Model NO.: KXD-SSB54 Color Reference: Ral Member of Engineering Team: 20 Quality Control: Daily Life Cycle: 50 Years Construction Period: 60 Days Customer Service: Aftersale Service Project Management: Turnkey Solution Engineering Tools: Autocad Type: H-Section Steel Standard: GB Forming: Hot-Rolled Steel Carbon Structural Steel: Q235 Residential Wall Structure: Wall Support Warranty