Portal Frame Custom Steel Building Material For Warehouses Workshops And Schools

Our high-strength prefabricated steel structure offers a complete solution with rapid delivery and expert installation guidance. The design integrates an internal load-bearing steel frame with an external enclosure system for exceptional durability.

• Robust Portal Frame: Columns, beams, and bracing create a sealed building resistant to extreme weather
• Precision Manufacturing: Components cut, welded, drilled, and painted in our workshop
• Quick Installation: High-strength bolt assembly reduces labor costs
• Structural Elements: Tension, compression, bending, and combined-stress members

• Lightweight with high strength and large spans
• 20-30% lower cost than traditional buildings
• Shorter construction period with simple on-site assembly
• High fireproof performance and corrosion resistance
• Easily disassembled, moved, and recycled

Dimension: Custom length * width * eave height with variable roof slope

Type: Single/double/multi-slope; Single/double/multi-span; Single/double/multi-floor

Foundation: Concrete with steel foundation bolts

Column and Beam: Hot rolled or welded H steel Q355B with high strength bolts

Bracing: X or V type from angle steel or pipe

Purlin: Q235B C/Z section steel (C160-300 or Z160-300)

Roof/Wall Panel: Corrugated steel sheet or insulated sandwich panel

• Comprehensive material inspections before and after fabrication
• Precision measuring, cutting, and welding processes
• Accurate hole and cleat placement for structural reliability
• Professional support for on-site erection when required

• Specialization

  Integrated solutions for steel structure workshops, warehouses, and multi-storey buildings.

  Capacity

  Production capacity of 2,500 tons per month, supported by a 20,000 m² workshop space.

  Services

  Comprehensive offerings including layout consulting, structural design, fabrication, delivery, and installation guidance.

  Experience

  Over 20 years of expertise in delivering complete steel structure solutions.

  Global Reach

  Serving markets across South America, Africa, Oceania, and beyond.

Qingdao Tsin Steel Structure Construction Technology Co., Ltd. are engaged to provide integrated solution of steel structure workshop, warehouse and multi-storey steel building, including preliminary layout consulting, structural design, fabrication, delivery solution and installation guidance. We have three production lines for welded H steel. Our production capacity is 2500 tons per month. The overall space of our factory is around 30,000m².