High Strength Q355B Steel Pre Engineered Metal Building Earthquake Resistant Fast Install ISO CE Certified Quality
| Main Structurel Material: | Q355B/ASTM A572 Gr.50/EN S355/JIS SM490 | Secondary Structurel Material: | Q235B / ASTM A36/ EN S235JR / JIS SS400 |
| Other Material: | Q460 / ASTM A572 Gr.65 /EN S460 / JIS SM570 | Column and Beam: | Welded H-section/Hot-rolled H-beam/Box Column |
| Purlin: | C.Z Shape Steel Channel | Roof and Wall panel: | EPS/Rock Wool/PU / PIR Sandwich Panel,Corrugated/Trapezoidal Steel Sheet/Customized |
| Window: | Aluminum Alloy / PVC /Industrial Louver Window | Door: | Sliding/Rolling Shutter/Hinged Steel/Customized Steel Door |
| Customization: | Style / Size (Span, Height, Length) /Color / Material / Crane Capacity | Surface treatment: | Hot-dip Galvanized Zinc-rich Primer + Top Coat Anti-corrosion Coating |
| Seismic and Wind Resistance Rating: | Designed According To Local Seismic Codes/Wind:0.3-1.0 KN/㎡/81-120 Mph | Project Solution Capability: | CAD Graphic Design, 3D Tekla Modeling Design, Total Solution For Projects,One-stop Steel Structure Solution,Project-based Supply |
| After-sale Service: | Online Technical Support, Onsite Installation,Onsite Training,Onsite Inspection,Installation Drawings Support | Service Life Time: | 50+ Years |
Our high strength steel building is a premium pre engineered metal building and modular steel construction solution tailored for global commercial, industrial, and residential projects. As a professional manufacturer specializing in customized steel structural systems, we provide standardized steel building kits and integrated construction services to deliver durable, cost-effective, and high-efficiency building solutions worldwide.
Covering single-story, multi-story, and high-rise steel structure buildings, our products fully meet diverse architectural and engineering demands from small workshops to large-scale high-rise commercial complexes. Supported by professional engineering design and strict quality control, all our steel buildings adopt optimized structural layouts and high-grade raw materials, featuring outstanding stability, strong environmental adaptability, and flexible customization.
We adopt high-quality Q235B and Q355B steel frames as the main load-bearing structure, the most cost-effective and reliable carbon steel and low-alloy steel materials in the construction industry. Q235B steel features excellent plasticity and weldability, suitable for conventional building structures; Q355B high-strength steel boasts higher tensile strength and compressive resistance, ideal for long span construction, high-rise buildings, and heavy-load industrial facilities.
- Q235B / Q355B steel frame (customizable per project load requirement)
- Primary Structural Components: Hot-rolled & welded H Beam, box column steel frame
- Steel Yield Strength: Q235B ≥235MPa; Q355B ≥355MPa
- Surface Treatment: Hot-dip galvanized / anti-rust paint / fluorocarbon coating (corrosion-resistant, long service life)
- Connection Method: High-strength bolt connection steel, no on-site welding required
| Parameter Category | Technical Items | Standard Technical Data |
|---|---|---|
| Main Steel Material | Main Frame Steel Grade | Q235B / Q355B steel frame (customizable by load) |
| Structural Components | Hot-rolled & welded H Beam, box column steel frame | |
| Steel Yield Strength | Q235B ≥235MPa; Q355B ≥355MPa | |
| Surface Treatment | Hot-dip galvanized / anti-rust paint / fluorocarbon coating | |
| Connection Method | High-strength bolt connection steel, no on-site welding | |
| Structural Design Size | Applicable Building Type | Single-story, multi-story, and high-rise steel structure buildings |
| Span Specification | Single span design: 6m–60m; multi span splicing: unlimited combined span | |
| Building Height & Floors | Single-story: 3m–30m; Multi-floor: 2–20 floors; High-rise: ≥20 floors | |
| Max Long Span | Up to 80m column-free long span construction | |
| Bay Spacing / Customization | 3m–9m standard spacing; full custom design and dimensions available | |
| Safety & Environmental Performance | Wind Resistance Capacity | Wind resistant metal building, Grade 12 typhoon resistance (0.85kN/m²) |
| Earthquake Resistance Capacity | Earthquake resistant steel building, Magnitude 8 earthquake resistance (Zone 1–4 adaptation) | |
| Snow Load Bearing | 0.2kN/m²–1.2kN/m² (customized for cold regions) | |
| Structural Service Life | 50+ years for main steel frame structure | |
| Fire Resistance Rating | 1–3 hours fire resistance duration (optional fireproof coating) | |
| Construction & Installation | Pre engineered metal building + modular steel construction, full factory prefabrication | |

- Superior Safety & Weather Resistance: Professional earthquake resistant steel building and wind resistant metal building with light self-weight, good ductility, and flexible structural stress transmission that effectively buffers seismic impact and resists strong wind pressure.
- Ultra-Fast Construction Efficiency: Fast install steel building with pre-processed components and standardized steel building kits that realize modular on-site assembly, reducing construction cycle by over 50% compared to traditional concrete buildings.
- Flexible Customization & Versatile Application: Support for custom design and dimensions with one-stop personalized design services according to customer requirements, usage functions, and local building codes.
- Authoritative Quality Certification: All products pass strict ISO CE Certified Quality system certification, complying with international construction standards and quality access requirements of global markets.
Our modular steel construction solutions cover industrial, commercial, residential, and public infrastructure fields, with extremely high market adaptability:
- Industrial Field: Workshop and factory industrial buildings, industrial warehouses, logistics parks, production workshops, heavy industrial plants
- Commercial & Office Field: Office buildings, commercial plazas, shopping malls, high-rise commercial buildings
- Residential Field: Multi-story and high-rise apartment buildings, modular residential communities
- Public Infrastructure: Exhibition halls, exhibition centers, stadiums, conference halls, public service buildings

- Premium & Stable Structural Quality: Authentic Q235B and Q355B steel frames matched with high-rigidity H Beams and sturdy box column steel frames. Strict factory precision processing and standardized quality inspection ensure high strength, strong toughness, and long durability.
- Professional Custom Engineering Design: One-stop professional engineering design with full custom design and dimensions service. Customized structural schemes covering single span design, multi span splicing, long span construction, and multi floor steel construction.
- Ultra-Fast & Cost-Effective Construction: Fast install steel building with full factory prefabrication and modular production. Integrated steel building kits and mature bolt connection technology avoid on-site welding, shortening construction cycle by over 50%.
- Versatile Application & High Compatibility: Multi-purpose versatile application for workshops, factories, office buildings, apartments, high-rise commercial buildings, and exhibition halls. Flexible modular steel construction adapts to diverse scenarios.
- Full-Cycle Turnkey Overseas Service: Complete turnkey solution covering project consultation, scheme design, factory production, international transportation, on-site installation guidance, and after-sales maintenance with professional overseas installation support.






