Steel portal frame structure solution for the Guyana plant project
Amidst the wave of industrial upgrading in Guyana, a modern factory building employing a steel portal frame structure has risen from the ground. The project, for which Canglong Group provided a one-stop solution from design to installation, leveraged technological innovation and localized services to create an efficient, durable, and economical industrial space for the client, showcasing the global competitiveness of Chinese steel structure enterprises.

I. Project Core
Addressing Guyana’s tropical climate and industrial warehousing needs, Canglong Group adopted a steel portal frame structure as the main solution. This structure, composed of a simple beam-column system, offers advantages such as large spans, flexible space, and rapid construction, perfectly meeting the factory’s requirements for large spaces and high loads.
Main Materials: The beams and columns are made of Q355 high-strength H-beams with a yield strength of 355MPa, ensuring structural stability and seismic performance under large spans. The purlins are made of galvanized C-shaped steel with a hot-dip galvanized surface treatment (zinc layer thickness ≥275g/㎡), offering more than three times the corrosion resistance of ordinary steel, making them particularly suitable for the high-temperature and high-humidity environment of Guyana.
Space Design: By optimizing the column grid layout, the internal usable area is maximized while reserving space for future equipment upgrades, meeting the long-term development needs of clients.
II. One-Stop Service
Canglong Group leverages an AI-driven digital platform to achieve efficient collaboration throughout the entire project lifecycle.
- AI-Aided Design: Utilizing BIM modeling and finite element analysis software, structural stress, wind loads, and seismic conditions are simulated to optimize node connection schemes, reducing material waste by 15%.
- Intelligent Production: The factory uses automated production lines to process H-beams and C-beams with laser cutting accuracy of ±0.5mm, ensuring zero dimensional errors in components. The galvanizing process strictly adheres to ISO 1461 standards to guarantee corrosion resistance.
- Efficient Logistics and Installation: Through route planning and optimized sea freight routes, all components are transported within 45 days. Modular installation technology was adopted on-site, shortening the main structure construction period by 30% compared to traditional construction methods.

III. Enclosure System
In addition to the main structure, Canglong Group provided a complete enclosure system solution, balancing practicality and economy.
- Walls: EPS sandwich panels (core material density 18kg/m³, fire rating B1) were used, providing both thermal insulation (thermal conductivity ≤0.03W/m·K) and noise reduction, reducing indoor temperature difference by 5-8℃ compared to traditional brick walls.
- Roof: Aluminum-zinc-magnesium metal panels (substrate thickness 0.5mm) were laid, with a fluorocarbon coating providing 25 years of weather resistance. Combined with a siphon drainage system, drainage efficiency was improved by 40% during heavy rain.
- Supporting Systems: Customized industrial-grade roller shutters, aluminum alloy sliding windows, and ventilators were provided to meet the factory’s ventilation, lighting, and safety requirements. Gutters and downpipes were made of PVC-U material, offering excellent resistance to UV aging.
IV. Setting a Benchmark for Overseas Industrial Construction
This project, through the Canglong Group’s one-stop service, enabled the client to achieve multiple benefits.
- Controllable Costs: Prefabricated steel structure production reduces on-site welding work, lowering labor costs by 25%, galvanized steel and sandwich panel materials have a lifespan of up to 30 years, with maintenance costs only one-third that of concrete structures.
- Rapid Production: From design confirmation to completion and delivery, only 90 days were completed, helping the client to start production lines ahead of schedule and seize market opportunities.
- Green and Environmentally Friendly: The steel structure has a 90% recyclability rate, and carbon emissions during construction are reduced by 60% compared to traditional buildings, aligning with Guyana’s sustainable development strategy.

V. Industry Recognition
The success of the Guyana plant project marks a crucial step in Canglong Group’s market expansion in the Caribbean region. Leveraging its localized supply chain and 24/7 after-sales support, the Group has completed over 2,000 overseas projects, covering Latin America, Southeast Asia, Europe, and Africa.
In the future, Canglong Group will continue to focus on green steel structures and intelligent construction, providing global customers with integrated solutions for design, production, transportation and installation, helping industrial infrastructure construction in various countries reach new heights!








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