Lower Carbon Footprint:
Architectural exposed structural steel (AESS) is a modern solution that combines structural strength with striking visual impact. Unlike conventional steel frameworks that remain hidden, AESS is designed to be part of the architecture's aesthetic identity, offering clean lines, elegant finishes, and bold expressions of engineering. It is widely used in commercial buildings, cultural landmarks, transport hubs, and high-end residential projects where both beauty and durability are essential. Liyou's AESS solutions are tailored to meet diverse design concepts, ensuring every project achieves both architectural excellence and long-term reliability.
High Aesthetic Value: Designed for visibility, ensuring clean lines, smooth finishes, and architectural appeal.
Superior Strength: Manufactured from premium-grade steel with excellent load-bearing capacity.
Precision Fabrication: Advanced welding, cutting, and coating techniques ensure flawless detailing.
Customizable Design: Adaptable to complex shapes, spans, and architectural concepts.
Material Options: High-quality steel grades tailored to project needs
Surface Treatment: Various anti-corrosion finishes available upon request
Fabrication Standards: Manufactured according to international construction codes
Welding & Connections: Advanced welding processes with reliable testing methods
Design Flexibility: Supports diverse architectural styles and complex structural requirements
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The key difference between AESS and traditional structural steel lies in the finish and aesthetic treatment:
AESS is intentionally left exposed and often undergoes special surface treatments to ensure it meets high visual standards. This might include smooth finishes, high-quality paint coatings, or intricate detailing to make the steel appear visually appealing.
Regular structural steel is typically hidden from view behind walls, ceilings, or cladding, and doesn’t require the same aesthetic considerations.
AESS must also meet higher standards of workmanship, as the quality of the steel, welds, and connections will be visible.
The cost of AESS can be higher than traditional structural steel due to several factors:
Finish quality: The need for special surface treatments (such as painting, polishing, or blasting) increases the cost.
Detailed fabrication: Higher quality workmanship and precision in welding and connections to ensure the structure looks aesthetically pleasing.
Customization: Custom designs and finishes often add to the cost, especially for unique or highly visible applications.
On average, AESS may cost 10% to 30% more than traditional structural steel, though this varies depending on the complexity and design of the structure.
While AESS offers many benefits, there are some challenges:
Increased construction time: The fabrication, finishing, and installation of exposed steel can take longer, especially if the steel needs to be precisely treated and finished.
Higher costs: The additional labor for finishing and detailing increases the cost of the materials and construction process.
Maintenance: Exposed steel surfaces, especially if they are located in high-humidity or high-pollution environments, may require more frequent maintenance to prevent rust and corrosion.
Design and engineering complexity: The structural elements need to be carefully designed to look visually appealing while still maintaining structural integrity, which can add complexity to the planning process.
Ensuring high-quality AESS requires attention to detail during every phase of construction:
Quality control during fabrication: This involves stringent checks on welds, connections, and steel quality before the steel is sent for finishing.
Surface preparation: The steel must be properly cleaned, polished, or sandblasted before any finish is applied, ensuring there are no imperfections visible after installation.
Expert installation: Proper handling and installation of AESS are critical to avoid damage and to ensure the steel is aligned and mounted precisely as designed.
Maintenance: Regular inspections and maintenance of exposed steel elements are necessary to ensure they remain in good condition over time.
Yes, AESS is environmentally friendly for several reasons:
Recyclability: Steel is one of the most recycled materials globally, and AESS uses steel that can be repurposed or reused at the end of its life cycle.
Durability: Steel’s long lifespan reduces the need for frequent repairs and replacements, which contributes to fewer materials being consumed over time.
Energy-efficient designs: Steel’s structural properties can be used to create energy-efficient buildings with open layouts, reducing the need for excessive artificial lighting and heating.
1. Anchor Bolt and Fastener Part
No. | Item | Specification |
1 | Anchor bolt 1 | M20×400 |
2 | Anchor bolt 2 | M16×260 |
3 | High-strength bolt | M20, M16, 8.8S |
4 | Common bolt | M16 |
5 | Galvanized bolt | M12 |
6 | Turnbuckle bolt | M16 |
7 | Sag rod | Ø12 |
2. Main Steel Structure Part
No. | Item | Specification |
1 | Steel column (Q235B) | HN396×200×7×11 |
2 | Wind column (Q235B) | SHS150×100×5.0 |
3 | Roof truss beam (Q235B) | HN396×200×7×11 |
4 | Floor main beam (Q235B) | HN600×200×11×17 |
5 | Tie bar (Q235B) | SHS100×100×5.0 |
6 | Horizontal/Column brace (Q235B) | Ø16 |
7 | Steel stairs | [250#、[200#、[160# channel steel, 4mm checkered plate] |
8 | Angle brace (Q235B) | L50×6.0 |
9 | Roof purlin (Q355B) | C250×75×20×2.0 |
10 | Wall purlin (Q355B) | C250×75×20×2.0 |
11 | Connecting plate (Q235B) | 6mm–16mm |
3. Enclosure Part
No. | Item | Specification |
1 | Roof plate | 0.6mm thick, type 840 steel sheet |
2 | Exterior wall | 0.6mm thick, type 900 steel sheet |
3 | Steel man door | 910×2010×2 |
4 | Stainless steel handrail | 1.1m high |
5 | Roof ventilator | 600×600 |
6 | Gutter | 2.0mm galvanized |
7 | Downpipe | Ø110 PVC |
8 | Trimming | 0.55mm thick steel plate |
9 | Hardware accessories | Nails, supports, structural glue, etc. |
1. Anchor Bolt and Fastener Part
No. | Item | Specification |
1 | Anchor bolt 1 | M20×400 |
2 | Anchor bolt 2 | M16×260 |
3 | High-strength bolt | M20, M16, 8.8S |
4 | Common bolt | M16 |
5 | Galvanized bolt | M12 |
6 | Turnbuckle bolt | M16 |
7 | Sag rod | Ø12 |
2. Main Steel Structure Part
No. | Item | Specification |
1 | Steel column (Q235B) | HN396×200×7×11 |
2 | Wind column (Q235B) | SHS150×100×5.0 |
3 | Roof truss beam (Q235B) | HN396×200×7×11 |
4 | Floor main beam (Q235B) | HN600×200×11×17 |
5 | Tie bar (Q235B) | SHS100×100×5.0 |
6 | Horizontal/Column brace (Q235B) | Ø16 |
7 | Steel stairs | [250#、[200#、[160# channel steel, 4mm checkered plate] |
8 | Angle brace (Q235B) | L50×6.0 |
9 | Roof purlin (Q355B) | C250×75×20×2.0 |
10 | Wall purlin (Q355B) | C250×75×20×2.0 |
11 | Connecting plate (Q235B) | 6mm–16mm |
3. Enclosure Part
No. | Item | Specification |
1 | Roof plate | 0.6mm thick, type 840 steel sheet |
2 | Exterior wall | 0.6mm thick, type 900 steel sheet |
3 | Steel man door | 910×2010×2 |
4 | Stainless steel handrail | 1.1m high |
5 | Roof ventilator | 600×600 |
6 | Gutter | 2.0mm galvanized |
7 | Downpipe | Ø110 PVC |
8 | Trimming | 0.55mm thick steel plate |
9 | Hardware accessories | Nails, supports, structural glue, etc. |