As a professional exporter of custom steel structure buildings, we are dedicated to providing high-performance, customizable high-rise and super high-rise steel structure office building solutions that meet international standards. Our products are widely applied in global central business district (CBD) office projects, corporate headquarters, Grade A office buildings, and mixed-use high-rises, featuring reliable quality, flexible customization, and comprehensive after-sales support. The following detailed introduction covers definitions, characteristics, advantages, specifications, customization content, and scope to help you fully understand our offerings and meet your global high-rise construction needs.
What is a High-rise & Super High-rise Steel Structure Office Building?
A high-rise steel structure office building is a multi-story high-rise structure with high-strength steel as the primary load-bearing system, typically classified as follows:
• High-rise: ≥ 10 floors or building height > 28m (per Chinese standard)
• Super high-rise: ≥ 28 floors or building height > 100m (per international standard)
It integrates advanced steel structure design, modular prefabrication, intelligent construction, and vertical transportation integration technologies. Core components—including steel frames, core tubes, outrigger trusses, curtain wall supports, and steel columns/beams—are factory-prefabricated and transported to the site for hoisting and assembly. As a core carrier of urban business economy, it integrates office functions, business supporting services, conference facilities, and property management, providing efficient, comfortable, and sustainable working spaces for enterprises. Our solutions fully comply with AISC 360-22, EN 1991-1-1, GB 50017-2017, and can be customized to align with local building codes, seismic standards, and climate conditions globally.
Product Characteristics
High Flexibility & Space Utilization
Column-free Office Space: Optimized column grid (8m×8m to 12m×12m) enables large open office areas, improving space utilization by 10–15% compared to concrete structures.
Dual-Function Integration: Core tubes concentrate elevators, stairs, and utilities, maximizing usable office space; flexible partitions adapt to different enterprise needs (open offices, private offices, meeting rooms).
Vertical Layout Adaptability: Different floor heights (3.3m–4.5m) for offices, mechanical floors, and retail areas; roof can be designed as sky gardens or photovoltaic power stations.
Light Weight & High Structural Safety
High-Strength Steel: Main materials include Q355B, Q420, Q460, ASTM A36, and CFST (concrete-filled steel tube), with yield strength ≥345MPa, ensuring excellent load-bearing capacity.
Low Self-Weight: Steel structure weight is only 1/3–1/5 of traditional concrete structures, reducing foundation load by 40–60% and adapting to complex urban geological conditions.
Superior Seismic & Wind Resistance: Seismic grade 8–9, wind resistance grade 10–12, and lateral drift limit ≤H/500 (H = building height), meeting strict international safety standards.
High Prefabrication & Efficient Construction
Modular Prefabrication: 90% of components are factory-produced with precision machining, ensuring member accuracy (tolerance ≤1mm) and quality consistency.
Rapid Construction: On-site hoisting only, reducing wet work by 80%; construction efficiency is 50–70% higher than concrete structures, shortening construction period by 30–50%.
BIM Technology Integration: Digital pre-assembly, 3D collision detection, and on-site visualization improve construction management efficiency and reduce errors.
Energy-Saving & Sustainable
Green Materials: Steel is 100% recyclable; prefabrication reduces construction waste by 70%, aligning with global low-carbon development trends.
Energy-Efficient Design: High-performance curtain walls (insulation K-value ≤1.8W/(㎡·K)) and intelligent energy management systems reduce building energy consumption by 30–40%. Sustainable Operation: Long service life (50–100 years) and low maintenance cost, reducing lifecycle cost by 20–30% compared to concrete structures.
Aesthetic & Urban Integration
Customizable Facade: Steel structure supports diverse architectural shapes (curved surfaces, streamline, modern high-rises) and matches glass/Aluminum curtain walls for iconic city landmarks.
Vertical Landmark: High-rise buildings enhance urban image and business value; super high-rises become symbols of urban economic development.
Core Structural Systems
|
System Type |
Application Scope |
Key Features |
|
Steel Frame-Braced System |
≤150m height |
High flexibility, cost-effective, suitable for medium high-rises |
|
Steel Frame-Core Tube System |
≤200m height |
High lateral stiffness, large usable space, mainstream for super high-rises |
|
Mega-frame System |
≤300m height |
Ultra-high stability, strong load-bearing, for landmark super high-rises |
|
CFST Frame-Core Tube System |
≤337m height |
High strength, seismic resistance, widely used in super high-rises |
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