Tianjin Brisk Steel is one of the manufacturers of High-Strength Rectangular Tube For Steel Curtain Wall in China. Our products are mainly exported to the Middle East, Southeast Asia, Europe, New Zealand, and other regions.If you would like to learn more about our products, feel free to contact us and send your purchase list.
Why Choose Our High-Strength Rectangular Tubes?
Modern curtain walls demand materials that can support expansive glass spans while resisting intense wind loads and environmental stressors. Standard steel profiles often fall short, requiring bulky dimensions that compromise design aesthetics.
Our specialized rectangular tubes solve this challenge by offering superior yield strength and tight dimensional tolerances, allowing for sleeker, slimmer sightlines without sacrificing safety.
Key Product Features & Benefits
Exceptional Strength-to-Weight Ratio: Engineered from high-grade steel (including Q355B, Q460, or custom high-strength alloys), allowing for thinner walls and lighter structures that handle massive loads.
Superior Aesthetics & Sharp Corners: Manufactured with advanced cold-forming or hot-finishing processes to ensure minimal corner radii, perfectly straight lines, and a smooth surface finish ideal for high-visibility architectural glazing.
Enhanced Corrosion Resistance: Available with premium surface treatments, including hot-dip galvanizing, zinc-rich priming, and custom fluorocarbon coating to withstand harsh coastal or industrial environments.
Unmatched Dimensional Accuracy: Strict compliance with international standards ensures straightness, uniform wall thickness, and precise geometric profiles for seamless on-site installation and perfect glass fitting.
Technical Specifications
We provide a comprehensive range of sizes and grades tailored to international engineering standards (ASTM A500, EN 10219, EN 10210, JIS G3466).
| Parameter | Specification Range |
| Outer Dimensions | 50mm x 100mm up to 400mm x 600mm (Custom sizes available) |
| Wall Thickness | 3.0mm – 20.0mm |
| Steel Grades | S355J0, S460QL, Q355D/E, Q460D, ASTM A500 Grade B/C |
| Length | 5.8m, 6.0m, 11.8m, 12.0m, or Custom Cut-to-Length |
| Surface Finish | Black (Bare), Anti-rust Oiled, Shot-blasted & Primed, Hot-Dip Galvanized |
Applications in Modern Architecture
Our high-strength rectangular sections serve as the backbone for various demanding structural glazing applications:
High-rise commercial office building facades
Expansive airport terminal and railway station concourses
Hotel atriums and glass skylights
Custom steel-framed unitized and stick curtain wall systems
Quality Assurance & International Certification
We understand that safety is paramount in facade engineering. Every single batch of our high-strength rectangular tubes undergoes rigorous quality control testing before leaving our facility:
Ultrasonic Testing (UT) for internal flaw detection
Tensile & Yield Strength Testing to verify load capacities
Charpy V-Notch Impact Testing for low-temperature performance
Full Mill Test Certificates (MTC) provided in accordance with EN 10204 3.1 or 3.2
Frequently Asked Questions (FAQs)
FAQ
Q: What makes rectangular tubes better for curtain walls than standard I-beams or channels?
A: Rectangular tubes provide excellent torsional (twisting) resistance and uniform strength along both axes. This makes them ideal for curtain walls, which must withstand both the dead load of the heavy glass panels and dynamic lateral wind loads. Additionally, their closed shape and clean lines are far more aesthetically pleasing when exposed inside a building.
Q: Can these steel tubes be customized to specific project lengths and corner radii?
A: Yes, absolutely. We offer tailored manufacturing options. We can produce custom lengths to minimize on-site cutting and waste. We can also control the corner radius (sharp corners) during production to meet specific architectural design requirements for crisp, modern facade lines.
Q: How do you ensure the anti-corrosion performance for long-term outdoor exposure?
A: For curtain wall applications, we highly recommend our hot-dip galvanized (HDW) finish or a combination of shot-blasting followed by a high-performance zinc-rich epoxy primer. These treatments provide decades of protection against moisture, UV rays, and atmospheric corrosion.
Q: Do your products comply with European and American building codes?
A: Yes. Our manufacturing processes are certified to meet major international standards, including European EN 10210 / EN 10219 and American ASTM A500. We regularly export to North America, Europe, Australia, and the Middle East, providing all necessary compliance documentation for local building authorities.
Contact Us
If you are interested in our High-Strength Rectangular Tube For Steel Curtain Wall, please contact us with your specific requirements (specifications, quantity, material, surface treatment, etc.), and we will provide you with a detailed quotation and product sample as soon as possible. We look forward to establishing long-term cooperative relationships with you!!
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