Tianjin Brisk Steel is one of the manufacturers of MS Rectangular Hollow Pipe 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.
PRODUCT
Tianjin Brisk Steel focus on produce and supply hollow section and steel pipe
Why Choose MS Rectangular Hollow Pipes?
Global procurement managers, structural engineers, and fabricators consistently specify MS rectangular hollow sections over traditional open profiles (like I-beams or channels) due to several distinct structural advantages:
- High Cost-Efficiency: Mild steel offers excellent mechanical performance at a highly accessible price point, maximizing your structural value per dollar.
- Torsional Strength & Stability: The closed rectangular geometry provides uniform resistance to bending, twisting, and side-loading forces along both axes.
- Effortless Workability: Due to its optimized carbon content, mild steel can be easily cut, drilled, formed, and welded on-site or in the shop using standard equipment without requiring pre-heating.
- Modern Design Aesthetics: The clean lines, flat faces, and smooth finish make RHS popular for Architecturally Exposed Structural Steel (AESS) applications.
Technical Specifications & Product Capabilities
We maintain a massive, diverse inventory of MS rectangular pipes to fit seamlessly into regional building codes across the Americas, Europe, and Asia:
| Parameter | Specifications & Standards |
| Manufacturing Standards | ASTM A500 (Grades A/B/C), EN 10219, JIS G3466, GB/T 6728 |
| Common Steel Grades | Q195, Q235B, Q345B, Grade B, S235JR, S355JR |
| Size Availability (mm) | 40mm x 20mm up to 500mm x 300mm (Custom sizes available) |
| Wall Thickness (WT) | 1.2mm to 20.0mm |
| Length Profiles | 5.8m, 6m, 11.8m, 12m, or precise custom cut-to-length solutions |
| Surface Treatments | Bare/Lightly Oiled, Black Varnish/Painting, Pre-galvanized, Hot-Dip Galvanized (HDG) |




Core Global Applications
The extreme adaptability of mild steel rectangular hollow pipes makes them indispensable across multiple industries:
- Building Infrastructure: Portal frames, roof trusses, mezzanine supports, columns, and architectural glass curtain wall frameworks.
- Industrial Manufacturing: Heavy machinery chassis, material handling storage racks, material conveyor supports, and production line framing.
- Transportation & Automotive: Cargo trailer frames, truck bodies, specialized vehicle racks, and bus chassis components.
- Agricultural Utility: Greenhouses, heavy-duty livestock fencing, equipment storage barns, and farming implements.
Frequently Asked Questions (FAQ)
Q: What is the main difference between an "MS" pipe and a high-strength alloy pipe?
A: "MS" stands for Mild Steel, which is a low-carbon steel (typically containing less than 0.25% carbon). Mild steel focuses heavily on ductility, ease of welding, and exceptional cost-effectiveness. High-strength alloy pipes (like S355 or S460) contain added micro-alloys to withstand extreme structural loads. For most standard structural frames, warehouse trusses, and general machinery, MS rectangular sections provide more than enough strength while keeping material costs low.
Q: How can I protect MS rectangular hollow pipes from environmental rust?
A: Because mild steel does not naturally contain corrosion-resistant elements, surface protection is vital for outdoor use. We offer Hot-Dip Galvanizing (HDG), which completely coats the interior and exterior of the tube with a thick layer of protective zinc. Alternatively, we can apply an industrial-grade black varnish or anti-corrosion primer coating before shipping, which serves as an excellent base for on-site painting.
Q: Do you accommodate loading split lengths (e.g., 5.8m vs. 6m) for shipping container optimization?
A: Yes, absolutely. To help you maximize space and reduce ocean freight costs, we regularly supply 5.8-meter lengths (ideal for fitting perfectly into standard 20-foot GP containers) and 11.8-meter lengths (optimized for 40-foot GP/HC containers). This prevents container dead-space and lowers your per-ton landed transport costs.
Q: Can your mill accept international third-party inspections (TPI)?
A: Yes, we encourage it. We welcome independent pre-shipment inspections from globally recognized testing companies such as SGS, Bureau Veritas (BV), Intertek, or TÜV. They can inspect raw material grades, final dimensions, weld quality, and container loading security to ensure everything perfectly aligns with your expectations.
Contact Us
If you are interested in our MS Rectangular Hollow Pipe, 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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