Tianjin Brisk Steel is one of the manufacturers of S275J0H Welded Square Tubing 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
What is S275J0H? Understanding the Standard
The alphanumeric code S275J0H guarantees compliance with European structural steel standards (EN 10219-1 / EN 10219-2 for cold-formed welded hollow sections):
- S: Structural steel.
- 275: Minimum yield strength of 275 MPa, providing an optimized balance of ductility and structural strength.
- J0: Guaranteed impact test energy of 27 Joules at 0°C, ensuring performance reliability in cool, changing outdoor environments.
- H: Hollow section.
Key Benefits of Our S275J0H Welded Square Tubing
1. High Structural and Torsional Efficiency
The square cross-section profile delivers uniform geometric resistance against bending and twisting along both axes. This multi-directional load capacity allows engineers to optimize structural configurations while reducing overall steel tonnage.
2. Reliable Welded Seam Integrity
Utilizing state-of-the-art High-Frequency Induction (HFI) or Electric Resistance Welding (ERW) technology, our tubes feature low-profile, high-integrity weld seams that seamlessly bond the section together, ensuring uniform mechanical strength.
3. Excellent Workability and Weldability
With a strictly controlled Carbon Equivalent Value (CEV), S275J0H carbon steel is highly adaptable to standard on-site welding, cutting, drilling, and machining methods without demanding intensive pre-heating cycles.
4. Cost-Effective Structural Alternative
For projects where the higher yield strengths of S355 or sub-zero impact ratings are unnecessary, S275J0H offers a highly economical choice that satisfies strict structural regulations and building codes.
Technical Specifications & Size Range
We manufacture and supply S275J0H welded tubing across a broad spectrum of sizes to easily integrate into your local engineering frameworks:
| Feature / Parameter | Specification Portfolio |
| Standard | EN 10219-1, EN 10219-2 |
| Profile Form | Square Hollow Section (SHS) |
| Size Range | 20mm x 20mm up to 1200mm x 1200mm |
| Wall Thickness (WT) | 1.5mm to 50.0mm |
| Length Profiles | 5.8m, 6m, 11.8m, 12m, or precise custom cut lengths |
| Surface Treatment | Bare/Oiled, Black Painting/Primer, Pre-galvanized, Hot-Dip Galvanized (HDG) |
Core Global Applications
Our S275J0H welded square structural tubing is widely deployed by contractors and distributors across multiple industries:
- Commercial Construction: Warehouse frame trusses, columns, mezzanine floors, and roof support systems.
- Civil Infrastructure: Pedestrian walkways, highway safety barriers, acoustic panel supports, and signage gantries.
- Agricultural Equipment: General machinery frames, material handling structures, and animal housing enclosures.
- Logistics & Warehousing: High-load pallet racking systems, storage cages, and transport containers.
Frequently Asked Questions (FAQ)
Q: What is the main difference between S275JR and S275J0H?
A: The primary difference is the impact testing temperature. S275JR is impact-tested at room temperature (+20°C), while S275J0H is impact-tested at 0°C. Additionally, the letter "H" explicitly indicates that it is manufactured as a hollow section. Choosing S275J0H ensures higher resistance against brittle fractures in colder climates.
Q: Is S275J0H welded tubing suitable for hot-dip galvanizing?
A: Yes, absolutely. The silicon and phosphorus content in our steel melts is strictly managed to ensure optimal chemical reactions during the hot-dip galvanizing process. This provides a highly adherent, uniform zinc coating that shields the steel against atmospheric corrosion for decades.
Q: Can you accommodate custom lengths to reduce project waste?
A: Yes. Aside from standard export lengths (like 6-meter or 12-meter profiles), we provide precise cut-to-length and deburring services. You can order tailored lengths to perfectly match your engineering blueprints, minimizing on-site cutting labor and scrap waste.
Q: How do you safeguard the tubing bundles from rusting during sea freight?
A: To prevent surface oxidation from high marine humidity, we apply an anti-rust varnish or protective light oil coating to the exterior surfaces. Bundles are tightly bound using heavy-duty steel bands and can be wrapped completely in waterproof PVC woven blankets with protective plastic end caps upon request.
Contact Us
If you are interested in our S275J0H Welded Square Tubing, 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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