Welded Mild Steel Flat Sided Oval Tube Q345 0.5mm-30mm Thickness for Construction & Railings
Welded mild steel flat sided oval tubes in Q345 grade with thickness range of 0.5mm to 30mm. These galvanized steel pipes are specifically designed for railings and structural applications.
- Diameter Options: 14×26mm, 15×25mm, 15×30mm, 20×38mm, 20×40mm, 20×50mm, 20×60mm, 25×45mm, 25×40mm, 25×50mm, 30×50mm, 30×60mm, 30×70mm, 30×80mm, 30×90mm, 40×80mm, 40×90mm
- Thickness Range: 0.5mm to 2.0mm
- Standard Length: 6 meters (custom lengths available)
| Parameter | Details |
|---|---|
| Materials | 10#, 20#, 45#, 16Mn, A53(A,B), Q235, Q345, Q195, Q215, St37, St42, St37-2, St35.4, St52.4, ST35 |
| Wall Thickness | 1mm to 12mm |
| Outer Diameter | 20mm to 508mm |
| Length Options | 5m-14m, 5.8m, 6m, 10m-12m, 12m or custom |
| Standards | API 5L, ASTM A53-2007, ASTM A671-2006, ASTM A252-1998, ASTM A450-1996, ASME B36.10M-2004, ASTM A523-1996, BS 1387, BS EN10296, BS 6323, BS 6363, BS EN10219, GB/T 3091-2001, GB/T 13793-1992, GB/T9711 |
Widely used across multiple industries including:
- Construction industry and engineering projects
- Glass curtain walls and door/window decoration
- Steel structures and building frameworks
- Railway and highway guardrail systems
- Container skeletons and structural supports
- Furniture manufacturing and interior design
- Automotive industry and vehicle manufacturing
- Agricultural equipment and greenhouse structures
- Scaffolding construction and industrial platforms
- Fluid transportation systems (water, gas, oil)
- Hot-dip galvanized coating for corrosion resistance
- PVC coating in various colors for aesthetic appeal
- Black and color painting options
- Transparent oil and anti-rust oil treatments
- Custom surface treatments available upon request
Our products undergo rigorous quality control through 16+ manufacturing processes and are backed by authoritative third-party certifications including API ISO9001-2008, SGS, and BV.
Produced using advanced hot-dip galvanizing technology with precision welding techniques to ensure consistent quality and dimensional accuracy.
Standard delivery within 10-45 days after payment confirmation. Products are bundled or packaged with protective PVC coatings and plastic end caps to prevent damage during transportation.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.