Product Overview
Our carbon steel square pipes are manufactured to international standards, offering high strength, excellent weldability, and reliable structural performance. Available in both seamless and welded constructions, our square pipes feature precise dimensional accuracy, consistent wall thickness, and smooth surface finishes.
With a broad selection of grades, sizes, and finishes, our carbon steel square pipes are widely used in structural frameworks, construction projects, industrial fabrication, and general engineering where strength, durability, and cost-effectiveness are essential.
Key Specifications
| Parameter | Details |
|---|---|
| Grades | Q195, Q235, Q345, A36, S235JR, S355JR, ST52 |
| Type | Seamless / Welded (ERW, EFW, LSAW) |
| Size Range | 15mm × 15mm – 500mm × 500mm |
| Wall Thickness | 1.0mm – 20mm |
| Length | 3,000mm – 12,000mm (custom lengths available) |
| Standards | ASTM A500, A513, JIS G3444, EN 10219, GB/T 6728 |
| Surface Finish | Bare, black, painted, galvanized, or as-required |
| End Treatment | Plain ends, beveled ends |
Application
| Industry | Typical Applications |
|---|---|
| Construction & Infrastructure | Building frames, scaffolding, support columns, roof trusses |
| Industrial Fabrication | Equipment frames, machinery supports, conveyor structures |
| Automotive | Structural reinforcements, chassis components, roll cages |
| General Manufacturing | Fencing, gates, sign posts, shelving systems |
| Agriculture | Greenhouse structures, livestock equipment, irrigation supports |
