time2026/09/23

| Product Category | Specification Scope | Common Material Grades | Key Application Fields |
| Square & Rectangular Hollow Sections | Size: 20×20 mm – 1000×1000 mm
Wall Thickness: 1.2 mm – 40 mm | Q235B, Q355B/C/D, Q390B, Q460MC, LRAH36, EN 10210 / EN 10219 | Heavy structural frameworks, stadium columns, high-rise buildings. |
| Black ERW Round & Galvanized Pipes | OD: Φ20 mm – Φ273 mm
Wall Thickness: 1.5 mm – 10.0 mm | Q235B, Q355B/C/D, Q390B, Q460MC | Precision machinery, scaffolding, structural fluid transportation. |
| Heavy-Wall LSAW Pipes | OD: Φ406 mm – Φ1420 mm
Wall Thickness: 8 mm – 50 mm | High-yield structural & line pipe steel | Deep foundation piling, structural columns, high-pressure transmission. |
Pre-Galvanized & ZAM Hollow Sections | Square/Rect: 20–100 mm (WT 0.8–2.75 mm)
Round: 1/2"–8" (WT 0.6–2.75 mm) | Zinc-Aluminum-Magnesium Alloy, S350 double-sided 275g/m² | Solar PV tracking brackets, greenhouses, coastal construction. |
SSAW Welded Anti-Corrosion Pipes | OD: Φ219 mm – Φ4020 mm
Wall Thickness: 3.75 mm – 30 mm | Supporting 3PE, 3PP, and Single/Double Layer FBE Coating | Municipal water networks, marine infrastructure, long-distance pipelines. |
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