Steel Products for Modern Construction: A Complete Specification Guide
Steel is the backbone of modern construction. This guide covers the essential steel products used in construction and their specifications.
1. Structural Steel Sections
| Product | Common Grades | Standards | Use |
|---|---|---|---|
| H-Beam | SS400, A36, S355 | JIS G3192, ASTM A992 | Beams, columns |
| Steel Angle | Q235, A36 | GB/T 706, ASTM A36 | Bracing, connections |
| Steel Channel | Q235, A36 | GB/T 707, ASTM A36 | Purlins, lintels |
2. Reinforcement Steel
- Deformed rebar: HRB400, HRB500, Grade 60
- Diameters: 6mm to 40mm
- Lengths: 9m or 12m standard
3. Steel Decking
- Profiles: YX51-342, YX76-305-915
- Material: Galvanized steel, 0.7-1.5mm
- Coating: Z275 minimum
4. Roofing & Wall Cladding
- Corrugated Roofing: GI/GL/PPGI, 0.3-0.8mm
- Standing Seam: PPGI/Aluminum, 0.5-1.0mm
- Sandwich Panel: PPGI + PU/EPS, 50-200mm
5. Pipe & Tubing
- Structural tubes (SHS/RHS) for columns, trusses
- Plumbing pipes: Galvanized round pipe (GB/T 3091)
- Scaffolding tubes: 48.3mm OD, 3.2-3.6mm wall
Get All Your Construction Steel in One Place
CoreMetal supplies everything from structural sections to roofing. Contact Tracy: tracy@coremetalsteel.com | +86 18291910632