Product Overview
Square Tube from WZH Construction Group — ISO 9001-certified Chinese manufacturer with 25+ years of experience and 120,000-ton annual capacity. Welded to AWS D1.1 / EN 1090 standards. FOB / CIF / CFR shipping to 40+ countries.
Category: tubes
Specifications
| Parameter | Value |
|---|---|
| size | 20x20-500x500mm |
| thickness | 1.5-25mm |
Material Grades
- Q235B
- Q355B
- ASTM A36
- ASTM A572
- S235
- S355
Applicable Standards
- GB 50017
- Eurocode 3
- AISC 360
- AS4100
- AWS D1.1
- EN 1090
Applications
- Industrial workshops and warehouses
- Steel structure bridges
- Commercial complexes and sports venues
- Prefabricated buildings
- Power and energy facilities
Fabrication Options
- BIM detailing
- CNC cutting
- Drilling
- Welding
- Bolt connection preparation
- Trial assembly
Surface Treatment
- Shot blasting SA2.5
- Primer painting
- Epoxy / polyurethane coating
- Hot-dip galvanizing
Packing & Shipping
- Steel strap bundling
- Member marking
- Container or bulk vessel shipping
- Packing list and shipment photos
Get a Quote
Phone: +86 186 1064 8788 | Email: vip@wzhjt.com | WhatsApp: 8618610648788
Trade terms: FOB / CIF / CFR / EXW | Lead time: 30-90 days
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