Welded Architectural Structural Steel / Heavy Duty Structural Steel Columns
Product Specifications
| Attribute | Value |
| Application | Welded Architectural Structural Steel |
| Features | Heavy Duty Structural Steel Columns |
| Raw steel material | Q235B, Q355B, ASTM A36 |
| Surface treatment | Painting or Hot-dip Galvanize |
| Shot blasting level | Sa 2.5 |
| Service life | 50 Years |
| Process criterion | AWS D1.1, GB |
| Specification | Customized |
About Welded Steel Structure Columns
Welded Architectural Structural Steel / Heavy Duty Structural Steel Columns offer exceptional strength-to-weight ratio, excellent rigidity, and superior deformation resistance. These properties make them ideal for large-span, ultra-high, and super-heavy building applications.
Key advantages include:
- Material homogeneity and isotropy that aligns with engineering mechanics principles
- Superior plasticity and toughness for withstanding dynamic loads
- Reduced construction timelines due to prefabrication
- High degree of industrialization and mechanized production
Our Manufacturing Capabilities
Our facility features three dedicated steel structure production lines equipped with:
- Flame cutting machines
- H-Section steel assembly machines
- Gantry welding machines
- Shot-blasting machines
- Paint spray booths
We maintain specialized workshop space for fabricating heavy-duty and large structural steel components.
Technical Specifications
| Parameter | Details |
| Grade | Q235B, SS400, Q345B, S235JR, S275JR, ASTM-A36 |
| Size | 100x100mm - 1500x1500mm |
| Thickness | 8mm - 100mm |
| Length | 2 - 20 meters |
| Shape | H-shaped column |
| Delivery Time | 7-15 days (standard sizes), 20-40 days (customized) |
| Payment Terms | L/C or T/T |
| Surface Options | Black, coating, galvanized |
| MOQ | 30 Ton |
Our Services
- Structural steel fabrication, painting, galvanizing, and pre-assembly
- Design, fabrication, and installation of prefabricated steel structures
- Shop drawing development based on architectural plans
- Engineering consulting services
Quality Control Measures
Material Quality:
- Thickness tolerance <0.25mm
- In-house yield and tension strength testing
- Third-party inspection certificates
- Traceable mill certificates
Fabrication Quality:
- 100% dimensional testing (tolerance <1mm)
- 20% ultrasonic weld testing (full penetration, no faults)
- 20% magnetic particle testing (no bubbles/defects)
Surface Treatment:
- Shot blasting to Sa 2.5 standard
- Primer application within 5 hours of blasting
- Holiday-free coatings with DFT >75μm
Why Choose Our Products
- Expert Design: Custom solutions based on your specifications
- Advanced Manufacturing: Skilled teams and modern equipment with project-specific scheduling
- Comprehensive Service: Integrated project solutions from design to installation
- Quality Assurance: Dedicated QC teams ensuring compliance
- After-Sales Support: Maintenance and technical assistance available