High Strength Q235B Q345 Hbeams And Ibeams China Factory Suppliers
Our high-strength Q235B and Q345 H-beams and I-beams are hot-rolled steel sections designed for structural integrity and versatile use. Suitable for high-load applications, these beams support projects such as steel warehouse fabrication, industrial construction, and heavy-duty steel structures. Their production is aligned with ASTM and other international standards to support dependable performance, safety, and long service life.
Beyond standard supply, we provide value-added fabrication services to help match beams to project requirements and engineering drawings. Options include precision CNC cutting, welding, bending, and punching. Whether you are sourcing structural steel for a bridge, automotive structure, warehouse, or industrial plant, our beams offer a practical balance of load-bearing capacity and weight efficiency. Share your specifications or drawings to discuss a suitable supply and processing plan.
Product Specifications
| Material Grade | Q235B, Q345B, Q345C, Q345D, Q390, Q420, Q460, Q690 | Production Technique | Hot Rolled |
|---|---|---|---|
| Product Shape | H-channel / I-beam | Standard Compliance | ASTM, AISI, DIN, JIS, GB, EN |
| Flange Width | 50-1000 mm | Flange Thickness | 7-20 mm |
| Length Range | 4m - 12m (Customizable) | Dimensional Tolerance | ±1% (Length), ±0.1mm (Thickness) |
| Processing Services | Cutting, Welding, Bending, Punching | Primary Applications | Warehouse, Bridges, Chassis, Construction |
Key Advantages
Quality Control
Produced in certified workshops under strict QA/QC procedures, with checks intended to ensure each beam meets applicable international benchmarks.
Responsive Delivery
Stock items can be transported to the loading port within 7 days; production lead times are typically 15-30 days.
Made-to-Order Fabrication
Custom beams can be produced from customer samples or technical drawings using precision molds.
Surface Treatment Options
Cleaning, blasting, and painting options are available to suit your specified environmental and project requirements.
Inspection Visibility
Video inspections of the factory and products can be arranged to support transparent evaluation and cooperation.
Substantial Production Capacity
With an annual capacity of 250,000 tons, we can handle orders ranging from 1-ton samples to large industrial projects.
H-Beam and I-Beam Gallery
Order and Production Management
Inventory Management
Stock levels for Q235B and Q345B are tracked to help confirm availability for urgent requirements.
Precision Processing
Integrated CNC cutting and welding capabilities support accurate fabrication of structural steel components.
Quality Assurance
Products undergo piece-by-piece inspection under national QA/QC procedures before final packaging.
Shipment Tracking
Export packaging and shipment monitoring help track orders from Hebei to destinations worldwide.
Order Customization
Custom drawings, mold requirements, and sample approvals can be coordinated through a dedicated order process.
Payment and Order Security
Transactions support T/T and L/C payment terms, with product photos available for verification before shipment.
Comparing Project Value
| Performance Metric | Standard Steel Beams | Our Premium H-Beams |
|---|---|---|
| Structural Strength | Basic Grade | High-Strength Q345/Q690 |
| Weight Efficiency | Heavier, Bulkier Sections | Optimized Weight Reduction |
| Installation Speed | Standard Fit | Precision Pre-Cut/Welded |
| Corrosion Protection | Basic Protection | Custom Blasting & Painting |
| Overall ROI | Moderate | High (Lower Maintenance) |
Frequently Asked Questions
Q235B is a general carbon structural steel, whereas Q345B is a low-alloy, high-strength steel. Q345B has a higher yield point, which can make it a suitable option for heavier-load structures and may allow lighter beam sections without sacrificing strength.
Yes. Our production lines can meet ASTM, AISI, DIN, JIS, and EN standards. Mill test certificates can be provided to verify compliance with your project specifications.
Available processing includes precision cutting to length, joint welding, bending, and punching bolt holes. These services help prepare beams for assembly at the project site.
Goods are prepared with standard seaworthy packaging using waterproof paper and steel strips. Product and packaging photos or videos can also be provided for verification before the balance payment.
The general minimum order quantity is 1 ton. Sample orders are accepted, allowing you to review material quality and dimensions before placing a larger order.
In-stock items can be transported to the loading port within 7 days. Custom production typically takes 15 to 30 days after the deposit is received.