China Suppliers of High-Quality Wide Flange Steel H-Beams from Reliable Factory for Structural Construction
Specification
| Parameter | Range / Options |
| Section Height (H) | 100 mm – 1000 mm |
| Flange Width (B) | 50 mm – 600 mm |
| Web Thickness (t1) | 3.2 mm – 32 mm |
| Flange Thickness (t2) | 5 mm – 40 mm |
| Length | 6 m – 12 m (custom lengths available) |
Material Standards
| Material Type | Standard | Common Grades |
| Carbon Steel | ASTM A36 | A36 (general structural) |
| ASTM A572 | Grade 50, Grade 60 (high strength) | |
| EN 10025 | S235JR, S275JR, S355JR/J0/J2 | |
| JIS G3101 | SS400, SM490 | |
| GB/T 1591 | Q235B, Q355B | |
| High Strength | EN 10025 | S420, S460 (high yield) |
| Stainless Steel | ASTM A276 / A484 | 304/L, 316/L |
Surface Treatments
- Natural / Black Finish: Mill scale surface, as-rolled condition
- Shot Blasting: Clean surface for painting or inspection
- Primed / Painted: Shop-applied primer coating
- Hot-Dip Galvanizing: Zinc coating for corrosion protection
- Custom Coatings: Epoxy, 3LPE, or other anti-corrosion systems
Applications
Building Construction
H-beams serve as primary structural elements in high-rise buildings, stadiums, shopping malls, and industrial facilities. Wide flange sections are typically used as columns, while narrow flange sections function as beams and girders.
Bridge Engineering
Used in highway bridges, pedestrian walkways, and railway structures where high load capacity and span lengths are required.
Industrial Structures
Essential for factory frameworks, equipment supports, crane runways, and heavy machinery bases.
Infrastructure Projects
Employed in tunnels, ports, docks, and transportation hubs requiring robust structural support.
Marine and Offshore
Stainless steel H-beams provide corrosion resistance for coastal facilities, piers, and offshore platforms.
Piling Applications
H-piles are driven deep into ground for foundation support in soft soil conditions.
Mining and Energy
Used in mining facilities, power plants, and renewable energy structures including solar panel mounting frames and wind tower foundations.
Frequently Asked Questions
Q
What is the maximum section height available for H-beams?
H-beams are available with a section height (H) ranging from 100 mm up to 1000 mm. Custom dimensions beyond this range may be available upon request depending on manufacturing capabilities.
Q
Which material standard is most commonly used for structural H-beams in construction?
For general structural construction, ASTM A36 and EN 10025 (S235JR, S275JR, S355JR) are among the most widely used standards. The choice depends on local building codes, project specifications, and regional availability.
Q
What surface treatment is recommended for H-beams used in marine or offshore environments?
For marine and offshore applications, hot-dip galvanizing or custom anti-corrosion coatings such as epoxy or 3LPE systems are strongly recommended. Stainless steel H-beams (Grade 316/L) are also ideal for highly corrosive coastal environments.
Q
Can H-beams be cut to custom lengths shorter than 6 meters?
Standard lengths range from 6 m to 12 m; however, custom lengths are available upon request. Many suppliers offer cutting services to meet specific project requirements. It is advisable to confirm custom length options directly with the manufacturer.
Q
What is the difference between wide flange and narrow flange H-beams?
Wide flange H-beams have a larger flange width relative to section height, making them ideal for use as columns due to their superior lateral stability. Narrow flange sections have a proportionally smaller flange width and are commonly used as beams and girders to carry loads across spans.
Q
Are stainless steel H-beams suitable for high-strength structural applications?
Stainless steel H-beams (304/L or 316/L per ASTM A276/A484) are primarily selected for their excellent corrosion resistance rather than ultra-high strength. For projects requiring both high strength and corrosion resistance, high-strength grades such as S420 or S460 under EN 10025 may be considered with appropriate protective coatings.