The Heavy Duty H Beam Steel Column serves as HAISHENG’s core vertical load-bearing structural element. Fabricated from high-quality, standard-compliant Q355B/Q235B structural steel, these columns are available in two H-beam cross-section types: hot-rolled and welded. Each product undergoes a multi-stage precision manufacturing process and is paired with standardized connection components and professional anti-corrosion treatments, making it suitable for meeting the vertical load-bearing requirements of a wide variety of steel structure projects.
Our factory maintains ample stock reserves and supports the customization of non-standard or uniquely shaped components. Compared to ordinary steel columns, our products offer distinct advantages, including superior load-bearing capacity, strong seismic resistance, shorter construction cycles, and recyclability. Consequently, they are the preferred choice for load-bearing steel columns in industrial buildings, public infrastructure, and commercial and residential construction projects.
- Material & Process: Fabricated using Q355B/Q235B low-alloy, high-strength structural steel, utilizing either hot-rolled or welded H-beams as the base profile. The columns are processed through a comprehensive series of standardized manufacturing steps: CNC cutting, component assembly, automated submerged arc welding, flange straightening, shot blasting for rust removal, and anti-corrosion coating application.
- Core Function: Serving as the primary vertical load-bearing element within a building's main structure, the column receives and supports loads from the roof and upper floors, stably transmitting these forces downward to the foundation, thereby supporting the building's entire structural framework.
- Standard Components: The Heavy Duty H Beam Steel Column assembly includes the main H-beam column body, thickened base plates, reinforcing stiffeners, and connection plates. We can also supply project-specific high-strength bolts and other connection fasteners as a complete package, allowing for immediate hoisting and assembly upon delivery.
- Industrial Infrastructure: Small, medium, and large-scale steel-structure factories, warehouses, production workshops, and industrial steel platforms.
- Public Buildings: Large-span sports stadiums, exhibition halls, and municipal support facilities.
- Commercial & Residential Projects: High-rise and super-high-rise buildings, prefabricated light-gauge steel villas, and commercial complexes.
- Specialized Fields: Auxiliary bridge piers, energy and petrochemical support facilities, logistics and warehousing bases, and other steel-structure projects.
The cross-sectional mechanical layout of our Heavy Duty H Beam Steel Columns has been professionally optimized; their vertical compressive strength and lateral bending resistance far exceed those of standard steel columns. Capable of supporting ultra-large spans and heavy floor loads, they provide stable support for multi-story buildings and heavy-duty industrial plants. This fundamentally eliminates engineering hazards—such as column deformation or insufficient load-bearing capacity—and makes them ideally suited for high-load construction environments.
The columns feature a rigid, integral, one-piece molded structure with excellent resistance to twisting and deformation. They are manufactured in strict compliance with national standards for steel structure seismic design. Capable of withstanding external forces such as strong winds and earthquakes, they effectively enhance the overall stability of the building. Furthermore, by maintaining a column slenderness ratio of ≤150, we prevent column instability issues, ensuring comprehensive long-term safety for the building and minimizing future risks associated with maintenance and operations.
All structural components undergo standardized prefabrication at our dedicated production facility, ensuring that dimensional tolerances, welding quality, and end-face perpendicularity all meet rigorous standards. On-site, no secondary cutting or welding is required; installation is completed simply through hoisting and bolted connections. This significantly streamlines on-site construction procedures, directly reducing the construction cycle by over 30%, and helps contractors save on both labor and schedule-related costs.
We exclusively procure national-standard Q235B/Q355B steel profiles from major, reputable manufacturers. These materials feature uniform composition, high toughness, and low impurity levels, thereby eliminating the risk of cracking or brittle fracture at the base material level. The columns support a dual anti-corrosion treatment—combining hot-dip galvanizing with protective coatings—making them suitable for complex outdoor environments involving extreme temperatures. Under normal operating conditions, the finished steel columns boast a service life of over 20 years.
Compared to concrete columns or irregularly shaped steel columns, the HW/HM/HN series H-beam steel columns occupy less cross-sectional space, resulting in a more open and unobstructed interior view. This facilitates the layout of large-scale production equipment, the arrangement of warehouse shelving, and overall site planning within a facility, thereby maximizing the usable floor area inside the building. This design is particularly well-suited for small-to-medium-sized factories and high-density warehouse projects.
We offer comprehensive coverage of all specifications and models, with standard lengths ranging from 3 to 12 meters available for immediate direct shipment. Additionally, based on client construction drawings, we provide customized services—including non-standard heights, pre-drilled installation holes, custom placement of stiffener plates, and beveling—to fully accommodate the diverse requirements of industrial, municipal, commercial, and international steel structure construction projects.
Produced using high-quality, eco-friendly steel, our manufacturing and processing operations generate zero pollutant emissions. Upon building demolition or project renovation, these Heavy Duty H-Beam Steel Columns can be directly recycled—melted down and reused—with a recycling rate exceeding 95%. This not only complies with global green building standards but also helps reduce overall project procurement costs, effectively balancing environmental responsibility with economic efficiency.
Our Heavy Duty H Beam Steel Columns are cut to precise lengths using dedicated CNC cutting machines. We strictly control dimensional tolerances to within ±2mm and ensure end-face perpendicularity of ≤1.5mm. This guarantees that both ends of the column are perfectly flat, resulting in minimal gaps at connection joints and preventing issues such as installation misalignment or poor fit-up.
The column bases are fitted with thickened, specialized base plates and undergo comprehensive full-penetration welding. The weld seams are robust, solid, and free of porosity or slag inclusions, thereby significantly reinforcing the structural connection between the column base and the foundation. This eliminates the risk of base plate detachment or weld cracking under heavy-load operating conditions.
Based on client construction drawings, we perform customized processing steps such as end-drilling, welding of connection plates, and end-face beveling. The positioning of all holes, hole diameters, and bevel angles are strictly aligned with industry installation standards, ensuring full compatibility with the mainstream connection components available on the market.
We uniformly employ a dual-process rust removal method—combining pass-through shot blasting and sandblasting—to thoroughly eliminate mill scale, rust, and oil stains from steel surfaces. The resulting rust removal grade meets national construction acceptance standards, thereby laying a solid foundation for subsequent anti-corrosion coating and preventing issues such as paint film detachment and localized corrosion.
We utilize a layered spray-coating system consisting of an epoxy zinc-rich primer paired with a specialized topcoat, ensuring uniform dry film thickness and exceptional adhesion. Alternatively, a hot-dip galvanizing anti-corrosion process can be customized upon request. These dual solutions are designed to meet the specific requirements of various operating environments—including indoor settings, outdoor exposures, and highly corrosive coastal regions.
- Hot-rolled H-section Steel Standard: GB/T 11263-2024 (Officially effective as of May 1, 2025)
- Overall Steel Structure Design Standard: GB 50017-2017
- Specification for H-section Steel for Building Structures: JG/T 581-2023
- Specification for Welding Construction of Steel Structures: GB 50661
|
Material |
Yield Strength(ReH) |
Tensile Strength(Rm) |
Elongation(A) |
Impact Toughness(-20℃) |
|
Q235B |
≥235MPa |
375–500MPa |
≥26% |
≥27J |
|
Q355B |
≥355MPa |
470–630MPa |
≥20% |
≥34J |
- Cross-section Classification: HW (Wide Flange—preferred for steel columns, offering optimal load-bearing capacity); HM (Medium Flange—general-purpose load-bearing columns); HN (Narrow Flange—primarily used for steel beams, adaptable for columns as needed)
- Specification Notation Format: Height H × Flange Width B × Web Thickness t₁ × Flange Thickness t₂
- Best-selling HW Series Specifications: HW100×100 (6×8), HW200×200 (8×12), HW300×300 (10×15), HW400×400 (12×20)
- Cross-sectional Area A: 63.53 cm²
- Moment of Inertia: Ix = 4770 cm⁴, Iy = 1600 cm⁴
- Radius of Gyration: ix = 8.67 cm, iy = 5.02 cm
- Section Modulus: Wx = 477 cm³, Wy = 160 cm³
- Theoretical Weight: 49.9 kg/m
- Slenderness Ratio Calculation Formula: λ = L0 / i (where L0 is the effective length, and i is the radius of gyration)
- Allowable Slenderness Ratio: For steel columns made of Q235B/Q355B grade steel, the ratio is uniformly limited to ≤ 150 to mitigate the risk of structural instability.
- Axial Compression Stability Formula: N ≤ φAf (where φ = stability coefficient, A = cross-sectional area, f = design compressive strength).
- Cutting Tolerances: Length ±2 mm; end-face perpendicularity ≤1.5 mm.
- Welding Standards: Butt welds utilize a full-penetration process; weld quality grade ≥ Grade II; subject to 100% ultrasonic non-destructive testing.
- Forming and Correction: Overall straightening performed after welding; column straightness ≤ L/1000; webs and flanges must be free of cracks, laminations, burrs, and other defects.
- Hot-Dip Galvanizing Process: Coating thickness ≥85 μm; service life in outdoor, open-air environments reaches 15–20 years.
- Protective Coating System: Combination of epoxy zinc-rich primer and topcoat; total dry film thickness ≥120 μm.
- Environmental Suitability: Capable of stable operation within a temperature range of -20°C to +60°C; possesses comprehensive performance characteristics including wind resistance, seismic resistance, weather resistance, and corrosion resistance.
HAISHENG operates five major production bases strategically located across Tianjin, Fujian, Shandong, and Hubei, boasting an annual steel structure component capacity exceeding 50,000 tons. We maintain ample stock of Heavy Duty H Beam Steel Columns; standard specifications (3–12 meters) are shipped on the same day the order is placed. Non-standard, customized products are manufactured and delivered within 7–15 business days. We support full-container cross-border exports, ensuring our delivery pace aligns perfectly with the scheduling requirements of domestic and international engineering projects.
The company holds Grade I and Grade II qualifications for steel structure construction, as well as general contracting qualifications for building construction. We possess numerous national patents covering technologies such as seismic bracing and torsion-resistant steel structures. All products are shipped accompanied by material certificates, non-destructive testing reports, and factory conformity certificates, fully meeting the bidding, tendering, and acceptance standards required for engineering projects both domestically and abroad.
We provide a full suite of services covering the entire project lifecycle: pre-sales support includes solution selection, load calculations, and free quotations; during the sales phase, we offer real-time production progress updates and quality inspection reports; and post-sales support features free technical guidance for installation as well as lifetime technical consulting. We offer a one-stop solution to resolve challenges across the entire process—from procurement and customization to installation and maintenance—thereby significantly reducing overall costs for the buyer.
Currently, our entire range of Heavy Duty H Beam Steel Columns—available in Q235B and Q355B steel grades—is in stock and ready for immediate sale. We offer free sample delivery, complimentary detailed engineering drawings, and exclusive customization services for non-standard or specialized components. Whether you require a small, sporadic order for a modest workshop or a large-scale bulk procurement for a major overseas infrastructure project, HAISHENG is fully equipped to provide tailored solutions and quotations to meet your specific needs.
Contact us today to receive the latest real-time pricing, a complete technical specifications manual, and a procurement plan customized specifically for your project!
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Tianjin International Metal Logistics Park, Jinan Economic Development Zone (East Zone), Jinan District, Tianjin, China
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