S355JR Steel H Beam

S355JR Steel H Beam
S355JR Steel H Beam, compliant with EN 10025-2, is a European structural steel with a minimum yield strength of 355 MPa. Its H-shaped profile ensures high load-bearing capacity and stability, while excellent weldability and machinability make it ideal for construction, bridges, and industrial frameworks. The JR grade guarantees impact toughness at 20°C, balancing strength, ductility, and cost-efficiency for demanding engineering applications.
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◉ Key Attributes

ASTM S355JR Wide Flange H-beam Sizes - W Beam

Designation

DimensionsStatic Parameters
Moment of InertiaSection Modulus

Imperial

(in x lb/ft)

Depthh (in)Widthw (in)Web Thicknesss (in)Sectional Area(in2)Weight(lb/ft)Ix(in4)Iy(in4)Wx(in3)Wy(in3)

W 27 x 178

27.814.090.72552.3178699055550278.8

W 27 x 161

27.614.020.66047.41616280497455

70.9

W 27 x 146

27.4140.60542.91465630443411

63.5

W 27 x 11427.310.070.57033.51144090159299

31.5

W 27 x 10227.110.020.51530.0102362013926727.8
W 27 x 9426.9100.49027.794327012424324.8
W 27 x 8426.79.960.46024.884285010621321.2
W 24 x 16225130.70547.7162517044341468.4
W 24 x 14624.712.90.65043.0146458039137160.5
W 24 x 13124.512.90.60538.5131402034032953.0
W 24 x 11724.312.80.5534.4117354029729146.5
W 24 x 10424.112.750.50030.6104310025925840.7
W 24 x 9424.19.070.51527.794270010922224.0
W 24 x 8424.19.020.47024.784237094.419620.9
W 24 x 7623.990.44022.476210082.517618.4
W 24 x 6823.78.970.41520.168183070.415415.7
W 24 x 6223.77.040.43018.262155034.51319.8
W 24 x 5523.67.010.39516.255135029.11148.3
W 21 x 14722.112.510.72043.2147363037632960.1
W 21 x 13221.812.440.65038.8132322033329553.5
W 21 x 12221.712.390.60035.9122296030527349.2
W 21 x 11121.512.340.55032.7111267027424944.5
W 21 x 10121.412.290.50029.8101242024822740.3
W 21 x 9321.68.420.58027.393207092.919222.1
W 21 x 8321.48.360.51524.383183081.417119.5
W 21 x 7321.28.30.45521.573160070.615117.0
W 21 x 6821.18.270.43020.068148064.714015.7
W 21 x 62218.240.40018.362133057.512713.9
W 21 x 5721.16.560.40516.757117030.61119.4
W 21 x 5020.86.530.38014.75098424.994.57.6
W 21 x 4420.76.50.35013.04484320.781.6

6.4

◉ Product Details

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Product Introduction


The H-Beam, or H-section steel, is a premium structural component engineered for superior load-bearing capacity and dimensional stability. With its "H"-shaped cross-section—comprising parallel flanges and a reinforced web—it optimizes stress distribution, offering exceptional bending resistance and shear strength. Manufactured from high-grade carbon steel (e.g., Q355B, ASTM A572 Gr50) or low-alloy steel via hot-rolling or high-precision welding, H-Beams meet stringent international standards such as EN 10025, ASTM A992, and JIS G3101. Available in a wide size range (height: 100mm–900mm, flange width: 75mm–300mm, web/flange thickness: 4.5mm–28mm), they cater to diverse engineering needs. Surface treatments like galvanizing, painting, or anti-corrosion coatings enhance durability for harsh environments.

Ideal for construction, infrastructure, and heavy industry, H-Beams excel as primary load-bearing elements in high-rise buildings, industrial plants, bridges, and offshore platforms. Their modular design simplifies bolted or welded connections, reducing installation time by up to 30% compared to traditional sections. With a high strength-to-weight ratio, they minimize material usage while maximizing structural efficiency. Certifications (ISO 9001, CE, and third-party inspection reports) guarantee quality, and customization options—including precise cutting, drilling, and tapering—ensure seamless integration into complex projects. Trusted by global engineers for its reliability and cost-effectiveness, the H-Beam delivers enduring performance in even the most critical applications.


About Us


Zhongxi (Shandong) Metal Technology Co., Ltd. is a professional steel manufacturing enterprise integrating R&D, production, sales, and service. The factory boasts advanced production equipment and an intelligent management system, with an annual export volume exceeding 300,000 tons. With high-quality products and excellent customer service, our sales network covers numerous countries and regions in the United States, Europe, Southeast Asia, the Middle East, Africa, and South America.

Our main products include carbon steel (carbon steel coils, carbon steel plates, carbon steel pipes, carbon steel wire), structural steel (angle steel, channel steel, I-beams, H-beams, round steel, flat steel, square steel, hexagonal steel), stainless steel (stainless steel coils, stainless steel plates, stainless steel pipes), galvanized steel (galvanized coils, galvanized plates, galvanized pipes), PPGI, PPGL, billets, reinforcing bars, tinplate, and other products.

Adhering to the principle of "Quality First, Reputation Supreme," we are committed to providing customers with high-quality and sufficient products. If you are interested in our products or wish to discuss custom orders, please feel free to contact us. We look forward to establishing successful business relationships with new customers around the world in the near future.

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Advantages of H-Beam


1. Superior Load-Bearing Capacity

The H-Beam’s "H"-shaped cross-section optimizes stress distribution, offering unmatched load-bearing efficiency. Its parallel flanges resist bending moments, while the reinforced web handles shear forces, enabling it to support heavy vertical and lateral loads. With a higher moment of inertia compared to I-beams, it minimizes deflection under pressure, making it ideal for high-rise structures, industrial frameworks, and bridges. Engineered from high-strength steel (e.g., Q355B, ASTM A572 Gr50), it achieves yield strengths up to 355 MPa, ensuring reliability in demanding applications.

2. Structural Stability and Rigidity

Designed with parallel flanges and a robust web, the H-Beam resists torsional deformation and lateral buckling, even in long spans. This inherent rigidity ensures dimensional stability under dynamic loads, such as wind or seismic activity, critical for earthquake-resistant buildings and offshore platforms. Its symmetrical geometry also simplifies alignment during installation, reducing structural misalignment risks.

3. Material Efficiency and Weight Optimization

The H-Beam’s optimized section modulus maximizes strength-to-weight ratio, using 20–30% less material than conventional beams to achieve equivalent performance. This reduces transportation costs, foundation loads, and overall project deadweight. For example, a 300mm-height H-Beam can replace bulkier sections in warehouses or stadiums without compromising safety, delivering economic and environmental benefits.

4. Versatility in Fabrication and Customization

H-Beams are available in standardized sizes (height: 100mm–900mm) and can be tailored to project-specific requirements via cutting, drilling, or welding. Pre-treatment options like galvanizing, painting, or fire-resistant coatings extend service life in corrosive or high-temperature environments. Modular designs also enable rapid on-site assembly, shortening construction timelines by up to 25%.

5. Compliance with Global Standards

Manufactured under ISO 9001 quality systems, H-Beams meet rigorous international specifications, including EN 10025 (Europe), ASTM A992 (North America), and JIS G3101 (Japan). Third-party certifications (CE, ABS, and DNV) guarantee consistency in dimensions, chemical composition, and mechanical properties, ensuring seamless integration into globally sourced projects.

6. Cost-Effective Solution for Large-Scale Projects

By combining high performance with reduced material usage and labor costs, H-Beams lower total project expenses. Their durability minimizes maintenance needs, while prefabrication services (e.g., mitre cutting, hole punching) streamline workflows. Applications span infrastructure, energy, and logistics sectors, where long-term reliability and budget efficiency are paramount.

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Quality Control


We have our own Physical & Chemical Testing Center Lab to guarantee our product quality. Our test items & instrument fully meet international standards.


Application of H-Beam


1. High-Rise and Commercial Construction

H-Beams are essential for constructing skyscrapers, malls, and office complexes due to their exceptional load-bearing capacity and structural efficiency. Their "H"-shaped profile optimizes strength distribution, enabling slender columns that maximize usable floor space while maintaining stability against wind, seismic, and vertical loads.

2. Bridge and Infrastructure Development

Ideal for bridges, viaducts, and elevated highways, H-Beams provide long-span durability and resistance to dynamic stresses. Their parallel flanges and reinforced web design withstand heavy traffic loads, thermal expansion, and environmental corrosion. Standardized dimensions and modular assembly reduce construction time, making them suitable for both permanent and temporary infrastructure projects requiring rapid deployment.

3. Industrial and Warehouse Frameworks

H-Beams form the backbone of industrial facilities, including factories, distribution centers, and logistics hubs. Their modular design allows for clear-span roofs up to 60 meters without intermediate supports, accommodating cranes, conveyors, and automated systems. Lightweight yet robust, they reduce foundation costs while enabling flexible layout adjustments during operational expansions.

4. Energy Sector Applications

In renewable energy, H-Beams anchor wind turbine towers and solar tracking systems, ensuring stability under cyclic wind loads. For fossil fuel infrastructure, they reinforce oil refinery platforms, pipelines, and LNG terminals, meeting rigorous standards for cryogenic (-165°C) and high-pressure environments. Their corrosion-resistant coatings extend service life in harsh conditions.

5. Heavy Machinery and Equipment Support

H-Beams provide rigid chassis for mining excavators, port cranes, and construction machinery. Customizable flange thicknesses (up to 40mm) resist fatigue from 24/7 operation, while precision welding ensures alignment accuracy. Their high moment of inertia minimizes deformation under concentrated loads, critical for equipment requiring precision and longevity.

6. Marine and Offshore Engineering

Galvanized H-Beams (ASTM A123, 85μm zinc coating) are critical for offshore platforms, docks, and shipyards. Their resistance to saltwater corrosion and marine biofouling reduces maintenance cycles. Integrated with cathodic protection systems, they ensure structural integrity in submerged or tidal zones for up to 30 years.

7. Seismic-Resistant Building Solutions

H-Beams’ ductility and energy-absorption capacity make them ideal for earthquake-prone regions. Their ability to undergo plastic deformation without fracturing protects structural integrity during seismic events. Paired with dampers or shear walls, they form compliant frames that meet or exceed seismic design codes.


Contact Us


As a leading company, Zhongxi Metal is known for our excellent product quality and professional services, providing our customers with a reliable partner. We have a global sales network that can meet the needs of customers in different countries and regions.If you need more information about us or have any other needs, please feel free to contact us. We look forward to working with you to create a better future.


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