All About RSJ steel beam size for 3m, 4m, 5m, 6m, 7m, 8m, 9m and 10m span

All About RSJ steel beam size for 3m, 4m, 5m, 6m, 7m, 8m, 9m and 10m span

RSJ steel beams are an essential component in construction projects, providing critical support for load-bearing structures. These beams are known for their strength, durability, and versatility, making them a popular choice among builders and engineers. One crucial aspect of using RSJ steel beams is determining the appropriate size for the intended span. In this article, we will explore the different sizes of RSJ steel beams available for spans ranging from 3m to 10m. We will discuss the factors that influence beam size selection and the benefits of choosing the right size for your project. Whether you are constructing a new building or renovating an existing one, understanding the various RSJ steel beam sizes can help you make informed decisions and ensure the structural integrity of your project.

RSJ steel beam size for 3m, 4m, 5m, 6m, 7m, 8m, 9m and 10m span

RSJ steel beam size for 3m, 4m, 5m, 6m, 7m, 8m, 9m and 10m span

RSJ (Rolled Steel Joist) beams are popular choices in the construction industry for their strong load-bearing capabilities and versatility in various structural designs. They have a distinct “I” shape and are used in vertical and horizontal load-bearing applications such as floor beams, roof trusses, and bridge girders. Their size is determined by the span or length they need to cover and the required load capacity.

For spans up to 3 meters, a 127x76x13mm RSJ beam would be sufficient to support a maximum load of 4.9kN/m. This beam has a width of 127mm, a height of 76mm, and a thickness of 13mm.

For spans between 4-6 meters, a 152x89x16mm RSJ beam is generally used to support a maximum load of 8.9kN/m. This beam has a width of 152mm, a height of 89mm, and a thickness of 16mm.

For spans between 7-9 meters, a 178x102x19mm RSJ beam is commonly used. It can support a maximum load of 12.9kN/m. This beam has a width of 178mm, a height of 102mm, and a thickness of 19mm.

For spans up to 10 meters, a 203x102x23mm RSJ beam is the recommended size, with a maximum load capacity of 18.1kN/m. This beam has a width of 203mm, a height of 102mm, and a thickness of 23mm.

It is worth noting that the above sizes are just general guidelines, and the actual size needed for a particular span would also depend on the specific load requirements and the type of application. In some cases, a larger or smaller RSJ beam may be needed to meet the structural requirements.

When selecting the appropriate RSJ beam size, it is essential to consult with a structural engineer to ensure the beam can safely support the intended loads without compromising the structure’s stability and integrity. Moreover, the beam size should also comply with the applicable building codes and regulations to ensure the safety of the building or structure.

In summary, the most commonly used RSJ beam sizes for 3m-10m spans are 127x76x13mm, 152x89x16mm, 178x102x19mm, and 203x102x23mm. However, the final decision on beam size should be based on the specific needs and requirements of the construction project, as determined by a qualified engineer.

RSJ beam size for 3m span

RSJ beam size for 3m span

An RSJ (Rolled Steel Joist) beam is a popular choice for structural support in building construction. It is a type of steel beam that is commonly used for spans 3m or less. The size of an RSJ beam is important to ensure its ability to carry the required load, without any bending or deflection.

In general, the size of an RSJ beam is determined by its depth, width, and thickness. For a 3m span, the following sizes are typically recommended:

1. Depth: The depth of an RSJ beam for a 3m span can vary between 127mm to 178mm, depending on the load it needs to support. A deeper beam will have a higher load-bearing capacity and will be able to resist bending and deflection better than a shallower beam.

2. Width: The width of an RSJ beam is usually between 76mm to 127mm for a 3m span. The width of the beam is important as it affects the distribution of the load. A wider beam will have a larger surface area for load distribution, making it more stable and capable of carrying heavier loads.

3. Thickness: The thickness of an RSJ beam for a 3m span can range from 4mm to 10mm. This thickness is important for determining the strength and rigidity of the beam. A thicker beam will be able to withstand higher loads and will be less susceptible to bending or deflection.

Apart from these basic dimensions, the size of an RSJ beam also depends on factors such as the type and weight of the materials it will be supporting, the type of construction (such as single or double-story), and the location of the beam (internal or external).

When selecting the appropriate size for an RSJ beam for a 3m span, it is important to consult with a structural engineer who can accurately calculate the load requirements and recommend a suitable size based on several factors.

In conclusion, the size of an RSJ beam for a 3m span can vary depending on various factors, but a typical size range for an RSJ beam in this span is 127mm to 178mm in depth, 76mm to 127mm in width, and 4mm to 10mm in thickness. It is essential to consult with a professional to determine the most suitable size for your specific construction needs.

RSJ beam size for 4m span

RSJ beam size for 4m span

RSJ beams, also known as rolled steel joist beams, are commonly used in structural engineering to support heavy loads over large spans. In this case, we will be discussing RSJ beam size for a 4m span.

When it comes to determining the size of an RSJ beam, there are several factors to consider, including the span length, the load it will be supporting, and the type of building it will be used in. For a 4m span, we will assume a basic residential or commercial building with a standard live load requirement of 25-50 pounds per square foot.

Based on this information, the ideal size for an RSJ beam for a 4m span would be between 152x89x16mm to 203x102x23mm. The first number represents the beam’s depth, the second number represents the flange width, and the last number represents the flange thickness.

To ensure the beam can adequately support the loads, it is essential to consider the beam’s yield strength and bending moment capacity. The beam’s yield strength should be at least 275 N/mm², and it should have a bending moment capacity of at least 45 kNm. The beam’s deflection should also be within acceptable limits, which can be calculated using the Euler-Bernoulli beam theory.

It is crucial to note that the beam sizes mentioned above are recommendations based on general industry standards and assumptions. The final size of the RSJ beam should always be determined by a structural engineer, taking into account the specific details of the building and its loads. Factors such as openings in the walls, point loads, and other structural elements can affect the beam’s size and must be considered in the design process.

Additionally, the RSJ beam should be properly installed and supported to ensure its effectiveness and safety. The beam ends should be adequately supported by columns or walls, and its flanges should be bolted or welded to the supporting structure. The beam must also be installed with proper bracing to prevent buckling.

In conclusion, for a 4m span, the recommended RSJ beam size is between 152x89x16mm to 203x102x23mm, with a yield strength of 275 N/mm² and a bending moment capacity of 45 kNm. However, the final size and design should always be determined by a structural engineer to ensure the beam can effectively support the intended loads.

RSJ beam size for 5m span

RSJ beam size for 5m span

A RSJ (Rolled Steel Joist) beam is a common type of structural steel beam used in construction. Its shape resembles the letter “I”, hence its alternate name as an I-beam. These beams are known for their high strength-to-weight ratio, making them ideal for supporting heavy loads over long spans.

For a 5m span, the size of the RSJ beam required will depend on several factors such as the applied load, type of construction, and the material used. Here are some general guidelines for selecting an appropriate RSJ beam size for a 5m span:

1. Determine the load: The first step in choosing an RSJ beam size is to calculate the load that the beam will be supporting. This includes the weight of the structure itself, any additional weight such as snow or wind load, and the weight of any equipment, furniture, or people that will be on top of the structure. The beam must be able to resist all these loads without buckling or bending.

2. Select a material: RSJ beams are typically made of structural steel, but they can also be made from other materials such as aluminum or timber. The material used will affect the strength and weight of the beam, which in turn will impact the size required. Structural steel is the most commonly used material for RSJ beams due to its high strength and durability.

3. Check for local building codes: Before finalizing the size of your RSJ beam, it is important to check with local building codes and regulations. These codes often specify minimum size and strength requirements for beams based on the type of construction, occupancy, and other factors. Make sure to adhere to these codes to ensure the structural integrity and safety of the building.

4. Use a beam size calculator: There are various online calculators available that can help you determine the appropriate size of a RSJ beam for a given span and load. These calculators take into account the material properties, load, and span length to provide a recommended beam size.

For a 5m span, a common size for an RSJ beam made of structural steel would be 152x89mm (6×3.5 inches). However, this size may vary depending on the applied loads and building codes of your specific location.

In conclusion, selecting the right size of a RSJ beam is crucial for the structural integrity and safety of a building. It is important to accurately calculate the loads, consider the material used, and adhere to local building codes to determine the appropriate beam size for a 5m span. Consulting with a structural engineer may also be necessary to ensure the structural stability of the building.

RSJ beam size for 6m span

RSJ beam size for 6m span

RSJ (Rolled Steel Joist) beams are commonly used in buildings and other civil engineering structures to provide structural support. When determining the size of an RSJ beam for a 6m span, there are several factors that need to be considered.

1. Load: The first factor to consider is the expected load that the beam will be required to carry. This can include the weight of the building materials, furniture, people, and any other potential loads. The type of load (e.g. dead load or live load) and the intensity of the load will also affect the size of the RSJ beam needed.

2. Span: The span of the beam is the distance between the two support points or columns. In this case, the span is 6m. The longer the span, the larger the beam size needed to support the load.

3. Material: RSJ beams are commonly made from mild steel or high-strength steel (HSS). The type of material used will also affect the size of the beam needed, as HSS beams can support higher loads than mild steel beams of the same size.

4. Safety Factor: To ensure the structural integrity and safety of the building, a safety factor is applied to the calculated load. This factor varies depending on the building codes and regulations in the area, but it is typically between 1.5 and 3. This means that the actual load the beam can support should be 1.5 to 3 times higher than the expected load.

5. Beam Type: There are different types of RSJ beams, including I-beams, H-beams, and W-beams. Each has different dimensions and load-bearing capacities, which need to be considered when determining the size needed for a 6m span.

Based on these factors, the size of the RSJ beam needed for a 6m span can range from 127×76 mm (5×3 inches) for mild steel to 610×229 mm (24×9 inches) for HSS beams. However, the exact size should be calculated by a structural engineer based on the specific project requirements and structural analysis. It is essential to consult a professional to ensure the proper size and type of RSJ beam is selected for optimal structural support and safety.

RSJ beam size for 7m span

RSJ beam size for 7m span

RSJ (Rolled Steel Joist) beams are one of the most commonly used structural elements in civil engineering projects. Their versatility, strength, and durability make them suitable for a wide range of applications, including building construction, bridges, and industrial structures.

When considering the size of RSJ beams for a 7m span, several factors need to be taken into account. These include the type of load the beam is expected to carry, the material properties, and the design standards.

Firstly, the type of load is crucial in determining the required RSJ beam size. Beams are primarily designed to support vertical loads, such as the weight of building materials, furniture, and people. However, beams also need to withstand lateral loads, such as wind and earthquakes. Therefore, the beam’s size must be carefully selected to ensure it can support both vertical and horizontal loads without bending or failing.

Secondly, the material properties of the RSJ beam play a significant role in determining its size. The most common material used for RSJ beams is steel, which offers excellent strength and durability. The strength of the steel can vary depending on its grade and thickness. A higher grade and thickness of steel will result in a stronger and stiffer beam, allowing for a smaller size to be used.

Finally, design standards, such as the National Building Code, provide guidelines for selecting RSJ beam sizes based on the load and material properties. These standards have tables and charts that provide the appropriate beam sizes for various spans and loading conditions.

For a 7m span, an RSJ beam with a depth of 200mm and a flange width of 100mm would typically be suitable for carrying up to 10 kN/m of uniformly distributed load. The thickness of the web and flange would need to be determined based on the grade of steel used and the design requirements.

It is essential to consult with a structural engineer when selecting the size of RSJ beams for any project to ensure proper load-carrying capacity and structural stability. The design should also be reviewed and approved by a licensed engineer before construction begins, as structural integrity is critical for the safety of any structure.

In conclusion, the size of RSJ beams for a 7m span is dependent on several factors, including load, material properties, and design standards. Proper selection and careful review by a qualified engineer are crucial in ensuring a safe and sturdy structure.

RSJ beam size for 8m span

RSJ beam size for 8m span

RSJ beam, also known as Rolled Steel Joist beam, is a popular choice for structural framing in construction projects due to its high strength-to-weight ratio and ease of installation. When it comes to selecting the appropriate RSJ beam size for a 8m span, various factors need to be considered.

1. Design Loadings: The first and most crucial step is to determine the design loadings that the beam will be subjected to. This includes the dead load (weight of the structure), live load (occupancy and usage), and any other applicable loadings such as wind or seismic.

2. Material Type: RSJ beams are typically made from mild steel, which comes in various grades such as S235, S275, and S355. The selection of material will depend on the specific requirements of the project and the environmental conditions in the area.

3. Beam Configuration: The beam configuration, i.e., simply supported, continuous, or cantilever, also plays a significant role in determining the appropriate size. For a clear span of 8m, a simply supported beam is the most commonly used configuration.

4. Load-Bearing Capacity: The load-bearing capacity of RSJ beams is determined by their section modulus, which is the measure of a beam’s resistance to bending. The higher the section modulus, the more load the beam can bear. Depending on the design loadings, a suitable section modulus needs to be selected for the 8m span.

5. Deflection Limits: Deflection is the amount of bending of the beam under the applied loads. Excessive deflection can result in structural failure and compromise the safety of the structure. Hence, the appropriate beam size should be selected to meet the deflection limits set by the building codes.

Based on the above factors, the size of RSJ beam for an 8m span can be selected using structural design software or by consulting structural engineers. In general, for a residential building with a 8m span, a 203 x 133 x 25 RSJ beam made from S355 grade steel can be sufficient. However, for commercial or industrial buildings, a larger beam size may be required.

In conclusion, selecting the right RSJ beam size for an 8m span requires careful consideration of various factors and should be done by qualified professionals to ensure the safety and structural integrity of the building.

RSJ beam size for 9m span

RSJ beam size for 9m span

RSJ (Rolled Steel Joist) beams are commonly used in the construction industry for their strength and ease of use. When it comes to selecting the appropriate RSJ beam size for a 9m span, there are a few factors that need to be taken into consideration.

Firstly, the load that the beam will be supporting must be determined. This includes the weight of the structure above the beam, as well as any additional loads such as furniture, equipment, and people. The type of load also plays a role in selecting the beam size. For example, a residential structure will have a different load distribution compared to a commercial building.

Next, the desired deflection limit must be determined. Deflection is the amount of bending or sagging that a beam experiences under load. Different construction codes specify different deflection limits based on the intended use of the structure. For a residential building, a deflection limit of L/360 (where L is the span length) is commonly adopted, while for a commercial building, a stricter limit of L/600 may be required.

In addition to the above factors, the material properties of the beam must also be considered. The strength and stiffness of the beam are affected by the type and quality of material used. Typically, RSJ beams are available in different grades of steel, with higher grades having better strength and stiffness properties.

After taking all of these factors into account, a structural engineer can determine the appropriate RSJ beam size for a 9m span. For example, for a light residential load with a deflection limit of L/360, a 203 x 133 x 30 RSJ beam (measured in millimeters) of grade S355 steel may be suitable. This means that the beam has a depth of 203mm, a width of 133mm, and a thickness of 30mm.

However, for a heavy commercial load with a stricter deflection limit of L/600, a larger beam size, such as a 254 x 146 x 31 RSJ beam of the same grade, may be required.

In conclusion, selecting the appropriate RSJ beam size for a 9m span depends on various factors such as the load, deflection limit, and material properties. It is important to consult a structural engineer to ensure the safety and structural integrity of the building.

RSJ beam size for 10m span

RSJ beam size for 10m span

RSJ beam, also known as a rolled steel joist, is a structural member commonly used in construction to support heavy loads over long spans. It is made of steel and has a distinctive shape that resembles the letter “I”, with flanges on either side and a web connecting them.

For a 10m span, the size of an RSJ beam will depend on several factors such as the type of load it needs to support, the spacing of the supporting columns or walls, and the type of steel used.

The first factor to consider in determining the size of the RSJ beam is the type of load it needs to support. Dead loads, such as the weight of the structure and its permanent fixtures, and live loads, such as people, furniture, and equipment, will have different effects on the beam. The type and distribution of the load will also affect the size of the beam.

The spacing of the supporting columns or walls is another crucial factor in determining the size of the RSJ beam. A longer span will require a larger beam size to ensure that it can support the load without excessive deflection. Additionally, the size and spacing of the supporting columns or walls should be taken into account to avoid overloading them.

The type of steel used for the RSJ beam also plays a significant role in determining its size. The most commonly used steel grades for RSJ beams are S275 and S355. S355 is a higher grade of steel and can support heavier loads over longer spans, and therefore, may require a smaller beam size compared to S275.

Based on the above factors, a typical RSJ beam size for a 10m span may range from 152x89mm to 533x210mm. However, these sizes are only meant to serve as a guide, and the exact size of the RSJ beam should be determined by a structural engineer based on the specific project requirements.

In conclusion, the size of an RSJ beam for a 10m span will depend on the type of load, spacing of supporting columns or walls, and the type of steel used. It is crucial to consult a structural engineer to determine the correct size of the RSJ beam to ensure the safety and stability of the structure.

How much does a 3m RSJ weigh

How much does a 3m RSJ weigh

A 3m RSJ (Rolled Steel Joist) is a commonly used structural component in construction, particularly for supporting heavy loads over large spans. It is also known as a Universal Beam (UB) or I-beam, due to its characteristic shape resembling the letter “I”.

The weight of a 3m RSJ varies depending on its size and type. Generally, the wider the RSJ is, the heavier it will be. The weight is also influenced by the thickness of the steel used in its fabrication.

To give a rough estimate, a 3m RSJ with a standard designation of 152 x 89 x 16 (width x depth x thickness) can weigh around 38.8 kilograms (85.5 pounds). However, this weight may vary slightly depending on the manufacturer and the grade of steel used.

On the other hand, a larger 3m RSJ with a designation of 356 x 171 x 67 could weigh around 176 kilograms (387 pounds) or more. This shows that the weight of a 3m RSJ can range from a few tens to hundreds of kilograms, depending on its size and type.

It is important to note that the weight of a 3m RSJ is not the same as its load-bearing capacity. The latter also depends on factors such as the type of load, the span of the RSJ, and the overall structural design. Therefore, it is crucial to consult with a structural engineer to determine the appropriate RSJ size and type for a particular project.

In conclusion, a 3m RSJ can weigh anywhere from approximately 38.8 to 176 kilograms, depending on its size and type. It is a crucial component in the construction of buildings and other structures, providing strength and stability for heavy loads.

How much does a 4m RSJ weigh

How much does a 4m RSJ weigh

An RSJ (Rolled Steel Joist), also known as an I-beam, is a common type of structural steel beam used in construction. It is typically used to support heavy loads and is essential in creating strong and stable structures.

The weight of a 4m RSJ can vary depending on its size and classification. However, in general, the weight of a 4m RSJ can range from 60 kilograms (kg) to 260 kg, with an average weight of around 150 kg.

To understand why the weight of a 4m RSJ is significant, let us first take a look at its composition. An RSJ is made up of steel, which is an alloy of iron and carbon. The addition of various other elements, such as manganese, silicon, and phosphorus, gives steel its unique properties, including its high strength and durability.

Structural steel beams, such as RSJs, are classified based on their shape, size, and weight. This classification system is referred to as the European Norm (EN) or Universal Column (UC) designation. The designation includes the width of the beam, height, and the thickness of the steel used to create it.

A 4m RSJ typically has a width of 100 mm to 250 mm and a height of 150 mm to 300 mm, depending on its classification. The thickness of the steel used can range from 6 mm to 25 mm. All these factors contribute to the weight of the RSJ. A wider and taller beam with thicker steel will, therefore, weigh more.

To give a more specific example, a 4m RSJ with an EN 10025 – S275 designation, which is commonly used for residential construction, can weigh around 154 kg. This beam has a width of 152 mm, a height of 152 mm, and a steel thickness of 23 mm. On the other hand, a 4m RSJ with an EN 10025 – S355 designation, which is typically used for commercial and industrial construction, can weigh around 256 kg. This beam has a width of 203 mm, a height of 203 mm, and a steel thickness of 25 mm.

The weight of a 4m RSJ is an essential factor to consider during construction planning and design. It affects the overall cost, as well as the structural stability of the building. Proper handling and installation of the RSJ are crucial to ensure its weight is appropriately distributed and supported.

In conclusion, the weight of a 4m RSJ can range from 60 kg to 260 kg, depending on its classification. Factors such as the width, height, and thickness of the steel used in its construction all contribute to its weight. Knowing the weight of an RSJ is crucial for engineers to ensure a safe and sound structure is built.

How much does a 5m RSJ weigh

How much does a 5m RSJ weigh

An RSJ, also known as a Rolled Steel Joist, is a common structural element used in civil engineering projects. It is a steel beam that is designed to support heavy loads and spans over long distances. These beams are commonly used in building construction, bridge construction, and other applications where a strong and durable support system is needed.

The weight of a 5m RSJ can vary depending on its size and dimensions. In general, the weight of an RSJ is determined by its cross-sectional area, which is measured in square inches or square centimeters. The larger the cross-sectional area, the heavier the RSJ will be.

For a standard 5m RSJ with a cross-sectional area of approximately 25 square inches, the weight can range from 225 to 300 pounds (102 to 136 kilograms). However, this weight can increase significantly for larger or more heavy-duty RSJs with a larger cross-sectional area.

In addition to the weight of the RSJ itself, other factors such as the material used, the design and construction specifications, and the type of load it will support can also affect the overall weight of the 5m RSJ.

It is important to consider the weight of an RSJ when designing and planning construction projects. The weight of the beams must be taken into account to ensure that the foundation and support structures can handle the load. Additionally, the weight of the beams must also be considered during transportation and installation, as special equipment and techniques may be required.

In conclusion, the weight of a 5m RSJ can range from 225 to 300 pounds (102 to 136 kilograms) depending on its size and dimensions. It is an important factor that must be carefully considered in civil engineering projects to ensure the structural integrity and safety of the overall construction.

How much does a 6m RSJ weigh

How much does a 6m RSJ weigh

A 6m RSJ (Rolled Steel Joist) is a commonly used structural steel member in construction projects. Its weight can vary depending on its dimensions, material composition, and manufacturer. However, some general estimates can be made based on industry standards.

Typically, a 6m RSJ with a depth of 152 mm (6 inches), and a width of 152 mm (6 inches) would weigh approximately 96 kilograms (211 pounds). This weight is for a universal beam or UB, which is a commonly used RSJ profile.

However, if the RSJ has a larger depth or width, its weight would increase accordingly. For instance, a 6m RSJ with a depth of 203 mm (8 inches) and a width of 203 mm (8 inches) would weigh around 152 kilograms (333 pounds).

Additionally, the weight of an RSJ can also be affected by its material composition. A steel RSJ is typically heavier compared to an aluminum RSJ due to the density difference between the two materials.

Furthermore, the weight of an RSJ can vary based on its manufacturer’s production processes and quality standards. Therefore, it is advisable to consult the specific manufacturer for accurate weight information.

In summary, a 6m RSJ can weigh anywhere between 96 kilograms (211 pounds) to 152 kilograms (333 pounds), depending on its dimensions, material composition, and manufacturer. As a civil engineer, it is essential to accurately estimate the weight of structural steel members to ensure the stability and safety of the structure.

How much does a 7m RSJ weigh

How much does a 7m RSJ weigh

A 7m RSJ (Rolled Steel Joist), typically used in the construction industry for framing and supporting structural loads, can weigh anywhere between 200-250 kilograms.

The exact weight of a 7m RSJ can vary depending on the type and thickness of the steel used, as well as the specific design requirements of the structure it is being used in. Generally, the heavier the load the RSJ needs to support, the thicker and heavier the steel used will be, resulting in a heavier overall weight.

To give you a better understanding, let’s break down the factors that contribute to the weight of a 7m RSJ:

1. Type of steel: Most commonly, RSJs are made from mild steel, which has a density of approximately 7850 kg/m3. However, in some cases, high-strength steel may be used which has a higher density and can result in a heavier RSJ.

2. Thickness/size of the RSJ: The thickness and size of the RSJ will also play a significant role in its weight. An RSJ with a larger cross-sectional area will be heavier, as it will require more steel to support the load. The thickness of the flanges and webbing, which are the horizontal and vertical parts of the RSJ respectively, will also affect its weight.

3. Span of the RSJ: The length of the RSJ, or the span it needs to cover, will also have an impact on its weight. For a 7m RSJ, the weight will be higher compared to a shorter RSJ, as it needs to bear a larger load and requires more steel to support it.

4. Load capacity: As mentioned earlier, the load that the RSJ needs to support is a significant factor in determining its weight. Typically, an RSJ with a higher load-bearing capacity will be thicker and heavier compared to one that needs to support a lighter load.

In conclusion, a 7m RSJ can weigh anywhere between 200-250 kilograms, depending on the type of steel, thickness, span, and load capacity required for the specific structure it is being used in. It is essential to carefully consider these factors and consult with a structural engineer to ensure the proper size and weight of an RSJ is used for a construction project to ensure safety and structural integrity.

Conclusion

In conclusion, RSJ steel beams are an essential component in construction projects, providing strength and stability to structures. The size of RSJ steel beams is crucial in determining their load-bearing capacity and suitability for specific span lengths. The sizes for 3m, 4m, 5m, 6m, 7m, 8m, 9m and 10m spans provide a variety of options for different building requirements. It is important to consult with structural engineers and follow building regulations to ensure the correct size and installation of RSJ steel beams. By understanding the various sizes available, construction professionals can make informed decisions to ensure the safety and durability of their projects.


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