A steel pipe column, sometimes referred to as a lally column, is an engineered structure that can be used to support the weight of houses, buildings and other structures. Steel pipe columns can be various widths and thicknesses to help increase their strength and the amount of weight thy can support.

On the ends of the pipe columns or lally columns are typically what’s called a cap plate, at the top, and a base plate at the bottom. Cap and base plates are welded to the pipe and are various sizes and shapes that are made specifically for they type of connection the pipe column is creating. Pipe columns can be connected to steel beams in commercial installs, or they can be connected to wood in a residential situation. Many residential basements have pipe columns to support the load of the house above.

Mid-Island Steel has been providing New York with custom steel pipe columns for over 30 years. We can provide any width, thickness, length or connection your project needs. If you have any questions about steel pipe columns, feel free to get in touch today.


Steel Pipe Columns


Definition of Steel Pipe Column

A steel pipe column refers to a structural element commonly used in various construction projects to provide support and stability. It is a vertical steel column member made of steel tubing or pipe with specific design features to withstand loads and distribute them effectively. The wall thickness of the pipe column is an important consideration for ensuring structural integrity and resistance to external forces.

Steel pipe columns are often adjustable, allowing for height modifications to suit different construction needs. They are designed to handle concentric loads and have a safe load capacity determined by factors such as material strength, design specifications, and installation methods. These columns may incorporate features such as jack screws for easy adjustments and steel tubes for added strength. The ease of installation of steel pipe columns makes them a popular choice in the construction industry. They can be easily integrated into building designs, providing stability and support to various structures.

Types of Steel Pipe Columns

Steel pipe columns are commonly used in construction applications due to their strength and versatility. There are various types of steel pipe columns available, each with its own set of characteristics and applications.

One type is the adjustable column, which allows for fine-tuning of the column height. This is especially useful in situations where the column needs to be adjusted to accommodate changes in load or building settling. Adjustable columns typically feature a jack screw mechanism that allows for easy height adjustment.

Another type is the single-piece column, which is a fixed height column that is pre-determined during the manufacturing process. Single-piece columns are often used in applications where a specific column height is required and adjustability is not necessary.

Both adjustable and single-piece columns offer excellent load-bearing capacity and can support large loads. However, adjustable columns are more flexible in terms of height adjustment, while single-piece columns offer a simpler installation process due to their fixed height.

In summary, steel pipe columns come in different types to suit different construction needs. Adjustable columns provide flexibility and ease of height adjustment, while single-piece columns offer a simpler installation process. Consider the specific requirements of your project to determine the most suitable type of steel pipe column to use.

Design Considerations

Design Considerations for Steel Pipe Columns

When designing steel pipe columns, several important considerations must be taken into account to ensure their structural integrity and suitability for the intended application. One crucial factor is the wall thickness of the steel pipe. The wall thickness directly affects the column’s strength and ability to withstand loads. Engineers must carefully determine the appropriate wall thickness based on the anticipated loads and safety factors.

Another important design consideration is the column’s ability to handle concentric loads. Concentric loads occur when forces act through the column’s centroid, creating equal and opposite moments. The column’s dimensions and material properties, such as moment of inertia, play a vital role in supporting these types of loads without failure.

Additionally, the ease of installation is a crucial consideration for both adjustable and single-piece columns. Adjustable columns with a jack screw mechanism offer the advantage of easy height adjustment, making them suitable for situations where changes in load or building settling may occur. On the other hand, single-piece columns provide a simpler installation process due to their fixed height, eliminating the need for adjustments.

Overall, the design considerations for steel pipe columns encompass factors like wall thickness, load-bearing ability, ease of installation, and suitability for varying load conditions. By carefully considering these factors, engineers can ensure the optimal design and performance of steel pipe columns in various construction applications.

Column Connection Considerations

When connecting column pipes to steel beams and wood beams, there are several key considerations to keep in mind to ensure a solid and reliable connection.

Firstly, it’s important to consider the specific requirements for beam connections. Steel beams typically require the use of special cap plates with holes for bolt connections to beam flanges, to securely attach the column pipes. These cap plates ensure a tight and stable connection, preventing any movement or slippage between the beam and the column.

For wood beams, different types of connectors, such as brackets, straps or buckets may be used to achieve a strong connection. These connectors are typically fastened to both the beam and the column pipe, creating a secure attachment point.

Another important aspect to consider is the use of single-piece welded columns for permanent connections. These columns are pre-cut to the desired length and welded together, providing a stronger and more stable connection compared to adjustable columns. This option is particularly suitable for applications where a permanent and fixed connection is required.

In summary, when considering column connections to steel and wood beams, it is crucial to select the appropriate fittings, connectors, or welded columns to ensure a solid and reliable connection. By considering these factors, you can ensure the structural integrity and stability of your column system.

Cap Plate Design

When designing cap plates for steel pipe columns, it is important to consider several factors to ensure stability and durability.

First and foremost, the material used for the cap plate should be strong and robust, typically made of steel. This ensures that the cap plate can withstand heavy loads and provide adequate support to the column.

The cap plate should be designed to fit a specific size range of columns, typically ranging from 3 to 8 inches in diameter. This ensures a proper and secure connection between the cap plate and the column.

In terms of specific requirements, the plate thickness should be carefully selected based on the load-bearing capacity and the intended use of the column. Thicker plates provide greater strength and durability, while thinner plates may be sufficient for lighter loads or temporary structures.

Durability is a key consideration for cap plates, as they are subjected to significant loads and forces. The cap plate design should be able to withstand these loads, preventing any failure or deformation. Additionally, proper welding or bolting techniques should be employed to ensure a secure and long-lasting connection between the cap plate and the column.

Overall, a well-designed cap plate is crucial for the stability and durability of steel pipe columns, providing robust support and withstanding the intended loads.

Base Plate Design

When it comes to base plate design for steel pipe columns, there are several important considerations to keep in mind. One of the most crucial aspects is the use of a solid and stable baseplate. This baseplate should be constructed of heavy-duty steel to ensure its strength and durability. By using high carbon steel, the baseplate can withstand the weight and forces exerted on the column.

Another essential consideration is the use of poured concrete to permanently lock the steel pipe column in place. After the column is installed, concrete footings or a floor can be poured which may encapsulate the baseplate. This not only provides additional stability but also prevents any movement or shifting of the column over time. The combination of a robust baseplate and poured concrete ensures the column stays securely in place, even under heavy loads or external forces.

In summary, the design of the baseplate for steel pipe columns is crucial for providing stability and support. By using a solid baseplate made of heavy-duty steel and locking the column in place with poured concrete, the overall structural integrity of the column is enhanced. Considerations for base plate design include fixed length columns, the use of high carbon steel, concrete footings, and poured concrete locking.

Wall Thickness

When determining the appropriate wall thickness for steel pipe columns, several factors and options need to be considered. The wall thickness plays a crucial role in determining the strength and stability of the column.

One important factor is the nominal diameter of the steel pipe column. This refers to the standard size designation used for the pipe column. The outside diameter and inside diameter are also significant. The outside diameter represents the total width of the pipe column, while the inside diameter refers to the space or hollow area inside the column.

The weight per foot is another factor to consider when determining the appropriate wall thickness. Different sizes of steel pipe columns have varying weights, and this weight affects the load-carrying capacity and stability of the column.

The wall thickness directly affects the column’s resistance to bending, compression, and other external forces. A thicker wall provides greater strength and stability, making it suitable for supporting heavier loads. Conversely, a thinner wall may have limitations in withstanding heavy loads or concentric loads.

In conclusion, determining the appropriate wall thickness for steel pipe columns involves considering factors such as nominal diameter, outside diameter, inside diameter, and weight per foot. The wall thickness directly impacts the column’s strength and stability, making it crucial to choose an appropriate thickness based on the intended load and application.

Column Heights

When designing steel pipe columns, one important aspect to consider is the column height. The height of the columns plays a crucial role in ensuring structural stability and safety.

The specific application and load requirements will determine the appropriate column height. The column height is determined by factors such as the distance between the footing elevation and the wall plate elevation. This ensures that the column effectively supports the load and distributes it evenly to the foundation.

Careful calculation and determination of the appropriate column height is essential. If the column height is too short, it may not provide sufficient support and could result in structural failure. On the other hand, if the column height is too tall, it may be subjected to excessive bending or buckling under load, compromising its stability.

Ensuring the correct column height is vital for maintaining structural integrity. It allows the steel pipe columns to effectively bear the load and contribute to the overall stability of the structure. By considering column heights in the design process, engineers can ensure that the steel pipe columns meet the required load requirements, providing a safe and secure structure.

Concentric Loads

Concentric loads are vertical loads applied at the centroid of the cross-section of a steel pipe column. These loads are crucial considerations in the design and calculation of steel pipe columns, as they determine the column’s ability to support the intended load.

When determining the allowable concentric loads for steel pipe columns, factors such as the diameter and wall thickness of the pipe are taken into account. A larger diameter and thicker wall can generally withstand higher loads, while smaller dimensions may have lower load-bearing capacities.

To ensure the safety and structural integrity of steel pipe columns, it is essential to refer to tables that provide information on the allowable loads for different pipe dimensions. These tables consider factors like the material properties of the steel and the column’s dimensions. By adhering to these safety guidelines, the risk of exceeding the column’s load-bearing capacity can be minimized.

Concentric loads are a critical aspect of designing and constructing steel pipe columns. Taking into consideration the diameter, wall thickness, and safety guidelines provided in tables, engineers can determine the appropriate dimensions to ensure the column can safely bear the intended vertical load.

Safe Loads for Steel Pipe

Safe loads for steel pipe columns refer to the maximum amount of weight that the columns can safely support without compromising their structural integrity. These safe loads are determined by considering factors such as the wall thickness of the pipe and the height of the columns.

The wall thickness of the steel pipe is a critical factor in determining safe loads. A thicker wall can provide greater strength and therefore allow for higher loads to be safely supported. Conversely, a thinner wall may have a lower load-bearing capacity.

The height of the columns is also an important consideration. As the height increases, the column may experience greater bending and compression forces. Therefore, taller columns generally have lower safe load capacities compared to shorter columns.

Steel pipe columns offer several advantages when it comes to handling safe loads. Firstly, they can be easily adjusted and modified to meet specific load requirements, thanks to features like adjustable columns and jack screws. Secondly, steel pipes have a high moment of inertia, which adds to their load-bearing capacity. Additionally, steel pipe columns are relatively easy to install and provide excellent support for different structures.

By considering factors such as wall thickness and column height, steel pipe columns can be designed to safely support the intended loads, making them a reliable choice in various construction applications.

Benefits of Steel Pipe Columns

Steel pipe columns offer a host of benefits when it comes to providing support for various structures. These columns are designed to withstand concentric loads and ensure the safety of the overall structure. Steel pipe columns boast a high moment of inertia, enhancing their load-bearing capacity and making them ideal for handling heavier loads. Moreover, steel pipe columns are relatively easy to install and provide excellent support for structures of different sizes and configurations. The strength and durability of steel pipes make them a reliable choice, ensuring stability and longevity for a wide range of construction projects. Whether it’s in the form of adjustable columns or the ease of installation, steel pipe columns are an advantageous choice for achieving optimal structural integrity.

Ease of Installation

The ease of installation is a key advantage of using steel pipe columns in construction projects. Whether it’s for commercial or residential applications, these columns offer a straightforward installation process that saves time and minimizes labor costs.

One aspect that contributes to this ease of installation is the compatibility of the cap plate and base plate with different column sizes. Designed to fit snugly and securely, these components can accommodate various column dimensions without sacrificing durability. This ensures a reliable and long-lasting support structure.

The installation process itself is simple and efficient. After determining the appropriate height and location for the columns, they can be easily positioned and aligned. The use of jack screws or shim plates allows for precise adjustments to achieve the desired level and plumbness. Once the columns are in place, they can be securely fastened and load distribution can be optimized.

In summary, the ease of installation is a significant advantage of using steel pipe columns. Their durability, compatibility with different column sizes, and the simplicity of the installation process make them a convenient choice for builders and contractors.


Reliability is a critical factor to consider when it comes to steel pipe columns in construction. These columns serve an essential purpose in providing structural support and distributing loads effectively. Choosing reliable steel pipe columns can have significant implications for the safety and longevity of a building.

Using unreliable, faulty, or improperly sized steel pipe columns can result in serious risks and consequences. Structural instability, increased vulnerability to external forces such as wind or earthquakes, and compromised load-bearing capacity are just a few potential dangers. Such issues can lead to structural failures, property damage, and even jeopardize the safety of occupants.

To ensure reliability, several factors come into play. First, the quality of materials used in manufacturing the steel pipe columns is crucial. High-quality steel that meets industry standards and is resistant to corrosion is essential for long-lasting reliability.

Additionally, proper installation is paramount. Following manufacturer guidelines and adhering to engineering specifications during the installation process helps ensure that the columns are correctly positioned, aligned, and securely fastened. Attention to detail during installation guarantees that the columns can withstand the intended loads and perform reliably over time.

In conclusion, the reliability of steel pipe columns cannot be overlooked in construction. Proper selection, high-quality materials, and precise installation are vital to mitigate risks and ensure a safe, durable, and long-lasting structure.

Steel Pipe Column Supply On Long Island

When it comes to steel pipe columns, reliability is of utmost importance. The right materials and proper installation play a crucial role in ensuring the safety and stability of structures. On Long Island, finding a reliable supplier for steel pipe columns is essential for construction projects. With the diverse range of applications, from residential buildings to commercial structures, it is important to source steel pipe columns that meet industry standards and provide the necessary strength and durability. Contractors on Long Island should rely on a reputable supplier who provide high-quality steel pipe columns, such as Mid-Island Steel. Mid-Island Steel understands that the right materials, along with attention to detail during installation, are key to the long-term performance and safety of structures. By prioritizing reliability, Mid-Island Steel ensures the structural integrity of the structures made with the products we supply.

Get A Free Quote From Mid-Island Steel

Are you looking for high-quality steel pipe columns for your construction project? Look no further than Mid-Island Steel in Medford, NY. Based on Long Island, we are a leading supplier of steel pipe columns and have been serving clients in the construction industry for many years.

Requesting a free quote from Mid-Island Steel is easy and hassle-free. Simply visit our website and fill out the contact form. Our team of experts will review your request and provide you with a competitive quote tailored to your specific needs.

By choosing Mid-Island Steel, you can benefit from our expertise in supplying top-notch steel pipe columns. We understand the importance of reliable and durable construction materials, and our products are built to last. In addition, our competitive pricing ensures that you get the best value for your money.

Whether you need steel pipe columns for residential, commercial, or industrial applications, Mid-Island Steel has got you covered. Our experienced team is here to assist you every step of the way, from selecting the right columns to ensuring their timely delivery.

Get a free quote from Mid-Island Steel today and experience the difference that quality and expertise can make in your construction project. Contact us now to get started.