Industrial Portal Production Type & How Build Them: In the realm of industrial construction, the use of steel structures such as columns and rafters plays a vital role in the strength and stability of a building. These elements, though often unnoticed, provide the backbone of industrial facilities, warehouses, and large-scale infrastructure projects. Columns are vertical structural elements that primarily bear loads and transfer them to the foundation, while rafters are inclined structural elements that support the roof. Understanding the types of columns and rafters and their specific uses in different structural systems is essential for selecting the right components for a given project.
Industrial Structures (Portal Production – Columns & Rafters)
a. Portal Trusses with 90mm C Profiles
Portal trusses, made from 90mm C profiles, are a cost-effective solution for smaller structures or buildings where simplicity and speed are important. These types of trusses are commonly used in buildings with relatively simple designs and straightforward load requirements.
Application:
These portal trusses are typically used in small industrial buildings, warehouses, and agricultural structures where clear spans are needed without complex load requirements. They provide a simple and efficient solution for relatively low-load bearing buildings, and can be easily designed and implemented with existing equipment like the IC-7000Series machine.
Column & Rafter Design:
The column and rafter structures for portal trusses with 90mm C profiles can be created using Vertex’s portal module, which simplifies the design and fabrication process. This method is ideal for simple enclosed areas and allows engineers to perform static calculations, ensuring that the load-bearing requirements are met.
b. Portal Trusses with Heavy C+ & Sigma+ Profiles
For more robust and large-scale industrial applications, portal trusses made with heavier C+ and Sigma+ profiles provide enhanced strength and durability. These profiles are particularly suited for structures that require greater load-bearing capacities, longer spans, and more complex configurations.
Profile Variations:
350 C+, 300 Sigma+
300 C+, 250 Sigma+
250 C+, 200 Sigma+
200 C+
Applications:
This type of portal truss is used in large industrial facilities, commercial buildings, or structures that need to bear heavy loads or withstand environmental stresses. For instance, factories, distribution centers, and large warehouses often utilize these types of trusses due to their strength and versatility.
Heavy-duty C+ and Sigma+ profiles also provide the ability to incorporate back-to-back profiles, which further increase the structural strength of the trusses. These profiles are commonly used in large-span roofs where structural integrity is paramount, and they provide the necessary flexibility for intricate building designs.
Required Connection Punches:
To ensure secure and stable connections, the following punches are required for different profile combinations:
350 C+, 300 Sigma+ – Dia. 18mm for 16mm screws
300 C+, 250 Sigma+ – Dia. 18mm for 16mm screws
250 C+, 200 Sigma+ – Dia. 16mm for 14mm screws
200 C+ – Dia. 16mm for 14mm screws
These specific connection points help create robust connections that enhance the performance of the entire structure.
Column, Rafter, Floor Joist Profile Section Alternatives:
c. Double-Faced Portal Trusses with Heavy C+ & Sigma+ Profiles
The double-faced portal trusses take the robustness of the previous profile options to a new level. With the ability to support even greater loads, these trusses are designed for applications that require a combination of strength and aesthetic appeal.
Profile Variations:
350 C+, 300 Sigma+
300 C+, 250 Sigma+
250 C+, 200 Sigma+
200 C+
Applications:
Double-faced portal trusses are suitable for highly demanding structures, such as large stadiums, multi-story buildings, and bridges. They are often used when a project requires both high load-bearing capacities and a visually appealing, symmetrical design. These trusses are particularly useful in high-rise buildings where the top and bottom faces of the truss need to be structurally supported simultaneously.
The advantage of using double-faced trusses lies in their ability to bear large loads on both sides, making them ideal for complex structural configurations that demand both strength and stability. Additionally, back-to-back profiles provide the necessary reinforcement for the most demanding projects.
Required Connection Punches:
Similar to the portal trusses, the double-faced trusses require specific connection punches to ensure the structural integrity of the trusses. These include:
350 C+, 300 Sigma+ – Dia. 18mm for 16mm screws
300 C+, 250 Sigma+ – Dia. 18mm for 16mm screws
250 C+, 200 Sigma+ – Dia. 16mm for 14mm screws
200 C+ – Dia. 16mm for 14mm screws
Additionally, mid-tab punches for double-face connector profiles with two different sizes are required for 350/300 and 250/200 profiles. These connections ensure that the two faces of the trusses work together efficiently.
These specific connection points help create robust connections that enhance the performance of the entire structure.
Column, Rafter, Floor Joist Profile Section Alternatives:
Connection Examples:
Advantages of Using C+ and Sigma+ Profiles in Industrial Structures
The use of C+ and Sigma+ profiles in the construction of industrial buildings offers a variety of benefits:
Strength and Durability:
These profiles are specifically designed to handle heavy loads and provide long-lasting durability. They are ideal for high-stress environments, such as factories and warehouses.Versatility:
The ability to create both single and back-to-back profile configurations allows for greater design flexibility, making it easier to adapt to various building requirements.Cost-Efficiency:
By using heavier C+ and Sigma+ profiles, builders can minimize the need for additional reinforcements, resulting in cost savings over time.Ease of Manufacturing and Assembly:
With pre-engineered connection systems, including required connection punches, the fabrication and assembly processes are simplified, leading to faster construction times and fewer errors during installation.
Columns and rafters are essential components in industrial construction, serving as the primary load-bearing elements in any structure. The choice of profiles, such as C+ and Sigma+, depends on the specific requirements of the project, including load capacity, span, and complexity. By understanding the different types of portal trusses and their applications, engineers and architects can select the most appropriate system for their building, ensuring both strength and efficiency in the final design. Whether for small-scale structures or large industrial facilities, the flexibility and robustness of these systems make them an excellent choice for modern construction projects.
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