BLACK IRON (B.I.) ROUND TUBES
Sturdy Black Iron Round Tube for Different Purposes
Black iron round tubes and circular tubes are highly regarded for their strength, durability, and versatility across numerous applications. These essential materials are widely used in industries such as construction, automotive, and industrial manufacturing, where dependable performance and structural support are critical.
Global Nexus Corporation is a leading distributor of round tubing in the Philippines. We are committed to sourcing only the highest quality black iron pipes from reputable suppliers. Experts trust our black iron round and circular tubes for diverse projects such as building frameworks, vehicle parts, and heavy machinery. With a broad selection and steadfast dedication to quality, Global Nexus Corporation is your trusted partner for all your black iron tubing needs.
Whether you need standard sizes or customized solutions, we are ready to meet your specific demands. Contact us today to learn more about how we can support your next project with premium black iron tubing.

Applications of Black Iron Round Tubing
Black iron round tubes and circular tubes are essential to several industries. These materials are used for different purposes in the following fields:
Construction
Black iron round tubes and circular tubes find extensive use in the construction industry. They are employed in structural applications such as building frameworks, supports, and scaffolding.
The tubes’ strength and durability make them suitable for handling heavy loads and providing structural stability. Additionally, their versatility allows for easy customization and integration into various construction projects, ranging from residential buildings to commercial complexes and infrastructure developments.
Automobile Production
Black iron round tubes and circular tubes play a crucial role in the automobile production sector. They are utilized in the manufacturing of vehicle frames, chassis components, and exhaust systems.
Their high tensile strength and ability to withstand vibrations and impacts make them an ideal choice for ensuring structural integrity and safety in automobiles. Moreover, their compatibility with welding processes allows for efficient assembly and fabrication, contributing to streamlined automobile production.
Industrial Projects
In industrial settings, black iron round tubes are indispensable for a multitude of projects. They are commonly used for constructing machinery frames, conveyor systems, and equipment supports. The tubes’ robustness and resistance to extreme temperatures and pressures make them suitable for heavy-duty industrial applications.
Additionally, their versatility enables them to be used in the fabrication of custom-made structures, ensuring efficient and reliable operations in industries such as manufacturing, mining, and oil and gas. Black iron round tubes provide the strength and stability necessary for industrial projects, making them an essential component in industrial infrastructure.
Black Iron Round and Circular Tube Sizes
Black iron round and circular tubes are available in a variety of sizes to suit diverse industrial and structural applications.
Round and Circular Tube Thickness Gauge Guide
| Gauge | 24 | 22 | 21 | 20 | 18 | 17 | 16 | 14 | 12 | 10 | 8 | 7 | 6 | 4 |
| Approx. Thickness (mm) | 0.6 | 0.7 | 0.8 | 0.9 | 1.2 | 1.6 | 1.5 | 2.0 | 2.5 | 3.0 | 4.0 | 4.5 | 5.0 | 6.0 |
Round and Circular Tube Sizes (in MM) and Thickness Gauges
| 12.7mm | 24 | 20 | 18 | 16 | 14 | ||||||
| 15.9mm | 20 | 18 | 16 | ||||||||
| 19.1mm | 22 | 20 | 18 | 16 | 14 | 12 | 10 | 8 | |||
| 22.2mm | 20 | 18 | 16 | 14 | 12 | 10 | |||||
| 25.4mm | 24 | 22 | 20 | 18 | 16 | 14 | 10 | 7 | |||
| 31.8mm | 24 | 22 | 18 | 16 | 14 | 12 | 8 | ||||
| 38.1mm | 24 | 20 | 18 | 16 | 14 | 12 | |||||
| 50.8mm | 18 | 16 | 14 | ||||||||
| 57.0mm | 14 | ||||||||||
| 76.2mm | 16 | 14 | |||||||||
| 17.1mm | 18 | 16 | |||||||||
| 33.4mm | 10 | ||||||||||
| 42.2mm | 18 | 16 | 14 |

Find High-Quality Round Black Iron Tubes Today
Ensure the durability of your project by investing in the black iron (B.I.) tubes that we offer here at Global Nexus Corporation. We are the leading supplier of stainless steel and iron materials, so you can be sure of the quality of our products.
Additionally, we make sure to provide you with top-notch customer service every time. You can count on us to address your needs and answer your questions so that you can get the right material for your project. Get in touch with us by filling out the form below.

