Mild steel round tubes that are hot rolled and made from 1020/1026 steel are commonly used in a variety of applications, including manufacturing, construction, automotive, and general fabrication. These round tubes are produced through the hot rolling process, which involves heating the steel to high temperatures and then passing it through rollers to shape it into a round tube form.

1020/1026 steel is a low carbon steel that contains approximately 0.18-0.23% carbon, making it easy to work with and weld. It has good machinability and weldability properties, and it is commonly used in applications that require moderate strength and toughness.

Some key features of mild steel round tubes made from hot rolled 1020/1026 steel include:

1. High Strength: Hot rolled 1020/1026 mild steel round tubes have good strength properties, making them suitable for various structural and mechanical applications.
2. Ductility: 1020/1026 steel has good ductility, allowing for easy bending, forming, and shaping of the round tubes to meet specific design requirements.
3. Versatility: Mild steel round tubes made from hot rolled 1020/1026 steel can be used in a wide range of applications, such as in machinery, equipment, frames, support structures, and more.
4. Cost-effective: Hot rolled mild steel round tubes are generally more cost-effective compared to other higher alloy steels, making them a practical choice for many applications.
5. Weldability: 1020/1026 steel has good weldability properties, allowing for easy welding of the round tubes using common welding methods, such as MIG, TIG, or stick welding.
6. Machinability: 1020/1026 steel has good machinability, making it easy to machine the round tubes into desired shapes and sizes for different applications.
7. Availability: Mild steel round tubes made from hot rolled 1020/1026 steel are readily available in various sizes and lengths, making them convenient for use in different projects.

It’s important to note that proper engineering and design considerations, including load calculations and local building codes, should be taken into account when specifying and using mild steel round tubes for specific applications to ensure the safety and performance of the overall structure. Additionally, depending on the application and environmental conditions, surface treatment or coating may be required to provide additional corrosion resistance.