State three are purposes of steel pipes?

1. Transportation of fluids: Steel pipes are commonly used in the transportation of fluids such as water, oil, and gas. They are durable and can withstand high pressure and temperature, making them ideal for this purpose.

2. Structural support: Steel pipes are often used in construction for structural support, such as in the framework of buildings, bridges, and other infrastructure projects. They provide strength and stability to the structure.

3. Industrial applications: Steel pipes are used in various industrial applications, such as in the manufacturing of machinery, equipment, and tools. They are also used in the automotive industry, aerospace industry, and other manufacturing sectors for various purposes.

1. Transportation: Steel pipes are commonly used to transport fluids such as oil, gas, water, and sewage over long distances.

2. Construction: Steel pipes are used as structural components in buildings, bridges, towers, and other structures. They provide strength, durability, and flexibility in various construction applications.

3. Mechanical Systems: Steel pipes are used in mechanical systems such as plumbing, heating, ventilation, and air conditioning (HVAC). They convey water, gas, steam, and air for various industrial, commercial, and residential purposes.