What is Carbon Steel Pipe?

Carbon steel pipe & tube, also called CS pipe, are made from steel ingots or solid round steels. These are perforated into capillary tubes and then hot-rolled, cold-rolled, or cold-drawn. Due to their strength and pressure resistance, carbon steel pipes are widely used in heavy industries like infrastructure, shipping, stills, and fertilizer equipment. These pipes are crucial in the steel pipe industry.

Types of Carbon Steel Pipes

Carbon steel can be further divided into low carbon steel, medium carbon steel and high carbon steel, mainly depending on the carbon content in the steel.

General Carbon Steel Pipe

These are made from high-quality carbon-structured steel such as 10, 20, 30, 35, and 45, and low-alloy structural steel like 16Mn and 5MnV. These pipes are used for fluid transportation and in mechanical parts manufacturing, such as automotive and tractor components.

1. Mild Steel (Low Carbon Steel):
   • Carbon Content: 0.04% – 0.30%
   • Properties: Good ductility, toughness, easy to process and weld.
   • Examples: Q195, Q215, Q235
2. Medium Carbon Steel:
   • Carbon Content: 0.30% – 0.60%
   • Properties: High strength and hardness, lower ductility and toughness.
   • Examples: 45# steel, 40Cr
3. High Carbon Steel:
   • Carbon Content: 0.60% – 2.00%
   • Properties: High strength and hardness, lower ductility and toughness, poor weldability.
   • Examples: 65Mn, T8, T10

Production Methods

1. Seamless Steel Pipes: Made by hot rolling or cold drawing, offering high strength and tightness.
2. Welded Steel Pipes: Created by rolling steel plates or strips into a cylindrical shape, with seams joined through resistance welding or submerged arc welding. 

Advantages of Carbon Steel

• Strength and Durability: Ideal for heavy machinery and structural applications.
• Cost-Effectiveness: Less material usage due to high strength and recyclability.
• Versatility: Easy fabrication, cutting, and bending for various applications.
• Environmental Benefits: Recyclable material, reducing waste.

Applications of Carbon Steel Pipe

1. Oil and Gas Industry: Reliable pipelines for transporting oil and natural gas.
2. Construction: Structural components in bridges, buildings, roads, and tunnels.
3. Automotive Industry: Used in exhaust pipes, frames, and chassis components.
4. Mechanical Engineering: Essential in conveying systems, pressure vessels, and hydraulic systems.
5. Chemical Industry: Utilized in reactors, storage tanks, and conveying systems for its corrosion and high-temperature resistance. 

Application of carbon steel pipe

Carbon steel pipes are widely utilized across industries for their durability, corrosion resistance, and machining ease.

• Oil and Natural Gas Industry: Essential for pipelines, carbon steel pipes offer high strength, reliability, and corrosion resistance, ensuring safe and efficient oil and gas transmission.

• Construction and Structural Engineering: Used in bridges, high-rise buildings, roads, and tunnels, carbon steel pipes support structural loads, providing essential strength and durability.

• Automobile Manufacturing: Found in exhaust systems, frames, and chassis components, these pipes offer excellent wear resistance and strength crucial for vehicle performance.

• Mechanical Engineering: Integral in conveying systems, pressure vessels, and hydraulic components, carbon steel pipes provide robustness and reliability under demanding conditions.

• Chemical Industry: Used in conveying systems, reactors, and storage tanks, these pipes offer corrosion resistance and high-temperature endurance, critical for chemical processes.

Carbon Steel vs. Black Steel

• Corrosion Resistance: Carbon steel is prone to corrosion but can be protected by blackening.
• Applications: Black steel, with its iron oxide coating, is used in gas transport, fire sprinkler systems, and protective conduit applications.

Conclusion

JIUGANG METAL provides a wide range of carbon steel pipes and tubes, ensuring top quality and reliability for diverse industrial applications. Whether you need seamless or welded steel pipes, our products are crafted to meet your needs, ensuring efficiency and durability in every project.