E470 Steel Tube: Properties, Applications, and Advantages
25CrMo4 1.7218 Round Alloy Seamless Steel Tube
E470 steel tube is a high-strength, low-alloy (HSLA) steel that is widely used in various industrial applications, including construction, automotive, and engineering. Its unique properties, including high tensile strength, good impact resistance, and excellent weldability, make it an ideal material for high-stress and high-performance applications. In this article, we will explore the properties, applications, and advantages of E470 steel tube.
Properties of E470 Steel Tube:
  1. Chemical Composition: The chemical composition of E470 steel tube is as follows:
  • Carbon (C) – 0.20-0.25%
  • Silicon (Si) – 0.15-0.35%
  • Manganese (Mn) – 1.20-1.50%
  • Phosphorus (P) – 0.025% max
  • Sulfur (S) – 0.015% max
  • Chromium (Cr) – 0.30% max
  • Nickel (Ni) – 0.50% max
  • Copper (Cu) – 0.50% max
  • Vanadium (V) – 0.10% max
  1. Tensile Strength: The tensile strength of E470 steel tube ranges from 620-770 MPa (MegaPascals).
  1. Yield Strength: The yield strength of E470 steel tube ranges from 470-570 MPa.
  1. Impact Resistance: E470 steel tube exhibits good impact resistance, making it ideal for applications that require resistance to shock and impact.
  1. Weldability: E470 steel tube exhibits excellent weldability, making it easy to weld and fabricate.
Applications of E470 Steel Tube:
  1. Construction: E470 steel tube is widely used in the construction industry for structural and architectural applications, such as building frames, bridges, and tunnels. Its high strength and excellent weldability make it ideal for these applications.
  1. Automotive: E470 steel tube is also used in the automotive industry for applications such as chassis, suspension systems, and exhaust systems. Its high strength and good impact resistance make it ideal for these applications.
  1. Engineering: E470 steel tube is used in various engineering applications, such as manufacturing equipment, machinery, and tools. Its high strength and excellent weldability make it ideal for these applications.
Advantages of E470 Steel Tube:
  1. High Strength: E470 steel tube exhibits high tensile and yield strength, making it ideal for high-stress applications that require strength and durability.
  1. Good Impact Resistance: E470 steel tube exhibits good impact resistance, making it ideal for applications that require resistance to shock and impact.
  1. Excellent Weldability: E470 steel tube exhibits excellent weldability, making it easy to weld and fabricate.
  1. Corrosion Resistance: E470 steel tube exhibits good corrosion resistance, making it ideal for applications that require resistance to corrosion and rust.
Conclusion:
E470 steel tube is a high-strength, low-alloy (HSLA) steel that offers unique properties and advantages. Its high tensile and yield strength, good impact resistance, and excellent weldability make it an ideal material for high-stress and high-performance applications. Its versatility and durability make it a cost-effective solution for various industrial applications. By understanding its properties, applications, and advantages, you can select the right material for your projects and ensure optimal performance and longevity of your components and structures. Proper welding and fabrication techniques are important to ensure that the steel maintains its properties and performance over time. When working with E470 steel tube, it is important to follow proper welding and fabrication techniques to ensure that the steel maintains its properties and performance over time. The steel tube can be welded using various welding techniques, including gas tungsten arc welding (GTAW), gas metal arc welding (GMAW), and shielded metal arc welding (SMAW). However, it is important to ensure that the welding process does not result in any defects or cracks that can weaken the steel.
In addition, proper heat treatment is important to ensure that the steel maintains its properties and performance over time. The heat treatment process involves heating the steel tube to a specific temperature and then cooling it down to a specific rate to achieve the desired properties. The heat treatment process can significantly improve the strength and toughness of the steel tube.
Overall, E470 steel tube is a reliable and versatile material that offers unique properties and advantages. Its high strength, good impact resistance, excellent weldability, and corrosion resistance make it an ideal material for various industrial applications. By understanding its properties, applications, and advantages, you can select the right material for your projects and ensure optimal performance and longevity of your components and structures. Proper welding, fabrication, and heat treatment techniques are important to ensure that the steel tube maintains its properties and performance over time.