EN 1.4462 Square Tube: A Robust Solution for Demanding Applications
EN 1.4462, also known as duplex stainless steel grade 2205, is a high-performance material widely used in the form of square tubes for various industrial applications. This article explores the characteristics and uses of EN 1.4462 square tubes.

Key Features:
- Composition: EN 1.4462 contains approximately 22% chromium and 5% nickel, giving it excellent corrosion resistance.
- Strength: It offers superior strength compared to austenitic stainless steels.
- Durability: The material exhibits high resistance to stress corrosion cracking and pitting.
- Weldability: EN 1.4462 has good weldability, making it suitable for fabrication.
Applications:
EN 1.4462 square tubes find use in various industries, including:
- Oil and gas: For offshore platforms and subsea equipment
- Chemical processing: In heat exchangers and pressure vessels
- Desalination plants: For handling seawater and brine
- Structural applications: In bridges and marine environments
Benefits of Square Tube Design:
The square profile offers advantages such as:
- High strength-to-weight ratio
- Ease of connection and fabrication
- Aesthetic appeal in architectural applications
EN 1.4462 square tubes provide a robust solution for projects requiring high strength, excellent corrosion resistance, and durability in harsh environments.