EN 10296-2 X2CrNi12 Welded Round Tube Welded Circular Steel Tubes For General Engineering
EN 10296-2 X2CrNi12 X2CrTi12 X6Cr17 X3CrTi17 X2CrMoTi18-2 Welded Round Tube
Welded Circular Steel Tubes For General Engineering
Material
EN 10296-2 specifies the requirements for welded circular steel tubes used in general engineering applications. The grades covered in this standard include X2CrNi12, X2CrTi12, X6Cr17, X3CrTi17, and X2CrMoTi18-2, which are known for their excellent mechanical properties and corrosion resistance.
Specification
The welded round tubes are manufactured from stainless steel and are suitable for various applications, including structural components, piping systems, and other engineering uses. The tubes are produced in accordance with European standards, ensuring high quality and reliability.
Key Features
- Corrosion Resistance: The stainless steel grades provide excellent resistance to oxidation and corrosion.
- Weldability: Designed for easy welding, making them suitable for various fabrication processes.
- Mechanical Strength: High tensile strength and durability for demanding applications.
- Versatility: Applicable in various industries, including automotive, construction, and manufacturing.
Chemical Composition
| Steel Grade | C (%) | Cr (%) | Ni (%) | Mo (%) | Ti (%) | Mn (%) | P (%) | S (%) |
|---|---|---|---|---|---|---|---|---|
| X2CrNi12 | 0.08 | 12.0 | 0.5 | - | - | 1.0 | 0.045 | 0.015 |
| X2CrTi12 | 0.08 | 12.0 | 0.5 | - | 0.5 | 1.0 | 0.045 | 0.015 |
| X6Cr17 | 0.07 | 17.0 | 0.5 | - | - | 1.0 | 0.045 | 0.015 |
| X3CrTi17 | 0.07 | 17.0 | 0.5 | - | 0.5 | 1.0 | 0.045 | 0.015 |
| X2CrMoTi18-2 | 0.08 | 18.0 | 0.5 | 2.0 | 0.5 | 1.0 | 0.045 | 0.015 |
Mechanical Properties
| Steel Grade | Yield Strength (MPa) | Tensile Strength (MPa) | Elongation (%) | Hardness (HB) |
|---|---|---|---|---|
| X2CrNi12 | 210 | 520 | 30 | 160 |
| X2CrTi12 | 210 | 520 | 30 | 160 |
| X6Cr17 | 250 | 550 | 25 | 170 |
| X3CrTi17 | 250 | 550 | 25 | 170 |
| X2CrMoTi18-2 | 300 | 600 | 20 | 180 |
Steel Grade
The steel grades specified in EN 10296-2 are designed to meet specific mechanical and chemical requirements, making them suitable for various engineering applications. Each grade has unique properties that cater to different needs.
Application
The welded round tubes are widely used in:
- Construction: Structural components, scaffolding, and support systems.
- Automotive: Exhaust systems, chassis components, and fuel lines.
- Manufacturing: Machinery parts, frames, and equipment.
- Piping Systems: Transporting fluids and gases in various industries.
Possible Alternative Grades
While the specified grades are widely used, alternative grades may also be considered based on specific requirements:
- AISI 304: Similar corrosion resistance and mechanical properties.
- AISI 316: Enhanced corrosion resistance, especially in marine environments.
- AISI 430: Lower cost alternative with moderate corrosion resistance.
These alternatives can be chosen based on availability, cost, and specific application requirements.
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