Description
EN 10210-1 Hot Finished Seamless Tube
Introduction
EN 10210-1 specifies technical delivery conditions for hot finished seamless structural hollow sections of non-alloy and fine grain steels. This article delves into the material, specification, key features, chemical composition, mechanical properties, steel grade, application, and possible alternative grades of EN 10210-1 S235JRH, S275J0H, S275J2H, S355J0H, and S355J2H.
Material and Specification
EN 10210-1 covers steel grades S235JRH (1.0039), S275J0H (1.0149), S275J2H (1.0138), S355J0H (1.0547), and S355J2H (1.0576) for hot finished seamless tubes used in structural applications.
Key Features
- Hot finished seamless tubes ensure high strength and durability.
- Suitable for various structural applications due to their robust nature.
- Excellent weldability and formability characteristics.
Chemical Composition
Steel Grade | C% max | Si% max | Mn% max | P% max | S% max |
---|---|---|---|---|---|
S235JRH | 0.17 | 0.20 | 1.40 | 0.040 | 0.040 |
S275J0H | 0.20 | 0.20 | 1.50 | 0.035 | 0.035 |
S275J2H | 0.20 | 0.20 | 1.50 | 0.030 | 0.030 |
S355J0H | 0.22 | 0.55 | 1.60 | 0.035 | 0.035 |
S355J2H | 0.22 | 0.55 | 1.60 | 0.030 | 0.030 |
Mechanical Properties
Steel Grade | Yield Strength (Mpa) | Tensile Strength (Mpa) | Elongation (%) | Impact Energy (J) |
---|---|---|---|---|
S235JRH | 235 | 360-510 | 26 | 27 |
S275J0H | 275 | 410-560 | 23 | 27 |
S275J2H | 275 | 410-560 | 23 | 27 |
S355J0H | 355 | 470-630 | 22 | 27 |
S355J2H | 355 | 470-630 | 22 | 27 |
Steel Grade
The steel grades mentioned above are known for their structural integrity and suitability for various construction projects.
Application
EN 10210-1 hot finished seamless tubes find applications in:
- Structural engineering
- Construction of buildings and bridges
- Machinery and equipment manufacturing
- Automotive industry
Possible Alternative Grades
Alternative grades that can be considered based on specific requirements include:
- S235JR (1.0038)
- S275JR (1.0044)
- S355JR (1.0045)
- S355K2H (1.0512)