EN 10216-2 25CrMo4 Alloy Steel Structural Pipe
GNEE manufactures and supplies EN 10216-2 25CrMo4 Alloy Precision Seamless Tubes, you can search for any size and grade of steel seamless tubes to compare prices.
EN 10216-2 Grade 25CrMo4 structural tube has a low carbon, high chromium chemical composition, which makes the material have good resistance to overheating, prevents grain expansion and can maintain its performance during brazing and welding. Therefore, EN 10216-2 Grade 25CrMo4 seamless structural tube has good weldability and flexibility, and is often used as a standard material for roll cages in racing sports.
The heat treatment process of EN 10216-2 Grade 25CrMo4 alloy structural tube mainly includes annealing, normalizing and quenching. During the annealing process, it is heated to 800-850°C and then cooled in air to eliminate internal stress.
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EN 10216-2 Grade 25CrMo4 Tubes Chemical Properties
| Carbon | Silicon | Manganese | Phosphorous | Sulphur | Molybdenum | Nickel | Chromium | Copper | Others |
|---|---|---|---|---|---|---|---|---|---|
| 0.22-0.29 | max 0.4 | 0.6-0.9 | 0.035 | 0.01 | 0.15-0.30 | – | 0.9-1.2 | – | – |
Mechanical properties of steel 25CrMo4 (1.7218)
| Brinell hardness (HBW): (+S) | 255 |
| Brinell hardness (HBW): (+A) | 212 |
| Vickers hardness ( HV): (+A) | 175 |
| Vickers hardness ( HV): (+QT) | 305 – 435 |
EN 10216-2 Grade 25CrMo4 Round Pipe
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