55Cr3 Steel — Specifications & Listings
DIN/EN10089 — Chrome spring steel
Grade Details
| Grade | 55Cr3 |
| Standard | DIN/EN10089 |
| Description | Chrome spring steel |
| Applications | Automotive leaf springs, heavy coil springs |
Equivalent / Similar Grades
Chemical Composition (%)
| C |
Si |
Mn |
Cr |
| 0.52–0.59 |
0.15–0.35 |
0.70–1.00 |
0.60–0.90 |
Mechanical Properties
| Tensile Strength |
1100–1350 MPa |
| Yield Strength |
≥1000 MPa |
| Elongation |
≥6% |
| Hardness |
321–388 HB |
Typical Available Sizes
| Round Bar |
10mm–75mm dia |
| Flat Bar |
20×5mm–100×20mm |
| Spring Flat |
5×30mm–20×150mm |
Sizes are indicative. Contact seller for exact availability.
Active 55Cr3 Listings on M-EX