Bars
Bar 31CrMoV9 +QT
Nitriding steel in the quenched and tempered condition for highly stressed shafts and worms
| Grade | 31CrMoV9 +QT |
|---|---|
| Standard | EN 10085 |
| Diameter | Ø 20–220 mm (+ castings/ingots to order) |
| Length | 3000–12000 mm |
| Supplier | Asil Çelik |
| Lead time | 6–10 weeks |
EN 10204 3.1
Technical data
Technical data
Chemical composition [%]
| C | 0.27–0.34 |
|---|---|
| Cr | 2.30–2.70 |
| Mo | 0.15–0.25 |
| V | 0.10–0.20 |
Mechanical properties
| Yield strength Rp0.2 | ≥ 780 MPa |
|---|---|
| Tensile strength Rm | 900–1100 MPa |
| Surface hardness after nitriding HV | ≥ 900 |
After nitriding it achieves extreme surface hardness while retaining a tough core: worm shafts, gears.
Request a quote: Bar 31CrMoV9 +QT
Sales department
Usually within 24 hours, depending on the complexity of the specification
+420 224 234 322 pragointer@pragointer.cz