40CrMoV13-9 1.8523 Nitriding Steel
40CrMoV13-9 1.8523 Nitriding Steel
1. 1.8523 Application
1.8523 is the EN numeric designation for this material. 40CrMoV13-9 is the EN chemical designation. It has a fairly low thermal conductivity among EN wrought alloy steels. In addition, it has a very high embodied energy and a fairly high base cost.
Moulds for manufacturing plastic materials.
suitable for chemical graining.
Die blocks and punches.
Prototype dies for light alloy pressure casting.
2.Qualities
Good resistance to wear.
High level of dimensional stability.
Suitable for polishing and chemical graining.
Nitriding steel.
Good machining properties.
3.All Grades Comparison
| DIN | EN | ANFOR |
|---|---|---|
| 1.8523 | 40CrMoV13-9 | 40CrMoV13-9 |
4. 1.8523 Quality Standard
EN 10085 Nitriding steel
5. 1.8523 Chemical Composition(%)
| C | Mn | Si | P | S | Cr | Mo | V |
|---|---|---|---|---|---|---|---|
| 0.36-0.43 | 0.40-0.70 | 0.40 max | 0.025 max | 0.035 max | 3.00-3.50 | 0.80-1.10 | 0.15-0.25 |
6.Mechanical Properties(T=20°C if not differently stated)
| Process | Diameter(mm) | Tensile Strength Rm (Mpa) | Yield Strength Rp0.2 (Mpa) | Elongation A5 (%) | Impact Value Kv (J) Room Temperature | Hardness (HB) |
|---|---|---|---|---|---|---|
| SOFT ANNEALED | / | / | / | / | 248 max | |
| QUENCHED AND TEMPERED | 16-40 | 950-1150 | 750 min | 11 min | 25 min | |
| QUENCHED AND TEMPERED | 40-100 | 900-1100 | 720 min | 13 min | 25 min | |
| QUENCHED AND TEMPERED | 100-160 | 870-1070 | 700 min | 14 min | 30 min | |
| QUENCHED AND TEMPERED | 160-250 | 800-1000 | 625 min | 15 min | 30 min |
7.HEAT TREATMENT:
- Hardening: Preheat to 700°C
Raise to 920°C
Air cool or gas pressure quench.
Oil quenching may be possible depending - Tempering: – According to hardness required.
8.Mill′s test certificate:
EN 10204/3.1 with all relevant data reg. chem. composition, mech. properties and results of testing.
