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.
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2.Qualities
Good resistance to wear.
High level of dimensional stability.
Suitable for polishing and chemical graining.
Nitriding steel.
Good machining properties.
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3.All Grades Comparison
| DIN | EN | ANFOR |
|---|---|---|
| 1.8523 | 40CrMoV13-9 | 40CrMoV13-9 |
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4. 1.8523 Quality Standard
EN 10085 Nitriding steel
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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 |
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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 |
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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.
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8.Mill′s test certificate:
EN 10204/3.1 with all relevant data reg. chem. composition, mech. properties and results of testing.
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