40CrMoV13-9 1.8523 Nitriding Steel

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Heat Treatment
Cold Processing
Hot Working

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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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

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4. 1.8523 Quality Standard

EN 10085 Nitriding steel

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5. 1.8523 Chemical Composition(%)

0.36-0.430.40-0.700.40 max0.025 max0.035 max3.00-3.500.80-1.100.15-0.25

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6.Mechanical Properties(T=20°C if not differently stated)

ProcessDiameter(mm)Tensile Strength Rm (Mpa)Yield Strength Rp0.2 (Mpa)Elongation A5 (%)Impact Value Kv (J) Room TemperatureHardness (HB)
SOFT ANNEALED////248 max
QUENCHED AND TEMPERED16-40950-1150750 min11 min25 min
QUENCHED AND TEMPERED40-100900-1100720 min13 min25 min
QUENCHED AND TEMPERED100-160870-1070700 min14 min30 min
QUENCHED AND TEMPERED160-250800-1000625 min15 min30 min

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  • 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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