Thermodur 2714 Plate

Alternative and trade names
DIN EN ISO 55NiCrMoV7, 1.2714, AISI L6, AFNOR 55NCDV7
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Description

1.2714 (55NiCrMoV7) is a tough die steel with high tempering resistance and good through-hardening properties. This grade is usually supplied in annealed condition or quenched and tempered to a working hardness of 370 to 410 HB (round) or 355 to 400 HB (square, flat).

Equivalent Materials

This material data has been provided by Deutsche Edelstahlwerke Specialty Steel (DEW).

All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.
Equivalent standards are similar to one or more standards provided by the supplier. Some equivalent standards may be stricter whereas others may be outside the bounds of the original standard.

Ashby charts

Properties

Dimension

PropertyValueThickness

Thickness

20.0 mm

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20.0 mm

600.0 mm

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600.0 mm

Width

350.0 mm

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1010.0 mm

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Mechanical

PropertyValueComment

Hardness, Brinell

355.0 - 410.0 [-]

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as-delivered condition

Hardness, Rockwell C

56.0 - 58.0 [-]

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after quenching

Tensile strength

1190.0 - 1385.0 MPa

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Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

100 °C

0.0000122 1/K

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for 20°C to the mentioned temperature

200 °C

0.000013 1/K

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for 20°C to the mentioned temperature

300 °C

0.0000133 1/K

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for 20°C to the mentioned temperature

400 °C

0.0000137 1/K

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for 20°C to the mentioned temperature

500 °C

0.0000142 1/K

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for 20°C to the mentioned temperature

600 °C

0.0000144 1/K

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for 20°C to the mentioned temperature

Thermal conductivity

23 °C

36 W/(m·K)

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350 °C

38.8 W/(m·K)

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700 °C

35 W/(m·K)

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Chemical properties

PropertyValue

Carbon

0.56

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Chromium

1.1

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Manganese

0.75

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Nickel

1.7000000000000002

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Silicon

0.25

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Vanadium

0.1

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Technological properties

Property
Application areas

Standard steel for forging dies, press dies, auxiliary tools for extrusion, die holders, armoured trim dies, hot shear blades

Heat Treatment

Soft annealing: 650-700°C (Cooling in furnace) - Hardening: 830-870°C, 860-900 (Oil, Air)