Formadur 2311 Plate

Alternative and trade names
DIN EN ISO 40CrMnMo7, AISI P20, 1.2311
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Description

1.2311 (40CrMnMo7) Tempered plastic mould steel, delivery hardness 280 to 325 HB. Good machinability, suitable for graining, better polishing properties than Formadur 2312.

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

PropertyValue

Thickness

30 - 400 mm

Show Supplier Material materials with Thickness of 30 - 400 mm

Width

1050 - 1500 mm

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Mechanical

PropertyValueTemperatureComment

Hardness, Brinell

280 - 325 [-]

Show Supplier Material materials with Hardness, Brinell of 280 - 325 [-] at 23.0 °C

23.0 °C

as-delivered condition

Hardness, Rockwell C

28 - 51 [-]

Show Supplier Material materials with Hardness, Rockwell C of 28 - 51 [-] at 23.0 °C

23.0 °C

Tensile strength

950 - 1095 MPa

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23.0 °C

Thermal

PropertyValueTemperatureComment

Coefficient of thermal expansion

1.26E-5 1/K

Show Supplier Material materials with Coefficient of thermal expansion of 1.26E-5 1/K at 100.0 °C

100.0 °C

for 20°C to the mentioned temperature

1.28E-5 1/K

Show Supplier Material materials with Coefficient of thermal expansion of 1.28E-5 1/K at 150.0 °C

150.0 °C

for 20°C to the mentioned temperature

1.3E-5 1/K

Show Supplier Material materials with Coefficient of thermal expansion of 1.3E-5 1/K at 200.0 °C

200.0 °C

for 20°C to the mentioned temperature

1.33E-5 1/K

Show Supplier Material materials with Coefficient of thermal expansion of 1.33E-5 1/K at 250.0 °C

250.0 °C

for 20°C to the mentioned temperature

1.35E-5 1/K

Show Supplier Material materials with Coefficient of thermal expansion of 1.35E-5 1/K at 300.0 °C

300.0 °C

for 20°C to the mentioned temperature

1.37E-5 1/K

Show Supplier Material materials with Coefficient of thermal expansion of 1.37E-5 1/K at 350.0 °C

350.0 °C

for 20°C to the mentioned temperature

1.39E-5 1/K

Show Supplier Material materials with Coefficient of thermal expansion of 1.39E-5 1/K at 400.0 °C

400.0 °C

for 20°C to the mentioned temperature

1.41E-5 1/K

Show Supplier Material materials with Coefficient of thermal expansion of 1.41E-5 1/K at 450.0 °C

450.0 °C

for 20°C to the mentioned temperature

1.43E-5 1/K

Show Supplier Material materials with Coefficient of thermal expansion of 1.43E-5 1/K at 500.0 °C

500.0 °C

for 20°C to the mentioned temperature

Thermal conductivity

32.5 W/(m·K)

Show Supplier Material materials with Thermal conductivity of 32.5 W/(m·K) at 23.0 °C

23.0 °C

32.9 W/(m·K)

Show Supplier Material materials with Thermal conductivity of 32.9 W/(m·K) at 150.0 °C

150.0 °C

31.3 W/(m·K)

Show Supplier Material materials with Thermal conductivity of 31.3 W/(m·K) at 300.0 °C

300.0 °C

30.2 W/(m·K)

Show Supplier Material materials with Thermal conductivity of 30.2 W/(m·K) at 350.0 °C

350.0 °C

29.5 W/(m·K)

Show Supplier Material materials with Thermal conductivity of 29.5 W/(m·K) at 400.0 °C

400.0 °C

27.4 W/(m·K)

Show Supplier Material materials with Thermal conductivity of 27.4 W/(m·K) at 500.0 °C

500.0 °C

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Chemical properties

Property

Carbon

0.4 %

Chromium

1.9 %

Iron

Balance

Manganese

1.5 %

Molybdenum

0.2 %

Silicon

0.3 %

Technological properties

Property
Application areas

Plastic moulds, mould frames for plastic moulds and die casting moulds

Heat Treatment

Soft annealing: 710-740°C (Cooling in furnace) - Hardening: 840-870°C and quenching in oil or salt bath T=180-220°C