AMPCOLOY® 83 Extrusions

Alternative and trade names
2.1247
Want to keep this datasheet? Save it now in your required format

Description

2.1247 is a 1.9 % beryllium copper alloy which displays very high mechanical properties with a reasonably good electrical and thermal conductivity.

Related Standards

Equivalent Materials

This material data has been provided by AMPCO METAL.

"Typical" values were obtained via a literature search. "Predicted" values were imputed via artificial intelligence technology. While we have placed significant efforts in ensuring data accuracy, "typical" and "predicted" data should be considered indicative and verified by appropriate material testing. Please do contact us if additional information on the the predicted data method is required.
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

See where falls on the material property chart for against in your materials selection and design process. Our Ashby charts are interactive with more technical data upon clicking. Sign up to get access to this premium feature for free.

Properties

General

PropertyTemperatureValue

Density

23.0 °C

8.26 g/cm³

Show Supplier Material materials with Density of 8.26 g/cm³

Recycled Content

80 %

Show Supplier Material materials with Recycled Content of 80 %

Mechanical

PropertyTemperatureValueComment

Elastic modulus

23.0 °C

131 GPa

Show Supplier Material materials with Elastic modulus of 131 GPa

Elongation A5

23.0 °C

4 %

Show Supplier Material materials with Elongation A5 of 4 %

Hardness, HBW

23.0 °C

380 [-]

Show Supplier Material materials with Hardness, HBW of 380 [-]

HBW 10/3000

Hardness, Rockwell C

23.0 °C

40 [-]

Show Supplier Material materials with Hardness, Rockwell C of 40 [-]

Tensile strength

23.0 °C

1250 MPa

Show Supplier Material materials with Tensile strength of 1250 MPa

Yield strength Rp0.5

23.0 °C

1000 MPa

Show Supplier Material materials with Yield strength Rp0.5 of 1000 MPa

Thermal

PropertyTemperatureValue

Coefficient of thermal expansion

23.0 °C

1.75E-5 1/K

Show Supplier Material materials with Coefficient of thermal expansion of 1.75E-5 1/K

Specific heat capacity

23.0 °C

380 J/(kg·K)

Show Supplier Material materials with Specific heat capacity of 380 J/(kg·K)

Thermal conductivity

20.0 °C

106 W/(m·K)

Show Supplier Material materials with Thermal conductivity of 106 W/(m·K)

100.0 °C

130 W/(m·K)

Show Supplier Material materials with Thermal conductivity of 130 W/(m·K)

200.0 °C

145 W/(m·K)

Show Supplier Material materials with Thermal conductivity of 145 W/(m·K)

300.0 °C

157 W/(m·K)

Show Supplier Material materials with Thermal conductivity of 157 W/(m·K)

Electrical

PropertyTemperatureValue

Electrical conductivity

23.0 °C

1.28E+7 S/m

Show Supplier Material materials with Electrical conductivity of 1.28E+7 S/m

Specific Electrical conductivity

22 % IACS

Show Supplier Material materials with Specific Electrical conductivity of 22 % IACS

Chemical properties

PropertyValueComment

Beryllium

1.9 %

Show Supplier Material materials with Beryllium of 1.9 %

Cobalt

0.5 %

Show Supplier Material materials with Cobalt of 0.5 %

Co+Ni

Copper

Balance

Nickel

0.5 %

Show Supplier Material materials with Nickel of 0.5 %

Co+Ni

Other

0.5 %

Show Supplier Material materials with Other of 0.5 %

Technological properties

Property
Application areas

2.1247 is used wherever good wear resistance or high mechanical properties are desired coupled with a good electrical or thermal conductivity, such as: Flash butt welding and butt welding, Parts for electrical components, in the plastic mould industry is sometimes used as chill plates and inserts in the moulds, cooling pins and neck rings or bottom plates for blow moulds of plastic bottles.