AMPCOLOY® 972 Extruded and drawn rounds

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Description

2.1293 is a precipitation hardening copper-base alloy. In the heat treated condition, this alloy retains the mechanical properties together with a good ductility in the range of 300-500°C. High electrical conductivity and high mechanical properties are attributes of this versatile alloy.

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

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Properties

General

PropertyTemperatureValue

Density

23.0 °C

8.9 g/cm³

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Recycled Content

80 %

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Mechanical

PropertyTemperatureValueComment

Elastic modulus

23.0 °C

120 GPa

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Elongation A5

23.0 °C

18 - 20 %

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Hardness, HBW

23.0 °C

125 - 152 [-]

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HBW 10/1000

Hardness, Rockwell B

23.0 °C

72 - 82 [-]

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Tensile strength

23.0 °C

465 - 520 MPa

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Yield strength Rp0.5

23.0 °C

410 - 466 MPa

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Thermal

PropertyTemperatureValue

Coefficient of thermal expansion

23.0 °C

1.7E-5 1/K

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Specific heat capacity

23.0 °C

380 J/(kg·K)

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Thermal conductivity

23.0 °C

320 W/(m·K)

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Electrical

PropertyTemperatureValue

Electrical conductivity

23.0 °C

5.10E+7 S/m

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Specific Electrical conductivity

86 % IACS

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Chemical properties

PropertyValue

Chromium

1 %

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Copper

Balance

Other

0.2 %

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Zirconium

0.1 %

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Technological properties

Property
Application areas

Resistance welding tips; Electrode caps for the automotive industry; Tong arms for welding robots; Electrode holders; Parts for the energy engineering; Press parts