K7 - CuNi14Al3Fe2

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Description

Very high mechanical properties, very good resistance to sea-water corrosion and to oxidation, good impact and fatigue resistance, no sparks on impact, strictly amagnetic.

Related Standards

DIN LN 9468

Equivalent Materials

This material data has been provided by Lebronze Alloys.

"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.

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All categories

Applications

Electrical Engineering

Components For Electrical Equipment

Maritime

Aerospace

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Properties

General

Property	Temperature	Value
Density	23.0 °C	8.6 g/cm³ Show Supplier Material materials with Density of 8.6 g/cm³

Mechanical

Property	Temperature	Value
Elastic modulus	23.0 °C	145 GPa Show Supplier Material materials with Elastic modulus of 145 GPa
Elongation	23.0 °C	10 % Show Supplier Material materials with Elongation of 10 %
Hardness, Brinell	23.0 °C	225 [-] Show Supplier Material materials with Hardness, Brinell of 225 [-]
Hardness, Rockwell C	23.0 °C	20 [-] Show Supplier Material materials with Hardness, Rockwell C of 20 [-]
Hardness, Vickers	23.0 °C	227 [-] Show Supplier Material materials with Hardness, Vickers of 227 [-]
Tensile strength	23.0 °C	780 - 830 MPa Show Supplier Material materials with Tensile strength of 780 - 830 MPa
Yield strength	23.0 °C	590 - 690 MPa Show Supplier Material materials with Yield strength of 590 - 690 MPa

Thermal

Property	Temperature	Value	Comment
Coefficient of thermal expansion	23.0 °C	1.7E-5 1/K Show Supplier Material materials with Coefficient of thermal expansion of 1.7E-5 1/K	for 20-200°C
Thermal conductivity	23.0 °C	30 W/(m·K) Show Supplier Material materials with Thermal conductivity of 30 W/(m·K)	for 20-200°C

Electrical

Property	Temperature	Value
Electrical conductivity	23.0 °C	5.00E+6 S/m Show Supplier Material materials with Electrical conductivity of 5.00E+6 S/m

Magnetic

Property	Temperature	Value	Comment
Relative magnetic permeability	23.0 °C	1.01 [-] Show Supplier Material materials with Relative magnetic permeability of 1.01 [-]	max

Technological properties

Property
Application areas	Summary of typical applications: Parts for marine industry, aerospace industry and electrical industry
Corrosion properties	Corrosion resistance rating: 5 out of 5
Friction	Friction behavior rating: 3 out of 5
General machinability	Machinability: 30 %