Aluminium Bronze – Copper Alloy UNS C61000

Aug 20 2012

Topics Covered

Introduction
Chemical Composition
Physical Properties
Mechanical Properties
Thermal Properties

Introduction

Aluminium bronze-copper UNS C61000 has excellent corrosion resistance and mechanical properties.

The following datasheet summarizes the chemical composition and properties of UNS C61000 alloy.

Chemical Composition

The chemical composition of C61000 copper alloy is presented in the following table.

Element Content (%)
Aluminum, Al 6.0 - 8.50
Copper, Cu 92
Iron, Fe 2.75 - 3.75
Lead, Pb 0.020
Zinc, Zn 0.20
Silicon, Si 0.10
Other 0.50

Physical Properties

The following table provides the physical properties of C61000 alloy.

Properties Metric Imperial
Density 7.78 g/cm3 0.281 lb/in3
Melting point liquidus 1041°C 1905°F

Mechanical Properties

The mechanical properties of C61000 copper alloy are given in the following table.

Properties Metric Imperial
Hardness, Rockwell B 60 60
Tensile strength 480 MPa 69600 psi
Yield strength 205 MPa 29700 psi
Elastic modulus 117 GPa 16969 ksi
Poisson's ratio 0.34 0.34

Thermal Properties

The following table details the thermal properties of C61000 alloy.

Properties Metric Imperial
Thermal expansion co-efficient (@20-300°C/68-572°F) 17.8°C 9.90°F
Thermal conductivity (@20°C/68°F) 69.2 W/mK 40 BTU in/hr.ft2.°F)

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