Copper Alloy UNS C61900

Aug 20 2012

Topics Covered

Introduction
Chemical Composition
Physical Properties
Mechanical Properties

Introduction

Nearly 400 different kinds of copper alloys are available. Pure copper has high thermal and electrical conductivity. The copper alloy UNS C61900 has high corrosion resistance and good hot formability. It is available as flat products.

The following datasheet gives an overview of the UNS C61900 copper alloy.

Chemical Composition

The following table shows the chemical composition of the UNS C61900 copper alloy.

Element Content (%)
Copper, Cu 86.5
Iron, Fe 4
Aluminium, Al 9.5

Physical Properties

The physical properties of UNS C61900 are tabulated below.

Properties Metric Imperial
Density 7.5 g/cc 0.271 lb/in3
Melting point - liquidus 1049°C 1920°F
Melting point - solidus 1041°C 1905°F

Mechanical Properties

The mechanical properties of the UNS C61900 copper alloy are outlined in the following table.

Properties Metric Imperial
Tensile strength (depending on temper) 634-1048 MPa 92000-152000 psi
Yield strength (depending on temper) 338-1000 MPa 49000-145000 psi
Elongation at break (in 25.4 mm) 30% 30%
Poisson's ratio 0.34 0.34
Elastic modulus 117 GPa 17000 ksi

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