Copper Alloy (UNS C80100)

Topics Covered

Introduction
Chemical Composition
Physical Properties
Mechanical Properties
Thermal Properties
Applications

Introduction

UNS C80100 is a high copper casting alloy. In casting, the metal is melted and poured into its final form such as a sculpture, faucet, knob, or handle. Casting methods such as centrifugal, sand, continuous, permanent mold, investment, and plaster are recommended for this alloy.

The following datasheet discusses the chemical composition and properties of copper UNS C80100.

Chemical Composition

The chemical composition of copper UNS C80100 is given in the following table.

Element Content (%)
Copper, Cu + Silver, Ag 99.95 min
Others 0.05 max

Physical Properties

The following table discusses the physical properties of copper UNS C80100.

Properties Metric Imperial
Density 8.94 g/cm3 0.323 lb/in3
Melting point 1065 - 1083°C 1949 - 1981°F

Mechanical Properties

The mechanical properties of copper UNS C80100 are tabulated below.

Properties Metric Imperial
Tensile strength 170 - 172 MPa 24700 - 24900 ksi
Yield strength 62 MPa 8990 ksi
Poisson's ratio 0.34 0.34
Modulus of elasticity 115 GPa 16700 ksi
Elongation at break 40% 40%
Hardness, Brinell 44 44
Machinability 10 10

Thermal Properties

The thermal properties of copper UNS C80100 are tabulated below.

Properties Metric Imperial
Thermal expansion co-efficient (@20-300°C/68-572°F) 16.9 µm/m°C 9.39 µin/in°F
Thermal conductivity (@20°C/68°F) 346 W/mK 2400 BTU in/hr.ft².°F

Applications

Copper UNS C80100 finds use in:

  • Electrical and thermal conductors
  • Corrosion and oxidation resistant applications.

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