Copper UNS C15500

Topics Covered

Introduction
Chemical Composition
Physical Properties
Mechanical Properties
Fabrication and Heat Treatment
     Machinability
     Welding
     Forging
     Hot Working
     Cold Working
     Annealing

Introduction

UNS C15500 copper has very good hot and cold workability, good forgeability, and good to excellent corrosion resistance. It can be fabricated by coining, drawing and upsetting, hot forging and pressing, swaging, coppersmithing, stamping, and spinning.

The following datasheet provides more details about UNS C15500 copper.

Chemical Composition

The following table shows the chemical composition of UNS C15500 copper.

Element Content (%)
Cu 99.75
Cd 0.06
Mg 0.11
Ag 0.026

Physical Properties

The physical properties of UNS C15500 copper are given in the following table.

Properties Metric Imperial
Density 8.90 g/cc 0.322 lb/in3

Mechanical Properties

The mechanical properties of UNS C15500 copper are tabulated below.

Properties Metric Imperial
Tensile strength 276-552 MPa 40-80 ksi
Yield strength 124-496 MPa 18-72 ksi
Modulus of elasticity 117 GPa 16969 ksi
Poisson’s ratio 0.34 0.34

Fabrication and Heat Treatment

Machinability

The machinability rate of UNS C15500 copper is 20.

Welding

Soldering, brazing, and spot welding are considered as suitable welding processes, whereas processes such as oxyacetylene welding, gas shielded arc welding, coated metal arc welding, seam welding and butt welding are not recommended for UNS C15500 copper.

Forging

Hot forgeability rating of UNS C15500 copper is 65 with the suitable hot working temperature being between 760 and 871°C (1400 and 1600°F).

Hot Working

UNS C15500 copper has excellent hot working property.

Cold Working

UNS C15500 copper has good cold working property.

Annealing

The annealing temperature of UNS C15500 copper is between 482 and 548°C (900 and 1000°F).

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