Copper (UNS C69700)

May 23 2013

Topics Covered

Introduction
Chemical Composition
Other Designations
Applications

Introduction

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Copper is metal that has been known to man from the ancient times. This metal has very good electrical and thermal conductivity. Several copper alloys have been developed over the years to suit specific environments with unique properties.

The following datasheet discusses the chemical composition and properties of copper UNS C69700.

Chemical Composition

The chemical composition of UNS C69700 copper alloy is outlined in the following table.

Element Content (%)
Copper, Cu 75-80
Silicon, Si 2.5 - 3.5
Lead, Pb 0.5 - 1.5
Manganese, Mn 0.4 max
Iron, Fe 0.2 max
Zinc, Zn Balance

Other Designations

An equivalent material to UNS C69700 copper alloy is ASTM B371.

Applications

Copper UNS C69700 finds application in:

  • Bolts
  • Valves stems and valve guides
  • Fasteners

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