Bronze

CuSn6

Bronze alloy

EN CW451K - UNS C90700

CuSn6 is a copper bronze alloy containing 6% tin, offering an excellent balance between mechanical strength and electrical conductivity. It is characterized by its good machinability and dimensional stability, making it suitable for components subject to friction or mechanical stress.

Properties

Machinability
Wear resistance
Corrosion Resistance

Development

Laminate

States

Applications

Mechanical Parts and Gears
Low-friction bearings and bushings
Electrical Components

Chemical Composition

ElementSn (%)P (%)Cu (%)
Contents5.5–7.00.01–0.4Remaining

Mechanical Properties

Hardness (HB)76-219
Rm (MPa)350–720
0.2 Rp (MPa)260–690
A%3-42
Density (g/cm³)8.8

Available Sizes

Plates

Custom-made

Standards

EN 1652

Certificate 3.1 available

Upon request when ordering

* These values are for reference only; they may vary depending on the standard and condition.