Brass

CuZn39Pb3

Brass

EN CW614N - UNS C38500

CuZn39Pb3 is a copper-zinc alloy known for its excellent machinability. Thanks to its lead content, it offers very good machinability as well as a high-quality surface finish. This alloy is particularly used in the manufacture of turned parts, precision components, and parts requiring good mechanical strength.

Properties

Machinability
Suitability for brazing
Hot-forming properties

Development

Hot-extruded
Cold-drawn

States

R290 / H055
R590 / H150

Applications

Electrical Industry
Building
Bar Turning

Chemical Composition

ElementCu (%)Zn (%)Pb (%)Neither (%)Fe (%)Sn (%)Al (%)Other (%)
Contents57.0–59.0 Remaining2.5–3.5 ≤ 0,3 ≤ 0,3 %≤ 0,3 ≤ 0,05 ≤ 0,2

Mechanical Properties

Hardness (HB)≥ 90
Rm (MPa)≥ 360
0.2 Rp (MPa)≥ 150
A%18–20
Density (g/cm³)8,4

Available Sizes

Round

Tubes

Flat-bottomed

Hexagonal bars

Plates

Custom-made

Standards

EN 12164
EN 12167
ASTM B455

Certificate 3.1 available

Upon request when ordering

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