Brass

CuZn40Pb2

Brass

CW617N - UNS C37700

CuZn38Pb2 is a leaded brass. It offers a good balance between mechanical strength and excellent machinability thanks to the presence of lead, which improves cutting performance and surface finish. This alloy also exhibits good hot formability and adequate corrosion resistance in typical environments.

Properties

Corrosion Resistance
Machinability
Suitability for brazing

Development

Hot-extruded
Cold-drawn

States

R290 / H055
R590 / H150

Applications

Components for the automotive industry
Fluid Connections
Precision turned parts

Chemical Composition

ElementCu (%)Al (%)Fe (%)Neither (%)Pb (%)Zn (%)Other (%)
Contents57–59≤0.05≤0.3≤0.3≤0.1Remaining≤0.2

Mechanical Properties

Hardness (HB)≥90
Rm (MPa)≥360
0.2 Rp (MPa)≥150
A%6–20
Density (g/cm³)8.4

Available Sizes

Round

Custom-made

Standards

EN 12164
EN 12165
EN 12166
EN 12449
ISO17672

Certificate 3.1 available

Upon request when ordering

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