CuZn39Pb3 Free-Machining Brass
CuZn39Pb3
- ENCW614N
- ENCuZn39Pb3
- DIN2.0401
- UNSC38500
Leaded free-machining brass. Excellent machinability and good corrosion resistance; the standard material for high-volume turned parts.
01Material Properties
- Excellent machinability (100 % reference)
- Good corrosion resistance
- Limited cold formability
- Suitable for hot stamping
- Electrical conductivity ~26 % IACS
02Applications
- Turned fittings and connectors
- Valve and tap bodies
- Screws, nuts and pins
- Electrical terminals
- Hydraulic and pneumatic fittings
03Delivery Condition
- Rod, hexagon and profile; R≥360 MPa (depending on size).
04Heat Treatment
Typical values
- Hardening
- Not hardenable by heat treatment
- Softening anneal
- 450–600 °C; air cool
- Stress relieving
- 250–300 °C, 1 h
- Delivery condition
- Drawn/extruded (M, R360–R500)
Heat treatment cycle (schematic)
Values are approximate and for information only; they vary with section size, heat and furnace conditions. Binding values are determined from the manufacturer’s data under laboratory conditions.
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