CW617N

CW617N are the reference materials for hot working. The mean Lead content provides good machinability of the drop-forged part. Because of its, Composition the alloy is also suited for the production of drawn and complex profile.

Chemical Composition

Elements Min (%) Max (%)
Cu 57.00 59.00
Al 0.05
Fe 0.30
Ni 0.30
Pb 1.60 2.50
Sn 0.30
Total Others 0.20
Zn Remainder

Mechanical properties according to EN12164 (as per temper R430)

Range (mm) UTS Min
(MPa)
UTS Max
(MPa)
PS Min
(MPa)
Elongation Min
(%)
Hardness Min
(HRB)
Hardness Max
(HRB)
Round (Dia) 2 40 430 220 10
Hex (A/F) 2 35 430 220 10
Square (A/F) 2 35 430 220 10
Rectangle (Thickness) 2 40 430 220 10

PHYSICAL PROPERTIES
Density 0.303 lb/in3
CTE, linear 14.4 ᶙin/in-˚F
Specific Heat Capacity 0.0908 BTU/lb-˚F
Thermal Conductivity 784 BTU-in/hr-ft²-˚F
Melting Point 1620 – 1650 ˚F
Solidus 1620 ˚F
Liquidus 1650 ˚F
FABRICATION PROPERTIES
Technique Suitability
Machinability Rating 95.00%
Capacity for Being Cold Worked Poor
Capacity for Being Hot Worked Excellent

Typical Uses

Architecture

Architecture

Builders Hardware

Builders Hardware