High-leaded brass, UNS C34200

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High-leaded brass, UNS C34200
Categories:	Metal; Nonferrous Metal; Copper Alloy; Brass
Material Notes:	Fair to excellent corrosion resistance. Combines excellent machinability with moderate cold workability. Applications: clock plates and nuts, clock and watch backs, gears, wheels and channel plate. Available as flat products and rod.
Key Words:	CZ119, ISO CuZn35Pb2, CEN CW601N, free-cutting brass
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Physical Properties	Metric	English	Comments

Density	8.50 g/cc	0.307 lb/in³

Mechanical Properties	Metric	English	Comments
Tensile Strength, Ultimate	338 - 586 MPa	49000 - 85000 psi
Tensile Strength, Yield	117 - 427 MPa	17000 - 61900 psi	Depending on temper
Elongation at Break	52 %	52 %	in 127 mm.
Modulus of Elasticity	105 GPa	15200 ksi
Poissons Ratio	0.35	0.35	Calculated
Machinability	90 %	90 %	UNS C36000 (free-cutting brass) = 100%
Shear Modulus	39.0 GPa	5660 ksi

Thermal Properties	Metric	English	Comments
CTE, linear	20.3 µm/m-°C @Temperature 20.0 - 300 °C	11.3 µin/in-°F @Temperature 68.0 - 572 °F
Thermal Conductivity	115 W/m-K @Temperature 20.0 °C	798 BTU-in/hr-ft²-°F @Temperature 68.0 °F
Melting Point	885 - 910 °C	1630 - 1670 °F
Solidus	885 °C	1630 °F
Liquidus	910 °C	1670 °F

Component Elements Properties	Metric	English	Comments
Copper, Cu	62.5 - 66.5 %	62.5 - 66.5 %
Iron, Fe	<= 0.10 %	<= 0.10 %
Lead, Pb	1.5 - 2.5 %	1.5 - 2.5 %
Other, total	<= 0.50 %	<= 0.50 %
Zinc, Zn	33.5 %	33.5 %

References for this datasheet.

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MC34200b1 / 11200

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