High-leaded brass, UNS C34200, OSO35 Temper flat products

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High-leaded brass, UNS C34200, OSO35 Temper flat products
Categories:	Metal; Nonferrous Metal; Copper Alloy; Brass
Material Notes:	Fair to excellent corrosion resistance. Combines excellent machinability with moderate cold workability. Applications: gears, wheels, nuts, plates for clocks, keys, bearing cages, engraver's plates. Test specimen: flat product - 1mm thickness.
Key Words:	CZ119, ISO CuZn35Pb2, CEN CW601N, free-cutting brass
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Physical Properties	Original Value	Comments

Density	8.50 g/cc
Grain Size	7.0 µm @Treatment Temp. 300 °C	thick strip cold rolled
	13 µm @Treatment Temp. 400 °C	thick strip cold rolled
	25 µm @Treatment Temp. 500 °C	thick strip cold rolled
	53 µm @Treatment Temp. 600 °C	thick strip cold rolled
	100 µm @Treatment Temp. 700 °C	thick strip cold rolled

Mechanical Properties	Original Value	Comments
Hardness, Rockwell F	68
Hardness, Rockwell 30T	32
Tensile Strength, Ultimate	340 MPa
	290 MPa @Treatment Temp. 700 °C	thick strip cold rolled
	325 MPa @Treatment Temp. 600 °C	thick strip cold rolled
	360 MPa @Treatment Temp. 500 °C	thick strip cold rolled
	395 MPa @Treatment Temp. 400 °C	thick strip cold rolled
	570 MPa @Treatment Temp. 300 °C	thick strip cold rolled
	600 MPa @Treatment Temp. 200 °C	thick strip cold rolled
Tensile Strength, Yield	115 MPa @Strain 0.5 %
Elongation at Break	52 %	In 50 mm
	6.0 % @Treatment Temp. 200 °C	thick strip cold rolled
	13 % @Treatment Temp. 300 °C	thick strip cold rolled
	41 % @Treatment Temp. 400 °C	thick strip cold rolled
	51 % @Treatment Temp. 500 °C	thick strip cold rolled
	55 % @Treatment Temp. 600 °C	thick strip cold rolled
	57 % @Treatment Temp. 700 °C	thick strip cold rolled
Modulus of Elasticity	105 GPa
Poissons Ratio	0.346
Machinability	90 %	UNS C36000 (free-cutting brass) = 100%
Shear Modulus	39.0 GPa
Shear Strength	235 MPa

Electrical Properties	Original Value	Comments
Electrical Resistivity	0.00000660 ohm-cm @Temperature 20.0 °C

Thermal Properties	Original Value	Comments
CTE, linear	20.3 µm/m-°C @Temperature 20.0 - 300 °C
Specific Heat Capacity	0.380 J/g-°C
Thermal Conductivity	115 W/m-K @Temperature 20.0 °C
Melting Point	885 - 910 °C
Solidus	885 °C
Liquidus	910 °C

Processing Properties	Original Value	Comments
Annealing Temperature	425 - 600 °C
Hot-Working Temperature	785 - 815 °C
Recrystallization Temperature	320 °C

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

References for this datasheet.

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MC34200b4 / 11203

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