Medium-leaded brass, UNS C35000, OSO50 Temper rod

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Medium-leaded brass, UNS C35000, OSO50 Temper rod
Categories:	Metal; Nonferrous Metal; Copper Alloy; Brass
Material Notes:	Fair to excellent corrosion resistance. Fair cold workability, poor hot formability. Applications: bearing cages, book dies, clock plates, engraving plates, gears, hinges, hose couplings, keys, lock parts, lock tumblers, meter parts, nuts, sink strainers, strike plates, templates, type characters, washers, wear plates. Test specimen: rod - 12mm diameter.
Key Words:	CZ129, ISO CuZn37Pb1, ISO CuZn38Pb1, CEN CW605N, CEN CW607N
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Physical Properties	Metric	English	Comments

Density	8.47 g/cc	0.306 lb/in³

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell F	65	65
Hardness, Rockwell 30T	25	25
Tensile Strength, Ultimate	330 MPa	47900 psi
Tensile Strength, Yield	110 MPa @Strain 0.5 %	16000 psi @Strain 0.5 %
Elongation at Break	56 % @Diameter 12.0 mm	56 % @Diameter 0.472 in	In 50 mm, Rod
Modulus of Elasticity	105 GPa	15200 ksi
Poissons Ratio	0.346	0.346
Machinability	70 %	70 %	UNS C36000 (free-cutting brass) = 100%
Forgeability	50 %	50 %	UNS C37700 (forging brass) = 100%
Shear Modulus	39.0 GPa	5660 ksi
Shear Strength	235 MPa	34100 psi

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.00000660 ohm-cm @Temperature 20.0 °C	0.00000660 ohm-cm @Temperature 68.0 °F

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
Specific Heat Capacity	0.380 J/g-°C	0.0908 BTU/lb-°F
Thermal Conductivity	115 W/m-K @Temperature 20.0 °C	798 BTU-in/hr-ft²-°F @Temperature 68.0 °F
Melting Point	895 - 915 °C	1640 - 1680 °F
Solidus	895 °C	1640 °F
Liquidus	915 °C	1680 °F
Annealing Point	427 - 593 °C	800 - 1100 °F

Processing Properties	Metric	English	Comments
Annealing Temperature	425 - 600 °C	797 - 1110 °F
Hot-Working Temperature	760 - 800 °C	1400 - 1470 °F

Component Elements Properties	Metric	English	Comments
Copper, Cu	59 - 64 %	59 - 64 %
Iron, Fe	<= 0.10 %	<= 0.10 %
Lead, Pb	0.80 - 1.4 %	0.80 - 1.4 %
Other, total	<= 0.50 %	<= 0.50 %
Zinc, Zn	36.4 %	36.4 %

References for this datasheet.

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MC35000c2 / 11228

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