Medium leaded naval brass, UNS C48200

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Medium leaded naval brass, UNS C48200
Categories:	Metal; Nonferrous Metal; Copper Alloy; Brass
Material Notes:	Fair to excellent corrosion resistance. Good hot workability for hot forging, pressing, and machining operations. Applications: marine hardware, screw machine products, valve stems. Available as flat products, rod, shape.
Key Words:	ISO CuZn37Pb1Sn1, ISO CuZn36Sn1Pb, CEN CW712R, CEN CW714R
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Physical Properties	Original Value	Comments

Density	8.44 g/cc

Mechanical Properties	Original Value	Comments
Tensile Strength, Ultimate	386 - 517 MPa
Tensile Strength, Yield	172 - 365 MPa	Depending on temper
Elongation at Break	43 %	in 381 mm.
Modulus of Elasticity	100 GPa
	100 GPa
Poissons Ratio	0.28	Calculated
	0.28	calculated
Machinability	50 %	UNS C36000 (free-cutting brass) = 100%
	50 %	UNS C36000 (free-cutting brass) = 100%
Forgeability	90 %
Shear Modulus	39.0 GPa
	39.0 GPa

Electrical Properties	Original Value	Comments
Electrical Resistivity	0.00000663 ohm-cm @Temperature 20.0 °C

Thermal Properties	Original Value	Comments
CTE, linear	21.2 µm/m-°C @Temperature 20.0 - 300 °C
Specific Heat Capacity	0.380 J/g-°C
Thermal Conductivity	116 W/m-K
Melting Point	885 - 900 °C
	885 - 900 °C
Solidus	885 °C
Liquidus	900 °C
Annealing Point	800 - 1100 °F

Processing Properties	Original Value	Comments
Annealing Temperature	425 - 600 °C
Hot-Working Temperature	650 - 760 °C
Recrystallization Temperature	360 °C @Diameter 19.0 mm	Rod cold drawn 30%

Component Elements Properties	Original Value	Comments
Copper, Cu	59 - 62 %
Iron, Fe	<= 0.10 %
Lead, Pb	0.40 - 1.0 %
Tin, Sn	0.50 - 1.0 %
Zinc, Zn	38 %

References for this datasheet.

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MC48200b1 / 11471

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