Free-cutting phosphor bronze, UNS C54400

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Free-cutting phosphor bronze, UNS C54400
Categories:	Metal; Nonferrous Metal; Copper Alloy; Bronze
Material Notes:	Good to excellent corrosion resistance. Excellent machinability, good cold workability. Fabricated by blanking, drawing, bending, machining, shearing, stamping. Applications: bearings, bushings, gears, pinions, shafts, thrust washers, valve parts. Available as flat products, rod.
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Physical Properties	Original Value	Comments

Density	8.89 g/cc

Mechanical Properties	Original Value	Comments
Tensile Strength, Ultimate	303 - 517 MPa
Tensile Strength, Yield	131 - 434 MPa	Depending on temper
Elongation at Break	50 %	in 381 mm.
Modulus of Elasticity	103 GPa
	103 GPa
Poissons Ratio	0.32	Calculated
	0.321
Machinability	80 %	UNS C36000 (free-cutting brass) = 100%
	80 %	UNS C36000 (free-cutting brass) = 100%
Shear Modulus	39.0 GPa
	39.0 GPa

Electrical Properties	Original Value	Comments
Electrical Resistivity	0.00000910 ohm-cm @Temperature 20.0 °C

Thermal Properties	Original Value	Comments
CTE, linear	17.3 µm/m-°C @Temperature 20.0 - 300 °C
Specific Heat Capacity	0.380 J/g-°C
Thermal Conductivity	87.0 W/m-K @Temperature 20.0 °C
Melting Point	930 - 1000 °C
Solidus	930 °C
Liquidus	1000 °C

Component Elements Properties	Original Value	Comments
Copper, Cu	88 %
Iron, Fe	<= 0.10 %
Lead, Pb	3.5 - 4.5 %
Phosphorus, P	0.010 - 0.50 %
Tin, Sn	3.5 - 4.5 %
Zinc, Zn	1.5 - 4.5 %

References for this datasheet.

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MC54400b1 / 11560

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