Copper, UNS C62400 (Aluminum Bronze 11%), H50 Temper 50-75 mm rod

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Copper, UNS C62400 (Aluminum Bronze 11%), H50 Temper 50-75 mm rod
Categories:	Metal; Nonferrous Metal; Copper Alloy; Bronze
Material Notes:	Good to excellent corrosion resistance. Excellent hot formability for fabrication by hot forging and hot bending. Applications: bushings, gears, cams, wear strips, nuts, drift pins, tie rods. Test specimen: rod - 50-75mm diameter.
Key Words:	CDA 624
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Physical Properties	Metric	English	Comments

Density	7.45 g/cc	0.269 lb/in³

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell B	92	92
Tensile Strength, Ultimate	655 MPa	95000 psi
Tensile Strength, Yield	330 MPa	47900 psi
Elongation at Break	14 %	14 %	in 50 mm, 11% reduction in area
Modulus of Elasticity	115 GPa	16700 ksi
Compressive Yield Strength	172 MPa	25000 psi	At permanent set of 0.1%
	331 MPa	48000 psi	At permanent set of 1%
	793 MPa	115000 psi	At permanent set of 10%
Ultimate Compressive Strength	1090 MPa	158000 psi
Poissons Ratio	0.318	0.318
Fatigue Strength	235 MPa @# of Cycles 1.00e+8	34100 psi @# of Cycles 1.00e+8	Reverse Bending; Temper Not Reported
Machinability	50 %	50 %	UNS C36000 (free-cutting brass) = 100%
Forgeability	80 %	80 %
Shear Modulus	44.0 GPa	6380 ksi
Izod Impact	23.0 J @Temperature -23.0 - 27.0 °C	17.0 ft-lb @Temperature -9.40 - 80.6 °F	Temper not specified
Charpy Impact	15.0 J @Temperature -23.0 - 27.0 °C	11.1 ft-lb @Temperature -9.40 - 80.6 °F	Keyhole

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.0000144 ohm-cm @Temperature 20.0 °C	0.0000144 ohm-cm @Temperature 68.0 °F
Magnetic Permeability	1.34	1.34

Thermal Properties	Metric	English	Comments
CTE, linear	16.5 µm/m-°C @Temperature 20.0 - 300 °C	9.17 µin/in-°F @Temperature 68.0 - 572 °F
Specific Heat Capacity	0.375 J/g-°C	0.0896 BTU/lb-°F
Thermal Conductivity	58.6 W/m-K @Temperature 20.0 °C	407 BTU-in/hr-ft²-°F @Temperature 68.0 °F
Melting Point	1025 - 1040 °C	1877 - 1900 °F
Solidus	1025 °C	1877 °F
Liquidus	1040 °C	1900 °F
Annealing Point	593 - 649 °C	1100 - 1200 °F

Processing Properties	Metric	English	Comments
Annealing Temperature	600 - 700 °C	1110 - 1290 °F
Hot-Working Temperature	760 - 925 °C	1400 - 1700 °F

Component Elements Properties	Metric	English	Comments
Aluminum, Al	10 - 11.5 %	10 - 11.5 %
Copper, Cu	82.8 - 88 %	82.8 - 88 %
Iron, Fe	2.0 - 4.5 %	2.0 - 4.5 %
Manganese, Mn	<= 0.30 %	<= 0.30 %
Other, total	<= 0.50 %	<= 0.50 %
Silicon, Si	<= 0.25 %	<= 0.25 %
Tin, Sn	<= 0.20 %	<= 0.20 %

References for this datasheet.

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MC62400b4 / 11609

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