Copper, UNS C62300 (Aluminum Bronze 9%)

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Copper, UNS C62300 (Aluminum Bronze 9%)
Categories:	Metal; Nonferrous Metal; Copper Alloy; Bronze
Material Notes:	Good to excellent corrosion resistance. Good hot and cold formability. Fabricated by bending, hot pressing, forming, and welding. Applications: bearings, bushings, valve guides, gears, valve seats, nuts, bolts, pump rods, work gears, and cams. Available as flat products and rod.
Key Words:	CDA 623, CA106, ISO CuAl8Fe3
Vendors:	No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
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Physical Properties	Metric	English	Comments

Density	7.65 g/cc	0.276 lb/in³

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell B	89	89
Tensile Strength, Ultimate	605 MPa	87700 psi
Tensile Strength, Yield	305 MPa	44200 psi	Depending on temper
Elongation at Break	15 %	15 %	in 50 mm, 15% reduction in area
Modulus of Elasticity	115 GPa	16700 ksi
Poissons Ratio	0.328	0.328
Fatigue Strength	200 MPa @# of Cycles 1.00e+8	29000 psi @# of Cycles 1.00e+8	Reverse Bending; Temper Not Reported
Machinability	50 %	50 %	Based on 100% machinability for UNS C360000
Forgeability	75 %	75 %
Shear Modulus	44.0 GPa	6380 ksi
Izod Impact	43.0 - 47.0 J	31.7 - 34.7 ft-lb	Temper not specified
Charpy Impact	25.0 - 40.0 J	18.4 - 29.5 ft-lb	V-notch
	9.00 J @Temperature 427 °C	6.64 ft-lb @Temperature 801 °F	annealed
	10.0 J @Temperature 538 °C	7.38 ft-lb @Temperature 1000 °F	annealed
	10.0 J @Temperature 427 °C	7.38 ft-lb @Temperature 801 °F	cold finished
	12.0 J @Temperature 538 °C	8.85 ft-lb @Temperature 1000 °F	cold finished
	14.0 J @Temperature -182 °C	10.3 ft-lb @Temperature -296 °F	annealed
	18.0 J @Temperature -60.0 °C	13.3 ft-lb @Temperature -76.0 °F	annealed
	20.0 J @Temperature -29.0 °C	14.8 ft-lb @Temperature -20.2 °F	annealed
	21.0 J @Temperature 20.0 °C	15.5 ft-lb @Temperature 68.0 °F	annealed
	31.0 J @Temperature 204 °C	22.9 ft-lb @Temperature 399 °F	annealed
	31.0 J @Temperature 316 °C	22.9 ft-lb @Temperature 601 °F	annealed
	36.0 J @Temperature -182 °C	26.6 ft-lb @Temperature -296 °F	cold finished
	46.0 J @Temperature -60.0 °C	33.9 ft-lb @Temperature -76.0 °F	cold finished
	46.0 J @Temperature 316 °C	33.9 ft-lb @Temperature 601 °F	cold finished
	47.0 J @Temperature -29.0 °C	34.7 ft-lb @Temperature -20.2 °F	cold finished
	48.0 J @Temperature 20.0 °C	35.4 ft-lb @Temperature 68.0 °F	cold finished
	48.0 J @Temperature 204 °C	35.4 ft-lb @Temperature 399 °F	cold finished

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	1.17	1.17

Thermal Properties	Metric	English	Comments
CTE, linear	16.2 µm/m-°C @Temperature 20.0 - 300 °C	9.00 µin/in-°F @Temperature 68.0 - 572 °F
Specific Heat Capacity	0.375 J/g-°C	0.0896 BTU/lb-°F
Thermal Conductivity	54.4 W/m-K @Temperature 20.0 °C	378 BTU-in/hr-ft²-°F @Temperature 68.0 °F
Melting Point	1040 - 1045 °C	1900 - 1913 °F
Solidus	1040 °C	1900 °F
Liquidus	1045 °C	1913 °F
Annealing Point	>= 593 °C	>= 1100 °F

Processing Properties	Metric	English	Comments
Processing Temperature	1010 °C	1850 °F	Hot-Shortness Temperature
Annealing Temperature	600 - 650 °C	1110 - 1200 °F
Hot-Working Temperature	700 - 875 °C	1290 - 1610 °F

Component Elements Properties	Metric	English	Comments
Aluminum, Al	8.5 - 11 %	8.5 - 11 %
Copper, Cu	82.2 - 89.5 %	82.2 - 89.5 %
Iron, Fe	2.0 - 4.0 %	2.0 - 4.0 %
Manganese, Mn	<= 0.50 %	<= 0.50 %
Other, total	<= 0.50 %	<= 0.50 %
Silicon, Si	<= 0.25 %	<= 0.25 %
Tin, Sn	<= 0.60 %	<= 0.60 %

References for this datasheet.

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MC62300b1 / 11602

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