Copper Alloy, UNS C69430, O60 Temper, Rod

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Copper Alloy, UNS C69430, O60 Temper, Rod
Categories:	Metal; Nonferrous Metal; Copper Alloy
Material Notes:	Temper: Soft Anneal Fabrication Properties: Excellent Suitability – Soldering, Brazing, Capacity for Being Hot Formed; Good Suitability – Oxyacetylene Welding, Spot Weld, Seam Weld, Butt Weld, Capacity for Being Cold Worked Common Fabrication Processes: Forging; Screw Machining Typical uses: Valve Stems Applicable Specifications: Rod – ASTM B371/B371M
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Physical Properties	Metric	English	Comments

Density	7.20 g/cc	0.260 lb/in³

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell B	85 @Thickness 50.8 mm	85 @Thickness 2.00 in
	85 @Thickness 25.4 mm	85 @Thickness 1.00 in
	85 @Thickness 12.7 mm	85 @Thickness 0.500 in
Tensile Strength	552 MPa @Thickness 50.8 mm	80000 psi @Thickness 2.00 in
	586 MPa @Thickness 25.4 mm	85000 psi @Thickness 1.00 in
	621 MPa @Thickness 12.7 mm	90000 psi @Thickness 0.500 in
Tensile Strength, Yield	276 MPa @Thickness 50.8 mm	40000 psi @Thickness 2.00 in	0.5% Ext
	296 MPa @Thickness 25.4 mm	43000 psi @Thickness 1.00 in	0.5% Ext
	310 MPa @Thickness 12.7 mm	45000 psi @Thickness 0.500 in	0.5% Ext
Elongation at Break	20 % @Thickness 12.7 mm	20 % @Thickness 0.500 in
	25 % @Thickness 50.8 mm	25 % @Thickness 2.00 in
	25 % @Thickness 25.4 mm	25 % @Thickness 1.00 in
Tensile Modulus	110 GPa	16000 ksi
Machinability	30 %	30 %
Forgeability	80 %	80 %

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.0000280 ohm-cm	0.0000280 ohm-cm	6.2% IACS

Thermal Properties	Metric	English	Comments
CTE, linear	20.2 µm/m-°C @Temperature 20.0 - 300 °C	11.2 µin/in-°F @Temperature 68.0 - 572 °F
Specific Heat Capacity	0.377 J/g-°C	0.0900 BTU/lb-°F
Thermal Conductivity	2.16 W/m-K	15.0 BTU-in/hr-ft²-°F
Melting Point	821 - 918.3 °C	1510 - 1685 °F
Solidus	821 °C	1510 °F
Liquidus	918.3 °C	1685 °F

Component Elements Properties	Metric	English	Comments
Arsenic, As	0.030 - 0.060 %	0.030 - 0.060 %
Copper, Cu	80 - 83 %	80 - 83 %
Iron, Fe	<= 0.20 %	<= 0.20 %
Lead, Pb	<= 0.30 %	<= 0.30 %
Silicon, Si	3.5 - 4.5 %	3.5 - 4.5 %
Zinc, Zn	12.1 - 16.5 %	12.1 - 16.5 %	As Balance

References for this datasheet.

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MC69430x2 / 292385

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