Copper Alloy, UNS C70330, H04 Temper, Strip

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Copper Alloy, UNS C70330, H04 Temper, Strip
Categories:	Metal; Nonferrous Metal; Copper Alloy
Material Notes:	Temper: Hard Fabrication Properties: Good Suitability – Soldering, Brazing, Oxyacetylene Welding, Gas Shielded Arc Welding, Coated Metal Arc Welding, Capacity for Being Cold Worked, Capacity for Being Hot Formed; Fair Suitability – Spot Weld, Seam Weld, Butt Weld
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Physical Properties	Metric	English	Comments

Density	8.80 g/cc	0.318 lb/in³

Mechanical Properties	Metric	English	Comments
Hardness, Vickers	>= 210 @Load 3.00 kg	>= 210 @Load 6.62 lb
Tensile Strength	793 MPa	115000 psi	Typical
	745 - 855 MPa	108000 - 124000 psi
Tensile Strength, Yield	724 MPa	105000 psi	0.2% Offset, Typical
	676 - 786 MPa	98000 - 114000 psi	0.2% Offset
Elongation at Break	>= 4.0 %	>= 4.0 %
Tensile Modulus	131 GPa	19000 ksi
Modulus of Rigidity	48.9 GPa	7090 ksi	Calculated
Poissons Ratio	0.34	0.34
Machinability	20 %	20 %
Forgeability	70 %	70 %

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.00000330 ohm-cm	0.00000330 ohm-cm	52% IACS

Thermal Properties	Metric	English	Comments
CTE, linear	17.6 µm/m-°C @Temperature 20.0 - 300 °C	9.80 µin/in-°F @Temperature 68.0 - 572 °F
Thermal Conductivity	16.6 W/m-K	115 BTU-in/hr-ft²-°F
Melting Point	1075 - 1097 °C	1967 - 2007 °F
Solidus	1075 °C	1967 °F
Liquidus	1097 °C	2007 °F

Component Elements Properties	Metric	English	Comments
Chromium, Cr	0.050 - 0.20 %	0.050 - 0.20 %
Cobalt, Co	0.50 - 1.5 %	0.50 - 1.5 %
Copper, Cu	95.6 - 98.6 %	95.6 - 98.6 %	As Balance
Nickel, Ni	0.50 - 1.5 %	0.50 - 1.5 %
Phosphorus, P	<= 0.20 %	<= 0.20 %
Silicon, Si	0.40 - 0.80 %	0.40 - 0.80 %
Zinc, Zn	<= 0.20 %	<= 0.20 %

References for this datasheet.

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MC70330x2 / 292435

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