Copper Alloy, UNS C40950, H04 Temper, Strip

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Copper Alloy, UNS C40950, H04 Temper, Strip
Categories:	Metal; Nonferrous Metal; Copper Alloy
Material Notes:	Temper: Hard Fabrication Properties: Excellent Suitability – Soldering, Brazing, Capacity for Being Cold Worked, Capacity for Being Hot Formed; Good Suitability –Gas Shielded Arc Welding, Butt Weld; Fair Suitability – Oxyacetylene Welding, Coated Metal Arc Welding, Spot Weld, Seam Weld Typical Uses: Connectors, automotive; Electric & Electronic parts
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Physical Properties	Original Value	Comments

Density	0.320 lb/in³

Mechanical Properties	Original Value	Comments
Hardness, Vickers	170 @Load 3.00 kg
Tensile Strength	78.0 ksi	Typical
	73.0 - 86.0 ksi
Tensile Strength, Yield	75.0 ksi	0.2% Offset, Typical
	70.0 - 83.0 ksi	0.2% Offset
Elongation at Break	5.0 %
Tensile Modulus	17400 ksi
Modulus of Rigidity	6500 ksi
Poissons Ratio	0.34	Calculated
Machinability	30 %
Forgeability	60 %

Electrical Properties	Original Value	Comments
Electrical Resistivity	0.00000610 ohm-cm	28% IACS

Thermal Properties	Original Value	Comments
CTE, linear	10.0 µin/in-°F @Temperature 20.0 - 100 °C
	10.0 µin/in-°F @Temperature 20.0 - 200 °C
	10.0 µin/in-°F @Temperature 20.0 - 300 °C
Thermal Conductivity	98.0 BTU-in/hr-ft²-°F
Melting Point	1904 - 1940 °F
Solidus	1904 °F
Liquidus	1940 °F
Annealing Point	>= 930 °F

Processing Properties	Original Value	Comments
Processing Temperature	570 °F	Stress Relief
Hot-Working Temperature	>= 1560 °F

Component Elements Properties	Original Value	Comments
Copper, Cu	91.5 - 94.5 %
Iron, Fe	<= 0.030 %
Lead, Pb	<= 0.050 %
Nickel, Ni	0.30 - 0.80 %
Phosphorus, P	0.010 - 0.080 %
Tin, Sn	0.30 - 0.80 %
Zinc, Zn	3.8 - 7.9 %	As Balance

Descriptive Properties
US EPA Registered Antimicrobial	Yes

References for this datasheet.

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MC40950x3 / 291902

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