Silicon Bronze, Copper Alloy, UNS C65680, O30 Temper, Bar

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Silicon Bronze, Copper Alloy, UNS C65680, O30 Temper, Bar
Categories:	Metal; Nonferrous Metal; Copper Alloy; Bronze
Material Notes:	Temper: Hot Extruded and Annealed Fabrication Properties: Good Suitability – Soldering, Brazing, Oxyacetylene Welding, Gas Shielded Arc Welding, Coated Metal Arc Welding, Spot Weld, Seam Weld, Butt Weld, Capacity for Being Cold Worked, Capacity for Being Hot Formed
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Physical Properties	Original Value	Comments

Density	0.302 lb/in³

Mechanical Properties	Original Value	Comments
Hardness, Vickers	80 @Load 3.00 kg
Tensile Strength	40.6 ksi
Tensile Strength, Yield	20.3 ksi	0.2% Offset
Elongation at Break	>= 20 %
Machinability	70 %
Forgeability	80 %

Electrical Properties	Original Value	Comments
Electrical Resistivity	0.0000220 ohm-cm	7.8% IACS

Thermal Properties	Original Value	Comments
Thermal Conductivity	50.4 BTU-in/hr-ft²-°F
Melting Point	1652 - 1778 °F
Solidus	1652 °F
Liquidus	1778 °F

Component Elements Properties	Original Value	Comments
Aluminum, Al	<= 0.30 %
Copper, Cu	>= 84 %
Iron, Fe	<= 0.30 %
Lead, Pb	<= 0.090 %
Manganese, Mn	0.010 - 0.090 %
Nickel, Ni	<= 0.10 %
Phosphorus, P	0.050 - 0.15 %
Silicon, Si	2.5 - 4.5 %
Tin, Sn	<= 0.30 %
Zinc, Zn	7.0 - 11 %

References for this datasheet.

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MC65680x2 / 292261

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