Copper Alloy, UNS C67420, M30 Temper, Tube

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Copper Alloy, UNS C67420, M30 Temper, Tube
Categories:	Metal; Nonferrous Metal; Copper Alloy
Material Notes:	Temper: As Hot Extruded Fabrication Properties: Excellent Suitability – Capacity for Being Hot Formed; Good Suitability – Brazing, Spot Weld, Seam Weld, Butt Weld; Fair Suitability – Soldering, Gas Shielded Arc Welding; Poor Suitability – Capacity for Being Cold Worked Typical Uses: Gear rings; Shafts; Wear Plates
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Physical Properties	Metric	English	Comments

Density	8.28 g/cc	0.299 lb/in³

Mechanical Properties	Metric	English	Comments
Tensile Strength	621 MPa	90000 psi
Tensile Strength, Yield	324 MPa	47000 psi	0.2% Offset
Elongation at Break	12 %	12 %
Tensile Modulus	96.5 GPa	14000 ksi
Modulus of Rigidity	36.2 GPa	5250 ksi
Poissons Ratio	0.33	0.33	Calculated
Machinability	50 %	50 %
Forgeability	100 %	100 %

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.00000340 ohm-cm	0.00000340 ohm-cm	51% IACS

Thermal Properties	Metric	English	Comments
CTE, linear	19.8 µm/m-°C @Temperature 20.0 - 300 °C	11.0 µin/in-°F @Temperature 68.0 - 572 °F
Specific Heat Capacity	0.377 J/g-°C	0.0900 BTU/lb-°F
Thermal Conductivity	7.35 W/m-K	51.0 BTU-in/hr-ft²-°F
Melting Point	866 - 899 °C	1590 - 1650 °F
Solidus	866 °C	1590 °F
Liquidus	899 °C	1650 °F

Component Elements Properties	Metric	English	Comments
Aluminum, Al	1.0 - 2.0 %	1.0 - 2.0 %
Copper, Cu	57 - 58.5 %	57 - 58.5 %
Iron, Fe	0.15 - 0.55 %	0.15 - 0.55 %
Lead, Pb	0.25 - 0.80 %	0.25 - 0.80 %
Manganese, Mn	1.5 - 2.5 %	1.5 - 2.5 %
Nickel, Ni	<= 0.25 %	<= 0.25 %
Silicon, Si	0.25 - 0.70 %	0.25 - 0.70 %
Tin, Sn	<= 0.35 %	<= 0.35 %
Zinc, Zn	34.9 - 39.9 %	34.9 - 39.9 %	As Balance

References for this datasheet.

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MC67420x5 / 292343

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