Manganese Brass, UNS C66700

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Manganese Brass, UNS C66700
Categories:	Metal; Nonferrous Metal; Copper Alloy; Brass
Material Notes:	Good to excellent corrosion resistance. Excellent cold formability. Fabricated by blanking, bending, forming, stamping, welding. Applications: brass products, resistance welded by spot, seam, and butt welding. Available as flat products and wire.
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Physical Properties	Metric	English	Comments

Density	8.53 g/cc	0.308 lb/in³	Value for UNS C26000

Mechanical Properties	Metric	English	Comments
Tensile Strength, Ultimate	315 - 689 MPa	45700 - 99900 psi
Tensile Strength, Yield	83.0 - 683 MPa	12000 - 99100 psi	Depending on temper
Elongation at Break	60 %	60 %	in 50.8 mm.
Tensile Modulus	110 GPa	16000 ksi
Machinability	30 %	30 %	UNS C36000 (free-cutting brass) = 100%

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.0000101 ohm-cm	0.0000101 ohm-cm	17% IACS

Thermal Properties	Metric	English	Comments
CTE, linear	20.0 µm/m-°C @Temperature 20.0 - 300 °C	11.1 µin/in-°F @Temperature 68.0 - 572 °F
Specific Heat Capacity	0.377 J/g-°C	0.0900 BTU/lb-°F
Thermal Conductivity	8.07 W/m-K	56.0 BTU-in/hr-ft²-°F
Melting Point	1050 - 1090 °C	1920 - 2000 °F
Solidus	1050 °C	1920 °F
Liquidus	1090 °C	2000 °F
Annealing Point	499 - 704 °C	930 - 1300 °F

Processing Properties	Metric	English	Comments
Hot-Working Temperature	727 - 849 °C	1340 - 1560 °F

Component Elements Properties	Metric	English	Comments
Copper, Cu	70 %	70 %
Manganese, Mn	1.2 %	1.2 %
Zinc, Zn	28.8 %	28.8 %

References for this datasheet.

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MC66700b1 / 11679

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