Manganese Brass, UNS C66700, H08 Temper, Flat Products

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Manganese Brass, UNS C66700, H08 Temper, Flat Products
Categories:	Metal; Nonferrous Metal; Copper Alloy; Brass
Material Notes:	Temper: Spring Fabrication Properties: Excellent Suitability – Soldering, Brazing, Spot Weld, Seam Weld, Butt Weld, Capacity for Being Cold Worked; Good Suitability – Oxyacetylene Welding; Fair Suitability – Gas Shielded Arc Welding, Capacity for Being Hot Formed Common Fabrication Processes: Bending; Blanking; Forming; Resistance Welding; Seam and Butt Welding; Spot Welded Components; Stamping Typical uses: Resistance Weldable Brass Products
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Physical Properties	Metric	English	Comments

Density	8.53 g/cc	0.308 lb/in³

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell B	91 @Thickness 1.02 mm	91 @Thickness 0.0400 in
Hardness, Rockwell 30T	91	91
Tensile Strength	662 MPa @Thickness 1.02 mm	96000 psi @Thickness 0.0400 in
Tensile Strength, Yield	621 MPa @Thickness 1.02 mm	90000 psi @Thickness 0.0400 in	0.2% Offset
Elongation at Break	2.5 % @Thickness 1.02 mm	2.5 % @Thickness 0.0400 in
Tensile Modulus	110 GPa	16000 ksi
Machinability	30 %	30 %
Shear Strength	531 MPa @Thickness 1.02 mm	77000 psi @Thickness 0.0400 in

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	68.5 - 71.5 %	68.5 - 71.5 %
Iron, Fe	<= 0.10 %	<= 0.10 %
Lead, Pb	<= 0.070 %	<= 0.070 %
Manganese, Mn	0.80 - 1.5 %	0.80 - 1.5 %
Zinc, Zn	26.8 - 30.7 %	26.8 - 30.7 %	As Balance

Descriptive Properties
US EPA Registered Antimicrobial	Yes

References for this datasheet.

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MC66700y4 / 293076

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