Tin Brass, Copper Alloy, UNS C43000, H08 Temper, Flat Products

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Tin Brass, Copper Alloy, UNS C43000, H08 Temper, Flat Products
Categories:	Metal; Nonferrous Metal; Copper Alloy; Brass
Material Notes:	Temper: Spring Fabrication Properties: Excellent Suitability – Soldering, Brazing, Capacity for Being Cold Worked; Good Suitability – Oxyacetylene Welding, Gas Shielded Arc Welding, Butt Weld, Capacity for Being Hot Formed; Fair Suitability – Spot Weld Common Fabrication Processes: Bending; Blanking; Coining; Drawing; Forming; Heading; Upsetting Typical Uses: Sash Chain; Weather Stripping; Pen Clips; Electrical Connectors; Fuse Clips; Switches; Platers Bars and Cores; Springs; Timer Contact Blades – Flexing; Wire Supports in Optical Work Applicable Specifications: Bar – ASTM B591; Plate – ASTM B591; Sheet – ASTM B591; Strip – ASTM B591
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Physical Properties	Metric	English	Comments

Density	8.75 g/cc	0.316 lb/in³

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell B	91	91
Hardness, Rockwell 30T	77	77
Tensile Strength	648 MPa	94000 psi
Tensile Strength, Yield	496 MPa	72000 psi	0.5% Ext
Elongation at Break	4.0 %	4.0 %
Tensile Modulus	110 GPa	16000 ksi	hard tempers
Machinability	30 %	30 %

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.00000640 ohm-cm	0.00000640 ohm-cm	27% IACS

Thermal Properties	Metric	English	Comments
CTE, linear	18.4 µm/m-°C @Temperature 20.0 - 100 °C	10.2 µin/in-°F @Temperature 68.0 - 212 °F
Specific Heat Capacity	0.377 J/g-°C	0.0900 BTU/lb-°F
Thermal Conductivity	9.94 W/m-K	69.0 BTU-in/hr-ft²-°F
Melting Point	1000 - 1025 °C	1832 - 1877 °F
Solidus	1000 °C	1832 °F
Liquidus	1025 °C	1877 °F
Annealing Point	427 - 704 °C	800 - 1300 °F

Processing Properties	Metric	English	Comments
Hot-Working Temperature	790.6 - 840.6 °C	1455 - 1545 °F

Component Elements Properties	Metric	English	Comments
Copper, Cu	84 - 87 %	84 - 87 %
Iron, Fe	<= 0.050 %	<= 0.050 %
Lead, Pb	<= 0.090 %	<= 0.090 %
Tin, Sn	1.7 - 2.7 %	1.7 - 2.7 %
Zinc, Zn	10.2 - 14.3 %	10.2 - 14.3 %	As Balance

Descriptive Properties
US EPA Registered Antimicrobial	Yes

References for this datasheet.

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MC43000y1 / 291965

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