Silicon Brass, UNS C87400, M02 Temper, As Centrifugal Cast

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Silicon Brass, UNS C87400, M02 Temper, As Centrifugal Cast
Categories:	Metal; Nonferrous Metal; Copper Alloy; Brass
Material Notes:	Temper: As Centrifugal Cast Casting Characteristics: High – Fluidity; Medium – Shrinkage in Solidification, Casting Yield, Effect of Section Size, Gassing; Low –Drossing Fabrication Properties: Fair Suitability – Brazing, Oxyacetylene Welding, Gas Shielded Arc Welding Typical uses: Artistry Components; Electrical Components; Clamps; Hexagonal Nuts; Bearings; Engineering Applications; Gears; Impellers; Rocker Arms; Valve Stems
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Physical Properties	Metric	English	Comments

Density	8.30 g/cc	0.300 lb/in³

Mechanical Properties	Metric	English	Comments
Tensile Strength	>= 345 MPa	>= 50000 psi	for Standard
Tensile Strength, Yield	>= 145 MPa	>= 21000 psi	for Standard, 0.5% Ext
Elongation at Break	>= 18 %	>= 18 %	for Standard
Tensile Modulus	106 GPa	15400 ksi
Machinability	50 %	50 %

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.0000260 ohm-cm	0.0000260 ohm-cm	6.7% IACS

Thermal Properties	Metric	English	Comments
CTE, linear	19.6 µm/m-°C @Temperature 20.0 - 300 °C	10.9 µin/in-°F @Temperature 68.0 - 572 °F
Specific Heat Capacity	0.377 J/g-°C	0.0900 BTU/lb-°F
Thermal Conductivity	2.31 W/m-K	16.0 BTU-in/hr-ft²-°F
Melting Point	821 - 916 °C	1510 - 1680 °F
Solidus	821 °C	1510 °F
Liquidus	916 °C	1680 °F
Shrinkage	1.56 %	1.56 %	Patternmaker's Shrinkage (3/16 in./ft.)

Processing Properties	Metric	English	Comments
Processing Temperature	260 °C	500 °F	Stress Relief

Component Elements Properties	Metric	English	Comments
Aluminum, Al	<= 0.80 %	<= 0.80 %
Copper, Cu	>= 79 %	>= 79 %
Lead, Pb	<= 1.0 %	<= 1.0 %
Silicon, Si	2.5 - 4.0 %	2.5 - 4.0 %
Zinc, Zn	12 - 16 %	12 - 16 %

References for this datasheet.

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MC87400x1 / 293175

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