Leaded High-Strength Yellow Brass, UNS C86700, M02 Temper, As Centrifugal Cast

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Leaded High-Strength Yellow Brass, UNS C86700, M02 Temper, As Centrifugal Cast
Categories:	Metal; Nonferrous Metal; Copper Alloy; Brass
Material Notes:	Temper: As Centrifugal Cast Casting Characteristics: High – Shrinkage in Solidification, Drossing; Medium – Fluidity; Low – Casting Yield, Effect of Section Size, Gassing Fabrication Properties: Fair Suitability – Soldering, Brazing; Poor Suitability – Oxyacetylene Welding, Gas Shielded Arc Welding, Coated Metal Arc Welding Typical uses: Brackets; Screw Down Nuts; Bearings; Cams; Fittings; Lever Arms; Machinery Parts; Moderate Duty Gears; Propellers; Valve Stems; Marine Hardware; Propellers Applicable Specifications: As Centrifugal Cast - Castings ASTM B271/B271M; As Sand Cast –Castings ASTM B584, Castings ASTM B763/B763M; Ingot - ASTM B30
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Physical Properties	Metric	English	Comments

Density	8.33 g/cc	0.301 lb/in³

Mechanical Properties	Metric	English	Comments
Tensile Strength	>= 552 MPa	>= 80000 psi	for Standard
Tensile Strength, Yield	>= 221 MPa	>= 32000 psi	for Standard, 0.5% Ext
Elongation at Break	>= 15 %	>= 15 %	for Standard
Tensile Modulus	103 GPa	15000 ksi
Machinability	55 %	55 %

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

Thermal Properties	Metric	English	Comments
CTE, linear	19.8 µm/m-°C @Temperature 20.0 - 200 °C	11.0 µin/in-°F @Temperature 68.0 - 392 °F
Specific Heat Capacity	0.377 J/g-°C	0.0900 BTU/lb-°F
Thermal Conductivity	2.45 W/m-K	17.0 BTU-in/hr-ft²-°F
Melting Point	861.7 - 880.0 °C	1583 - 1616 °F
Solidus	861.7 °C	1583 °F
Liquidus	880.0 °C	1616 °F
Shrinkage	2.08 %	2.08 %	Patternmaker's Shrinkage (4/16 in./ft.)

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

Component Elements Properties	Metric	English	Comments
Aluminum, Al	1.0 - 3.0 %	1.0 - 3.0 %
Copper, Cu	55 - 60 %	55 - 60 %
Iron, Fe	1.0 - 3.0 %	1.0 - 3.0 %
Lead, Pb	0.50 - 1.5 %	0.50 - 1.5 %
Manganese, Mn	0.10 - 3.5 %	0.10 - 3.5 %
Nickel, Ni	<= 1.0 %	<= 1.0 %
Tin, Sn	<= 1.5 %	<= 1.5 %
Zinc, Zn	30 - 38 %	30 - 38 %

References for this datasheet.

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MC86700x1 / 293173

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