Aluminum Silicon Bronze, UNS C64200, M10 Temper, Forgings

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Aluminum Silicon Bronze, UNS C64200, M10 Temper, Forgings
Categories:	Metal; Nonferrous Metal; Copper Alloy; Bronze
Material Notes:	Temper: As Hot Forged - Air Cooled Fabrication Properties: Excellent Suitability – Capacity for Being Hot Formed; Fair Suitability – Brazing, Gas Shielded Arc Welding, Coated Metal Arc Welding, Spot Weld, Seam Weld, Butt Weld; Fair Suitability – Capacity for Being Cold Worked Common Fabrication Processes: Forging; Hot Forming; Machining Typical uses: Valve Guides, Automobile Engine; Pole Line Hardware; Bolts; Nuts; Cams; Gears; Valve Bodies; Valve Components; Valve Stems; Hardware Applicable Specifications: Bar – AMS 4631; Bolts – ASTM F468; Die – Forgings AMS 4631; Forgings, Die (Hot Pressed) – ASME SB283, ASTM B283/B283M; Nuts – ASTM F467; Rod – SAE J463, SAE J461, AMS 4631; Rod, Bar & Shapes - Aluminum Bronze ASME SB150, Aluminum Bronze ASTM B150/B150M, Forgings ASTM B124/B124M; Screws – ASTM F468; Studs – ASTM F468
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Physical Properties	Original Value	Comments

Density	0.278 lb/in³

Mechanical Properties	Original Value	Comments
Hardness, Rockwell B	78 @Thickness 50.8 mm
Tensile Strength	79.0 ksi @Thickness 50.8 mm
Tensile Strength, Yield	38.0 ksi @Thickness 50.8 mm	0.5% Ext
Elongation at Break	30 % @Thickness 50.8 mm
Tensile Modulus	16000 ksi
Modulus of Rigidity	6000 ksi
Poissons Ratio	0.33	Calculated
Machinability	60 %
Forgeability	80 %

Electrical Properties	Original Value	Comments
Electrical Resistivity	0.0000220 ohm-cm	8% IACS

Thermal Properties	Original Value	Comments
CTE, linear	10.0 µin/in-°F @Temperature 20.0 - 300 °C
Specific Heat Capacity	0.0900 BTU/lb-°F
Thermal Conductivity	26.0 BTU-in/hr-ft²-°F
Melting Point	1800 - 1840 °F
Solidus	1800 °F
Liquidus	1840 °F
Annealing Point	1100 - 1300 °F

Processing Properties	Original Value	Comments
Hot-Working Temperature	1300 - 1600 °F

Component Elements Properties	Original Value	Comments
Aluminum, Al	6.3 - 7.6 %
Arsenic, As	>= 0.090 %
Copper, Cu	88.8 - 92.1 %	As Balance
Iron, Fe	<= 0.30 %
Lead, Pb	<= 0.050 %
Manganese, Mn	<= 0.10 %
Nickel, Ni	<= 0.25 %
Silicon, Si	1.5 - 2.2 %
Tin, Sn	<= 0.20 %
Zinc, Zn	<= 0.50 %

Descriptive Properties
US EPA Registered Antimicrobial	Yes

References for this datasheet.

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MC64200x2 / 293050

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