Leaded Phosphor Bronze, UNS C94400, Copper Casting Alloy

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Leaded Phosphor Bronze, UNS C94400, Copper Casting Alloy
Categories:	Metal; Nonferrous Metal; Copper Alloy; Copper Casting Alloy
Material Notes:	Casting methods recommended for this alloy: Centrifugal, Continuous, and Sand. Applications: General-utility alloy for bushings and bearings. Classified under: High-leaded tin bronzes. ASTM B66 As cast values below are for sand casting. Alloy does not respond to heat treating
Key Words:	Leaded phosphor bronze, ASTM B66
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Physical Properties	Metric	English	Comments

Density	9.08 g/cc	0.328 lb/in³	Estimated

Mechanical Properties	Metric	English	Comments
Hardness, Brinell	55	55	500 kg
Tensile Strength, Ultimate	221 MPa	32100 psi	as cast
Tensile Strength, Yield	110 MPa	16000 psi	as cast
Elongation at Break	18 %	18 %	as cast
Machinability	80 %	80 %	UNS C36000 (free-cutting brass) = 100%

Component Elements Properties	Metric	English	Comments
Copper, Cu	81 %	81 %
Lead, Pb	11 %	11 %
Tin, Sn	8.0 %	8.0 %

References for this datasheet.

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MC94400b1 / 11956

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