Free-cutting phosphor bronze, UNS C54400, H04 Temper 19 mm flat products

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Free-cutting phosphor bronze, UNS C54400, H04 Temper 19 mm flat products
Categories:	Metal; Nonferrous Metal; Copper Alloy; Bronze
Material Notes:	Good to excellent corrosion resistance. Excellent machinability, good cold workability. Fabricated by blanking, drawing, bending, machining, shearing, stamping. Applications: bearings, bushings, gears, pinions, shafts, thrust washers, valve parts. Test specimen: flat products - 19mm thickness.
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Physical Properties	Metric	English	Comments

Density	8.89 g/cc	0.321 lb/in³

Mechanical Properties	Metric	English	Comments
Tensile Strength, Ultimate	380 MPa @Thickness 19.0 mm	55100 psi @Thickness 0.748 in	Flat products
Tensile Strength, Yield	240 MPa @Strain 0.5 %, Thickness 19.0 mm	34800 psi @Strain 0.5 %, Thickness 0.748 in	Flat products
Elongation at Break	25 % @Thickness 19.0 mm	25 % @Thickness 0.748 in	in 50 mm, Flat products
Modulus of Elasticity	103 GPa	14900 ksi
Poissons Ratio	0.321	0.321
Machinability	80 %	80 %	UNS C36000 (free-cutting brass) = 100%
Shear Modulus	39.0 GPa	5660 ksi

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.00000910 ohm-cm @Temperature 20.0 °C	0.00000910 ohm-cm @Temperature 68.0 °F

Thermal Properties	Metric	English	Comments
CTE, linear	17.3 µm/m-°C @Temperature 20.0 - 300 °C	9.61 µin/in-°F @Temperature 68.0 - 572 °F
Specific Heat Capacity	0.380 J/g-°C	0.0908 BTU/lb-°F
Thermal Conductivity	87.0 W/m-K @Temperature 20.0 °C	604 BTU-in/hr-ft²-°F @Temperature 68.0 °F
Melting Point	930 - 1000 °C	1710 - 1830 °F
Solidus	930 °C	1710 °F
Liquidus	1000 °C	1830 °F

Component Elements Properties	Metric	English	Comments
Copper, Cu	88 %	88 %
Iron, Fe	<= 0.10 %	<= 0.10 %
Lead, Pb	3.5 - 4.5 %	3.5 - 4.5 %
Phosphorus, P	0.010 - 0.50 %	0.010 - 0.50 %
Tin, Sn	3.5 - 4.5 %	3.5 - 4.5 %
Zinc, Zn	1.5 - 4.5 %	1.5 - 4.5 %

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MC54400c3 / 11571

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