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Cast copper alloy C85400 (No.1 Yellow Brass)

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Cast copper alloy C85400 (No.1 Yellow Brass)
Chemical composition: Zn=29.0%, Pb=3.0%, Sn=1.0%, Cu=67%
Property Value in metric unit Value in US unit
Density 8.44 *10³ kg/m³ 527 lb/ft³
Modulus of elasticity 82.7 GPa 12000 ksi
Thermal expansion (20 ºC) 20.2*10-6 ºCˉ¹ 11.1*10-6 in/(in* ºF)
Specific heat capacity 377 J/(kg*K) 0.090 BTU/(lb*ºF)
Thermal conductivity 87.9 W/(m*K) 610 BTU*in/(hr*ft²*ºF)
Electric resistivity 8.9*10-8 Ohm*m 8.9*10-6 Ohm*cm
Tensile strength (sand cast) 262 MPa 38000 psi
Yield strength (sand cast) 90 MPa 13000 psi
Elongation (sand cast) 35 % 35 %
Hardness (sand cast) 50 HB(500) 50 HB(500)
Liquidus temperature 941 ºC 1725 ºF
Solidus temperature 927 ºC 1700 ºF

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