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Cast copper alloy C84400 (Valve Metal)

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Cast copper alloy C84400 (Valve Metal)
Chemical composition: Zn=9%, Pb=7%, Sn=3%, Cu=81%
Property Value in metric unit Value in US unit
Density 8.69 *10³ kg/m³ 542 lb/ft³
Modulus of elasticity 89.6 GPa 13000 ksi
Thermal expansion (20 ºC) 18.0*10-6 ºCˉ¹ 10.0*10-6 in/(in* ºF)
Specific heat capacity 377 J/(kg*K) 0.090 BTU/(lb*ºF)
Thermal conductivity 72.4 W/(m*K) 502 BTU*in/(hr*ft²*ºF)
Electric resistivity 10.5*10-8 Ohm*m 10.5*10-6 Ohm*cm
Tensile strength (sand cast) 234 MPa 34000 psi
Yield strength (sand cast) 103 MPa 15000 psi
Elongation (sand cast) 26 % 26 %
Hardness (sand cast) 55 HB(500) 55 HB(500)
Liquidus temperature 1004 ºC 1840 ºF
Solidus temperature 843 ºC 1549 ºF

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cast_copper_alloy_c84400_valve_metal.txt · Last modified: 2023/12/14 by dmitri_kopeliovich
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