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Cast magnesium alloy AZ63A

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Cast magnesium alloy AZ63A
Chemical composition: Al=6.0%, Zn=3.0%, Mn = 0.15% min, Mg balance
Property Value in metric unit Value in US unit
Density 1.83 *10³ kg/m³ 114 lb/ft³
Modulus of elasticity 45 GPa 6530 ksi
Thermal expansion (20 ºC) 26.1*10-6 ºCˉ¹ 14.5*10-6 in/(in* ºF)
Specific heat capacity 1050 J/(kg*K) 0.251 BTU/(lb*ºF)
Thermal conductivity 59.2 W/(m*K) 411 BTU*in/(hr*ft²*ºF)
Electric resistivity 11.5*10-8 Ohm*m 11.5*10-6 Ohm*cm
Tensile strength (as cast) 200 MPa 29000 psi
Yield strength (as cast) 97 MPa 14100 psi
Elongation (as cast) 6 % 6 %
Shear strength (as cast) 125 MPa 18100 psi
Hardness (as cast) 53 HB(500) 53 HB(500)
Tensile strength (T6) 275 MPa 39900 psi
Yield strength (T6) 130 MPa 18900 psi
Elongation (T6) 5 % 5 %
Shear strength (T6) 145 MPa 21000 psi
Hardness (T6) 73 HB(500) 73 HB(500)
Solution temperature 395 ºC 740 ºF
Aging temperature 232 ºC 450 ºF
Aging time 5 hrs. 5 hrs.
Liquidus temperature 610 ºC 1130 ºF
Solidus temperature 455 ºC 850 ºF

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