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Wrought aluminum-magnesium alloy 5456

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Wrought aluminum-magnesium alloy 5456
Chemical composition: Mn=0.12%, Mg=5.0%, Cr=0.12%, Al balance
Property Value in metric unit Value in US unit
Density 2.66 *10³ kg/m³ 166 lb/ft³
Modulus of elasticity 70 GPa 10200 ksi
Thermal expansion (20 ºC) 23.9*10-6 ºCˉ¹ 13.3*10-6 in/(in* ºF)
Specific heat capacity 900 J/(kg*K) 0.215 BTU/(lb*ºF)
Thermal conductivity 117 W/(m*K) 810 BTU*in/(hr*ft²*ºF)
Electric resistivity 5.98*10-8 Ohm*m 5.98*10-6 Ohm*cm
Tensile strength (annealed) 310 MPa 45000 psi
Yield strength (annealed) 159 MPa 23000 psi
Elongation (annealed) 24 % 24 %
Shear strength (annealed) 190 MPa 27600 psi
Fatigue strength (annealed) 150 MPa 21800 psi
Hardness (annealed) 83 HB 83 HB
Tensile strength (H321,H116) 352 MPa 51000 psi
Yield strength (H321,H116) 255 MPa 37000 psi
Elongation (H321,H116) 16 % 16 %
Shear strength (H321,H116) 207 MPa 30000 psi
Hardness (H321,H116) 90 HB 90 HB
Annealing temperature 343 ºC 650 ºF

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