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to Wrought aluminum-manganese alloys (3xxx)
to Properties of aluminum alloys
(submitted by the website administration)
| Wrought aluminum-manganese alloy 3105 | ||||
| Chemical composition: Mn=0.55%, Mg=0. 50%, Al balance | ||||
| Property | Value in metric unit | Value in US unit | ||
| Density | 2.72 *10³ | kg/m³ | 170 | lb/ft³ |
|---|---|---|---|---|
| Modulus of elasticity | 69 | GPa | 10000 | ksi |
| Thermal expansion (20 ºC) | 23.6*10-6 | ºCˉ¹ | 13.1*10-6 | in/(in* ºF) |
| Specific heat capacity | 897 | J/(kg*K) | 0.214 | BTU/(lb*ºF) |
| Thermal conductivity | 171 | W/(m*K) | 1190 | BTU*in/(hr*ft²*ºF) |
| Electric resistivity | 3.82*10-8 | Ohm*m | 3.82*10-6 | Ohm*cm |
| Tensile strength (annealed) | 117 | MPa | 17000 | psi |
| Yield strength (annealed) | 55 | MPa | 8000 | psi |
| Elongation (annealed) | 20 | % | 24 | % |
| Shear strength (annealed) | 83 | MPa | 12000 | psi |
| Hardness (annealed) | 31 | HB | 31 | HB |
| Tensile strength (H38) | 179 | MPa | 26000 | psi |
| Yield strength (H38) | 159 | MPa | 23000 | psi |
| Elongation (H38) | 5 | % | 8 | % |
| Shear strength (H38) | 103 | MPa | 15000 | psi |
| Hardness (H38) | 49 | HB | 49 | HB |
| Annealing temperature | 343 | ºC | 650 | ºF |
