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(submitted by the website administration)
| Cast magnesium alloy EZ33A | ||||
| Chemical composition: Nd=3.2%, Zn=2.6%, Zr = 0.7% min, Mg balance | ||||
| Property | Value in metric unit | Value in US unit | ||
| Density | 1.80 *10³ | kg/m³ | 112 | lb/ft³ |
|---|---|---|---|---|
| Modulus of elasticity | 45 | GPa | 6530 | ksi |
| Thermal expansion (20 ºC) | 26.4*10-6 | ºCˉ¹ | 14.7*10-6 | in/(in* ºF) |
| Specific heat capacity | 1040 | J/(kg*K) | 0.249 | BTU/(lb*ºF) |
| Thermal conductivity | 99.5 | W/(m*K) | 691 | BTU*in/(hr*ft²*ºF) |
| Electric resistivity | 7.0*10-8 | Ohm*m | 7.0*10-6 | Ohm*cm |
| Tensile strength (T5) | 159 | MPa | 23000 | psi |
| Yield strength (T5) | 110 | MPa | 16000 | psi |
| Elongation (T5) | 3 | % | 3 | % |
| Shear strength (T5) | 137 | MPa | 19800 | psi |
| Hardness (T5) | 50 | HB(500) | 50 | HB(500) |
| Aging temperature | 215 | ºC | 420 | ºF |
| Aging time | 5 | hrs. | 5 | hrs. |
| Liquidus temperature | 643 | ºC | 1189 | ºF |
| Solidus temperature | 543 | ºC | 1010 | ºF |
