ISO-WD32260 (MgZn6Zr) Magnesium
ISO-WD32260 magnesium is a magnesium alloy. It can have a very high tensile strength among magnesium alloys. In addition, it has a moderately high density and a fairly high electrical conductivity.
The properties of ISO-WD32260 magnesium include three common variations. This page shows summary ranges across all of them. For more specific values, follow the links immediately below. The graph bars on the material properties cards further below compare ISO-WD32260 magnesium to other magnesium alloys (top) and the entire database (bottom). A full bar means this is the highest value in the relevant set. A half-full bar means it's 50% of the highest, and so on.
Mechanical Properties
Elastic (Young's, Tensile) Modulus
46 GPa 6.6 x 106 psi
Elongation at Break
4.5 to 6.0 %
Fatigue Strength
150 to 190 MPa 21 to 28 x 103 psi
Poisson's Ratio
0.29
Shear Modulus
18 GPa 2.6 x 106 psi
Shear Strength
190 to 200 MPa 28 to 29 x 103 psi
Tensile Strength: Ultimate (UTS)
330 to 340 MPa 48 to 50 x 103 psi
Tensile Strength: Yield (Proof)
230 to 250 MPa 33 to 37 x 103 psi
Thermal Properties
Latent Heat of Fusion
330 J/g
Maximum Temperature: Mechanical
120 °C 240 °F
Melting Completion (Liquidus)
600 °C 1110 °F
Melting Onset (Solidus)
520 °C 980 °F
Specific Heat Capacity
970 J/kg-K 0.23 BTU/lb-°F
Thermal Conductivity
110 W/m-K 66 BTU/h-ft-°F
Thermal Expansion
27 µm/m-K
Electrical Properties
Electrical Conductivity: Equal Volume
28 % IACS
Electrical Conductivity: Equal Weight (Specific)
140 % IACS
Otherwise Unclassified Properties
Base Metal Price
13 % relative
Density
1.9 g/cm3 120 lb/ft3
Embodied Carbon
23 kg CO2/kg material
Embodied Energy
160 MJ/kg 70 x 103 BTU/lb
Embodied Water
940 L/kg 110 gal/lb
Common Calculations
Resilience: Ultimate (Unit Rupture Work)
14 to 19 MJ/m3
Resilience: Unit (Modulus of Resilience)
560 to 700 kJ/m3
Stiffness to Weight: Axial
13 points
Stiffness to Weight: Bending
63 points
Strength to Weight: Axial
48 to 51 points
Strength to Weight: Bending
56 to 58 points
Thermal Diffusivity
63 mm2/s
Thermal Shock Resistance
19 to 20 points
Alloy Composition
| Mg | 92.7 to 94.8 | |
| Zn | 4.8 to 6.2 | |
| Zr | 0.45 to 0.8 | |
| res. | 0 to 0.3 |
All values are % weight. Ranges represent what is permitted under applicable standards.
Followup Questions
Similar Alloys
Further Reading
ISO 3116: Magnesium and magnesium alloys - Wrought magnesium alloys
Essential Readings in Magnesium Technology, Suveen N. Mathaudhu et al. (editors), 2014