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Grade 361 Molybdenum vs. ZA-8

Grade 361 molybdenum belongs to the otherwise unclassified metals classification, while ZA-8 belongs to the zinc alloys. There are 20 material properties with values for both materials. Properties with values for just one material (16, in this case) are not shown.

For each property being compared, the top bar is grade 361 molybdenum and the bottom bar is ZA-8.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 310
85 to 86
Elongation at Break, % 6.3
1.3 to 8.0
Poisson's Ratio 0.31
0.26
Shear Modulus, GPa 120
34
Tensile Strength: Ultimate (UTS), MPa 620
210 to 370
Tensile Strength: Yield (Proof), MPa 530
210 to 290

Thermal Properties

Latent Heat of Fusion, J/g 370
110
Specific Heat Capacity, J/kg-K 250
440
Thermal Expansion, µm/m-K 7.0
23

Otherwise Unclassified Properties

Density, g/cm3 10
6.3
Embodied Carbon, kg CO2/kg material 28
3.3
Embodied Energy, MJ/kg 330
62
Embodied Water, L/kg 360
420

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 37
2.8 to 28
Resilience: Unit (Modulus of Resilience), kJ/m3 450
260 to 490
Stiffness to Weight: Axial, points 17
7.5
Stiffness to Weight: Bending, points 22
23
Strength to Weight: Axial, points 17
9.3 to 17
Strength to Weight: Bending, points 16
12 to 18
Thermal Shock Resistance, points 21
7.6 to 13

Alloy Composition

Aluminum (Al), % 0
8.0 to 8.8
Cadmium (Cd), % 0
0 to 0.0060
Carbon (C), % 0 to 0.010
0
Copper (Cu), % 0
0.8 to 1.3
Iron (Fe), % 0 to 0.010
0 to 0.075
Lead (Pb), % 0
0 to 0.0060
Magnesium (Mg), % 0
0.015 to 0.030
Molybdenum (Mo), % 99.9 to 100
0
Nickel (Ni), % 0 to 0.0050
0 to 0.020
Nitrogen (N), % 0 to 0.0020
0
Oxygen (O), % 0 to 0.0070
0
Silicon (Si), % 0 to 0.010
0 to 0.045
Tin (Sn), % 0
0 to 0.0030
Zinc (Zn), % 0
89.7 to 91.2