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Grade 365 Molybdenum vs. AWS BNi-1a

Grade 365 molybdenum belongs to the otherwise unclassified metals classification, while AWS BNi-1a belongs to the nickel alloys. There are 16 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is grade 365 molybdenum and the bottom bar is AWS BNi-1a.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 310
180
Poisson's Ratio 0.31
0.3
Shear Modulus, GPa 120
70
Tensile Strength: Ultimate (UTS), MPa 620
450

Thermal Properties

Latent Heat of Fusion, J/g 370
370
Specific Heat Capacity, J/kg-K 250
500
Thermal Expansion, µm/m-K 7.0
12

Otherwise Unclassified Properties

Density, g/cm3 10
8.0
Embodied Carbon, kg CO2/kg material 28
8.8
Embodied Energy, MJ/kg 330
120
Embodied Water, L/kg 360
240

Common Calculations

Stiffness to Weight: Axial, points 17
13
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 17
16
Strength to Weight: Bending, points 16
16
Thermal Shock Resistance, points 21
15

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Boron (B), % 0
2.8 to 3.5
Carbon (C), % 0 to 0.010
0 to 0.060
Chromium (Cr), % 0
13 to 15
Cobalt (Co), % 0
0 to 0.1
Iron (Fe), % 0 to 0.010
4.0 to 5.0
Molybdenum (Mo), % 99.9 to 100
0
Nickel (Ni), % 0 to 0.0020
70.6 to 76.3
Nitrogen (N), % 0 to 0.0020
0
Oxygen (O), % 0 to 0.0015
0
Phosphorus (P), % 0
0 to 0.020
Selenium (Se), % 0
0 to 0.0050
Silicon (Si), % 0 to 0.010
4.0 to 5.0
Sulfur (S), % 0
0 to 0.020
Titanium (Ti), % 0
0 to 0.050
Zirconium (Zr), % 0
0 to 0.050
Residuals, % 0
0 to 0.5