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SAE-AISI 1095 Steel vs. Type 1 Niobium

SAE-AISI 1095 steel belongs to the iron alloys classification, while Type 1 niobium belongs to the otherwise unclassified metals. There are 21 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1095 steel and the bottom bar is Type 1 niobium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 270
79
Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 10 to 11
29
Poisson's Ratio 0.29
0.4
Shear Modulus, GPa 72
38
Tensile Strength: Ultimate (UTS), MPa 680 to 900
140
Tensile Strength: Yield (Proof), MPa 500 to 590
82

Thermal Properties

Latent Heat of Fusion, J/g 240
320
Specific Heat Capacity, J/kg-K 470
270
Thermal Conductivity, W/m-K 47
52
Thermal Expansion, µm/m-K 12
7.3

Otherwise Unclassified Properties

Density, g/cm3 7.8
8.6
Embodied Water, L/kg 45
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 63 to 84
35
Resilience: Unit (Modulus of Resilience), kJ/m3 660 to 930
32
Stiffness to Weight: Axial, points 13
6.8
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 24 to 32
4.6
Strength to Weight: Bending, points 22 to 26
7.1
Thermal Diffusivity, mm2/s 13
23
Thermal Shock Resistance, points 22 to 29
13

Alloy Composition

Carbon (C), % 0.9 to 1.0
0 to 0.010
Hafnium (Hf), % 0
0 to 0.020
Hydrogen (H), % 0
0 to 0.0015
Iron (Fe), % 98.4 to 98.8
0 to 0.0050
Manganese (Mn), % 0.3 to 0.5
0
Molybdenum (Mo), % 0
0 to 0.010
Nickel (Ni), % 0
0 to 0.0050
Niobium (Nb), % 0
99.7 to 100
Nitrogen (N), % 0
0 to 0.010
Oxygen (O), % 0
0 to 0.015
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0 to 0.050
0
Tantalum (Ta), % 0
0 to 0.1
Titanium (Ti), % 0
0 to 0.020
Tungsten (W), % 0
0 to 0.030
Zirconium (Zr), % 0
0 to 0.020