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S17400 Stainless Steel vs. Grade 360 Molybdenum

S17400 stainless steel belongs to the iron alloys classification, while grade 360 molybdenum belongs to the otherwise unclassified metals. 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 S17400 stainless steel and the bottom bar is grade 360 molybdenum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
310
Elongation at Break, % 11 to 21
6.3 to 17
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 75
120
Tensile Strength: Ultimate (UTS), MPa 910 to 1390
430 to 620
Tensile Strength: Yield (Proof), MPa 580 to 1250
270 to 530

Thermal Properties

Latent Heat of Fusion, J/g 280
370
Specific Heat Capacity, J/kg-K 480
250
Thermal Expansion, µm/m-K 11
7.0

Otherwise Unclassified Properties

Density, g/cm3 7.8
10
Embodied Carbon, kg CO2/kg material 2.7
28
Embodied Energy, MJ/kg 39
330
Embodied Water, L/kg 130
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 160
37 to 64
Resilience: Unit (Modulus of Resilience), kJ/m3 880 to 4060
120 to 450
Stiffness to Weight: Axial, points 14
17
Stiffness to Weight: Bending, points 25
22
Strength to Weight: Axial, points 32 to 49
12 to 17
Strength to Weight: Bending, points 27 to 35
12 to 16
Thermal Shock Resistance, points 30 to 46
14 to 21

Alloy Composition

Carbon (C), % 0 to 0.070
0 to 0.030
Chromium (Cr), % 15 to 17
0
Copper (Cu), % 3.0 to 5.0
0
Iron (Fe), % 70.4 to 78.9
0 to 0.010
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 0
99.9 to 100
Nickel (Ni), % 3.0 to 5.0
0 to 0.0020
Niobium (Nb), % 0.15 to 0.45
0
Nitrogen (N), % 0
0 to 0.0020
Oxygen (O), % 0
0 to 0.0015
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0 to 0.010
Sulfur (S), % 0 to 0.030
0