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S20910 Stainless Steel vs. Grade VDSiCrV Steel

Both S20910 stainless steel and grade VDSiCrV steel are iron alloys. They have 59% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is S20910 stainless steel and the bottom bar is grade VDSiCrV steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230 to 290
630
Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.29
Reduction in Area, % 56 to 62
48
Shear Modulus, GPa 79
80
Tensile Strength: Ultimate (UTS), MPa 780 to 940
2100

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Maximum Temperature: Mechanical, °C 1080
420
Melting Completion (Liquidus), °C 1420
1440
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 13
47
Thermal Expansion, µm/m-K 16
13

Otherwise Unclassified Properties

Base Metal Price, % relative 22
2.3
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 4.8
1.9
Embodied Energy, MJ/kg 68
26
Embodied Water, L/kg 180
50

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28 to 33
75
Strength to Weight: Bending, points 24 to 27
47
Thermal Diffusivity, mm2/s 3.6
13
Thermal Shock Resistance, points 17 to 21
63

Alloy Composition

Carbon (C), % 0 to 0.060
0.5 to 0.7
Chromium (Cr), % 20.5 to 23.5
0.5 to 1.0
Copper (Cu), % 0
0 to 0.060
Iron (Fe), % 52.1 to 62.1
96.1 to 97.8
Manganese (Mn), % 4.0 to 6.0
0.4 to 0.9
Molybdenum (Mo), % 1.5 to 3.0
0
Nickel (Ni), % 11.5 to 13.5
0
Niobium (Nb), % 0.1 to 0.3
0
Nitrogen (N), % 0.2 to 0.4
0
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 0.75
1.2 to 1.7
Sulfur (S), % 0 to 0.030
0 to 0.020
Vanadium (V), % 0.1 to 0.3
0.1 to 0.25