MakeItFrom.com
Menu (ESC)

Grade VDSiCr Steel vs. AISI 422 Stainless Steel

Both grade VDSiCr steel and AISI 422 stainless steel are iron alloys. They have 86% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is grade VDSiCr steel and the bottom bar is AISI 422 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 590
260 to 330
Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Reduction in Area, % 48
34 to 40
Shear Modulus, GPa 80
76
Tensile Strength: Ultimate (UTS), MPa 1950
910 to 1080

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Maximum Temperature: Mechanical, °C 410
650
Melting Completion (Liquidus), °C 1440
1480
Melting Onset (Solidus), °C 1400
1470
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 46
24
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
4.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
5.3

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
11
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 1.5
3.1
Embodied Energy, MJ/kg 20
44
Embodied Water, L/kg 48
100

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 70
32 to 38
Strength to Weight: Bending, points 45
26 to 30
Thermal Diffusivity, mm2/s 12
6.4
Thermal Shock Resistance, points 58
33 to 39

Alloy Composition

Carbon (C), % 0.5 to 0.6
0.2 to 0.25
Chromium (Cr), % 0.5 to 0.8
11 to 12.5
Copper (Cu), % 0 to 0.060
0
Iron (Fe), % 96.6 to 97.8
81.9 to 85.8
Manganese (Mn), % 0.5 to 0.9
0.5 to 1.0
Molybdenum (Mo), % 0
0.9 to 1.3
Nickel (Ni), % 0
0.5 to 1.0
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 1.2 to 1.6
0 to 0.5
Sulfur (S), % 0 to 0.020
0 to 0.025
Tungsten (W), % 0
0.9 to 1.3
Vanadium (V), % 0
0.2 to 0.3