MakeItFrom.com
Menu (ESC)

Grade VDSiCr Steel vs. SAE-AISI M30 Steel

Both grade VDSiCr steel and SAE-AISI M30 steel are iron alloys. They have 80% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is grade VDSiCr steel and the bottom bar is SAE-AISI M30 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 80
78
Tensile Strength: Ultimate (UTS), MPa 1950
800 to 2170

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Melting Completion (Liquidus), °C 1440
1550
Melting Onset (Solidus), °C 1400
1500
Specific Heat Capacity, J/kg-K 480
450
Thermal Conductivity, W/m-K 46
24
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
26
Density, g/cm3 7.7
8.2
Embodied Carbon, kg CO2/kg material 1.5
7.2
Embodied Energy, MJ/kg 20
100
Embodied Water, L/kg 48
120

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 70
27 to 74
Strength to Weight: Bending, points 45
24 to 46
Thermal Diffusivity, mm2/s 12
6.6
Thermal Shock Resistance, points 58
25 to 67

Alloy Composition

Carbon (C), % 0.5 to 0.6
0.75 to 0.85
Chromium (Cr), % 0.5 to 0.8
3.5 to 4.3
Cobalt (Co), % 0
4.5 to 5.5
Copper (Cu), % 0 to 0.060
0 to 0.25
Iron (Fe), % 96.6 to 97.8
75.2 to 80.9
Manganese (Mn), % 0.5 to 0.9
0.15 to 0.4
Molybdenum (Mo), % 0
7.8 to 9.0
Nickel (Ni), % 0
0 to 0.3
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 1.2 to 1.6
0.2 to 0.45
Sulfur (S), % 0 to 0.020
0 to 0.030
Tungsten (W), % 0
1.3 to 2.3
Vanadium (V), % 0
1.0 to 1.4