MakeItFrom.com
Menu (ESC)

Grade FDSiCrV Steel vs. Grade 20 Titanium

Grade FDSiCrV steel belongs to the iron alloys classification, while grade 20 titanium belongs to the titanium alloys. There are 20 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is grade FDSiCrV steel and the bottom bar is grade 20 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Poisson's Ratio 0.29
0.32
Reduction in Area, % 42
23
Shear Modulus, GPa 80
47
Tensile Strength: Ultimate (UTS), MPa 2100
900 to 1270

Thermal Properties

Latent Heat of Fusion, J/g 270
400
Maximum Temperature: Mechanical, °C 420
370
Melting Completion (Liquidus), °C 1440
1660
Melting Onset (Solidus), °C 1400
1600
Specific Heat Capacity, J/kg-K 480
520
Thermal Expansion, µm/m-K 13
9.6

Otherwise Unclassified Properties

Density, g/cm3 7.7
5.0
Embodied Carbon, kg CO2/kg material 1.9
52
Embodied Energy, MJ/kg 26
860
Embodied Water, L/kg 50
350

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 25
33
Strength to Weight: Axial, points 75
50 to 70
Strength to Weight: Bending, points 47
41 to 52
Thermal Shock Resistance, points 63
55 to 77

Alloy Composition

Aluminum (Al), % 0
3.0 to 4.0
Carbon (C), % 0.5 to 0.7
0 to 0.050
Chromium (Cr), % 0.5 to 1.0
5.5 to 6.5
Copper (Cu), % 0 to 0.12
0
Hydrogen (H), % 0
0 to 0.020
Iron (Fe), % 96 to 97.8
0 to 0.3
Manganese (Mn), % 0.4 to 0.9
0
Molybdenum (Mo), % 0
3.5 to 4.5
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.12
Palladium (Pd), % 0
0.040 to 0.080
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 1.2 to 1.7
0
Sulfur (S), % 0 to 0.025
0
Titanium (Ti), % 0
71 to 77
Vanadium (V), % 0.1 to 0.25
7.5 to 8.5
Zirconium (Zr), % 0
3.5 to 4.5
Residuals, % 0
0 to 0.4