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ACI-ASTM CF10SMnN Steel vs. Grade Ti-Pd18 Titanium

ACI-ASTM CF10SMnN steel belongs to the iron alloys classification, while grade Ti-Pd18 titanium belongs to the titanium alloys. There are 25 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CF10SMnN steel and the bottom bar is grade Ti-Pd18 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
320
Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 34
17
Fatigue Strength, MPa 260
350
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 75
40
Tensile Strength: Ultimate (UTS), MPa 660
710
Tensile Strength: Yield (Proof), MPa 330
540

Thermal Properties

Latent Heat of Fusion, J/g 340
410
Maximum Temperature: Mechanical, °C 900
330
Melting Completion (Liquidus), °C 1360
1640
Melting Onset (Solidus), °C 1310
1590
Specific Heat Capacity, J/kg-K 500
550
Thermal Expansion, µm/m-K 16
9.1

Otherwise Unclassified Properties

Density, g/cm3 7.5
4.5
Embodied Carbon, kg CO2/kg material 3.1
41
Embodied Energy, MJ/kg 45
670
Embodied Water, L/kg 150
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
110
Resilience: Unit (Modulus of Resilience), kJ/m3 280
1380
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 26
35
Strength to Weight: Axial, points 24
44
Strength to Weight: Bending, points 22
39
Thermal Shock Resistance, points 15
52

Alloy Composition

Aluminum (Al), % 0
2.5 to 3.5
Carbon (C), % 0 to 0.1
0 to 0.1
Chromium (Cr), % 16 to 18
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 59.1 to 65.4
0 to 0.25
Manganese (Mn), % 7.0 to 9.0
0
Nickel (Ni), % 8.0 to 9.0
0 to 0.050
Nitrogen (N), % 0.080 to 0.18
0
Oxygen (O), % 0
0 to 0.15
Palladium (Pd), % 0
0.040 to 0.080
Phosphorus (P), % 0 to 0.060
0
Silicon (Si), % 3.5 to 4.5
0
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0
92.5 to 95.5
Vanadium (V), % 0
2.0 to 3.0
Residuals, % 0
0 to 0.4