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ACI-ASTM CF10SMnN Steel vs. R58150 Titanium

ACI-ASTM CF10SMnN steel belongs to the iron alloys classification, while R58150 titanium belongs to the titanium alloys. There are 25 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CF10SMnN steel and the bottom bar is R58150 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
140
Elongation at Break, % 34
13
Fatigue Strength, MPa 260
330
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 75
52
Tensile Strength: Ultimate (UTS), MPa 660
770
Tensile Strength: Yield (Proof), MPa 330
550

Thermal Properties

Latent Heat of Fusion, J/g 340
410
Maximum Temperature: Mechanical, °C 900
320
Melting Completion (Liquidus), °C 1360
1760
Melting Onset (Solidus), °C 1310
1700
Specific Heat Capacity, J/kg-K 500
500
Thermal Expansion, µm/m-K 16
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 15
48
Density, g/cm3 7.5
5.4
Embodied Carbon, kg CO2/kg material 3.1
31
Embodied Energy, MJ/kg 45
480
Embodied Water, L/kg 150
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
94
Resilience: Unit (Modulus of Resilience), kJ/m3 280
1110
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 26
32
Strength to Weight: Axial, points 24
40
Strength to Weight: Bending, points 22
35
Thermal Shock Resistance, points 15
48

Alloy Composition

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 0.1
Manganese (Mn), % 7.0 to 9.0
0
Molybdenum (Mo), % 0
14 to 16
Nickel (Ni), % 8.0 to 9.0
0
Nitrogen (N), % 0.080 to 0.18
0 to 0.050
Oxygen (O), % 0
0 to 0.2
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
83.5 to 86