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ACI-ASTM CF10SMnN Steel vs. AWS ERTi-5

ACI-ASTM CF10SMnN steel belongs to the iron alloys classification, while AWS ERTi-5 belongs to the titanium alloys. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CF10SMnN steel and the bottom bar is AWS ERTi-5.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 34
10
Fatigue Strength, MPa 260
470
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 75
40
Tensile Strength: Ultimate (UTS), MPa 660
900
Tensile Strength: Yield (Proof), MPa 330
830

Thermal Properties

Latent Heat of Fusion, J/g 340
410
Maximum Temperature: Mechanical, °C 900
340
Melting Completion (Liquidus), °C 1360
1610
Melting Onset (Solidus), °C 1310
1560
Specific Heat Capacity, J/kg-K 500
560
Thermal Expansion, µm/m-K 16
9.6

Otherwise Unclassified Properties

Base Metal Price, % relative 15
36
Density, g/cm3 7.5
4.4
Embodied Carbon, kg CO2/kg material 3.1
38
Embodied Energy, MJ/kg 45
610
Embodied Water, L/kg 150
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
87
Resilience: Unit (Modulus of Resilience), kJ/m3 280
3250
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 26
35
Strength to Weight: Axial, points 24
56
Strength to Weight: Bending, points 22
46
Thermal Shock Resistance, points 15
63

Alloy Composition

Aluminum (Al), % 0
5.5 to 6.8
Carbon (C), % 0 to 0.1
0 to 0.050
Chromium (Cr), % 16 to 18
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 59.1 to 65.4
0 to 0.22
Manganese (Mn), % 7.0 to 9.0
0
Nickel (Ni), % 8.0 to 9.0
0
Nitrogen (N), % 0.080 to 0.18
0 to 0.030
Oxygen (O), % 0
0.12 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
88.2 to 90.9
Vanadium (V), % 0
3.5 to 4.5