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AWS ERTi-5 vs. ACI-ASTM CF10SMnN Steel

AWS ERTi-5 belongs to the titanium alloys classification, while ACI-ASTM CF10SMnN steel belongs to the iron 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 AWS ERTi-5 and the bottom bar is ACI-ASTM CF10SMnN steel.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Otherwise Unclassified Properties

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

Common Calculations

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

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
0
Carbon (C), % 0 to 0.050
0 to 0.1
Chromium (Cr), % 0
16 to 18
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.22
59.1 to 65.4
Manganese (Mn), % 0
7.0 to 9.0
Nickel (Ni), % 0
8.0 to 9.0
Nitrogen (N), % 0 to 0.030
0.080 to 0.18
Oxygen (O), % 0.12 to 0.2
0
Phosphorus (P), % 0
0 to 0.060
Silicon (Si), % 0
3.5 to 4.5
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 88.2 to 90.9
0
Vanadium (V), % 3.5 to 4.5
0