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AWS ERTi-2 vs. SAE-AISI 9310 Steel

AWS ERTi-2 belongs to the titanium alloys classification, while SAE-AISI 9310 steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is AWS ERTi-2 and the bottom bar is SAE-AISI 9310 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 20
17 to 19
Fatigue Strength, MPa 190
300 to 390
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 40
73
Tensile Strength: Ultimate (UTS), MPa 340
820 to 910
Tensile Strength: Yield (Proof), MPa 280
450 to 570

Thermal Properties

Latent Heat of Fusion, J/g 420
250
Maximum Temperature: Mechanical, °C 320
440
Melting Completion (Liquidus), °C 1670
1460
Melting Onset (Solidus), °C 1620
1420
Specific Heat Capacity, J/kg-K 540
470
Thermal Conductivity, W/m-K 21
48
Thermal Expansion, µm/m-K 8.7
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
7.7
Electrical Conductivity: Equal Weight (Specific), % IACS 7.1
8.9

Otherwise Unclassified Properties

Base Metal Price, % relative 37
4.4
Density, g/cm3 4.5
7.9
Embodied Carbon, kg CO2/kg material 31
1.8
Embodied Energy, MJ/kg 510
24
Embodied Water, L/kg 110
57

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 64
120 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 360
540 to 860
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
24
Strength to Weight: Axial, points 21
29 to 32
Strength to Weight: Bending, points 24
25 to 27
Thermal Diffusivity, mm2/s 8.7
13
Thermal Shock Resistance, points 27
24 to 27

Alloy Composition

Carbon (C), % 0 to 0.030
0.080 to 0.13
Chromium (Cr), % 0
1.0 to 1.4
Hydrogen (H), % 0 to 0.0080
0
Iron (Fe), % 0 to 0.12
93.8 to 95.2
Manganese (Mn), % 0
0.45 to 0.65
Molybdenum (Mo), % 0
0.080 to 0.15
Nickel (Ni), % 0
3.0 to 3.5
Nitrogen (N), % 0 to 0.015
0
Oxygen (O), % 0.080 to 0.16
0
Phosphorus (P), % 0
0 to 0.015
Silicon (Si), % 0
0.2 to 0.35
Sulfur (S), % 0
0 to 0.012
Titanium (Ti), % 99.667 to 99.92
0