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AWS ERTi-12 vs. SAE-AISI H13 Steel

AWS ERTi-12 belongs to the titanium alloys classification, while SAE-AISI H13 steel belongs to the iron alloys. There are 23 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-12 and the bottom bar is SAE-AISI H13 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 41
74
Tensile Strength: Ultimate (UTS), MPa 480
690 to 1820

Thermal Properties

Latent Heat of Fusion, J/g 420
270
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
29
Thermal Expansion, µm/m-K 8.7
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
8.3
Electrical Conductivity: Equal Weight (Specific), % IACS 7.1
9.7

Otherwise Unclassified Properties

Base Metal Price, % relative 37
6.0
Density, g/cm3 4.5
7.8
Embodied Carbon, kg CO2/kg material 31
4.3
Embodied Energy, MJ/kg 510
64
Embodied Water, L/kg 110
78

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 30
25 to 65
Strength to Weight: Bending, points 30
22 to 43
Thermal Diffusivity, mm2/s 8.7
7.8
Thermal Shock Resistance, points 37
25 to 65

Alloy Composition

Carbon (C), % 0 to 0.030
0.32 to 0.45
Chromium (Cr), % 0
4.8 to 5.5
Copper (Cu), % 0
0 to 0.25
Hydrogen (H), % 0 to 0.0080
0
Iron (Fe), % 0 to 0.15
88.8 to 92
Manganese (Mn), % 0
0.2 to 0.5
Molybdenum (Mo), % 0.2 to 0.4
1.1 to 1.8
Nickel (Ni), % 0.060 to 0.090
0 to 0.3
Nitrogen (N), % 0 to 0.015
0
Oxygen (O), % 0.080 to 0.16
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0.8 to 1.2
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 99.147 to 99.66
0
Vanadium (V), % 0
0.8 to 1.2