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AWS ERTi-12 vs. EN 1.3553 Steel

AWS ERTi-12 belongs to the titanium alloys classification, while EN 1.3553 steel belongs to the iron alloys. There are 24 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 EN 1.3553 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 41
77
Tensile Strength: Ultimate (UTS), MPa 480
720

Thermal Properties

Latent Heat of Fusion, J/g 420
260
Maximum Temperature: Mechanical, °C 320
540
Melting Completion (Liquidus), °C 1670
1620
Melting Onset (Solidus), °C 1620
1570
Specific Heat Capacity, J/kg-K 540
440
Thermal Conductivity, W/m-K 21
24
Thermal Expansion, µm/m-K 8.7
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
10
Electrical Conductivity: Equal Weight (Specific), % IACS 7.1
11

Otherwise Unclassified Properties

Base Metal Price, % relative 37
24
Density, g/cm3 4.5
8.4
Embodied Carbon, kg CO2/kg material 31
8.5
Embodied Energy, MJ/kg 510
130
Embodied Water, L/kg 110
96

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
23
Strength to Weight: Axial, points 30
24
Strength to Weight: Bending, points 30
21
Thermal Diffusivity, mm2/s 8.7
6.4
Thermal Shock Resistance, points 37
21

Alloy Composition

Carbon (C), % 0 to 0.030
0.78 to 0.86
Chromium (Cr), % 0
3.9 to 4.3
Copper (Cu), % 0
0 to 0.3
Hydrogen (H), % 0 to 0.0080
0
Iron (Fe), % 0 to 0.15
80.7 to 83.7
Manganese (Mn), % 0
0 to 0.4
Molybdenum (Mo), % 0.2 to 0.4
4.7 to 5.2
Nickel (Ni), % 0.060 to 0.090
0
Nitrogen (N), % 0 to 0.015
0
Oxygen (O), % 0.080 to 0.16
0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
0 to 0.4
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 99.147 to 99.66
0
Tungsten (W), % 0
6.0 to 6.7
Vanadium (V), % 0
1.7 to 2.0