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EN 1.3551 Steel vs. AWS ERTi-12

EN 1.3551 steel belongs to the iron alloys classification, while AWS ERTi-12 belongs to the titanium 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 EN 1.3551 steel and the bottom bar is AWS ERTi-12.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 75
41
Tensile Strength: Ultimate (UTS), MPa 720
480

Thermal Properties

Latent Heat of Fusion, J/g 260
420
Maximum Temperature: Mechanical, °C 530
320
Melting Completion (Liquidus), °C 1490
1670
Melting Onset (Solidus), °C 1450
1620
Specific Heat Capacity, J/kg-K 460
540
Thermal Conductivity, W/m-K 36
21
Thermal Expansion, µm/m-K 13
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.6
3.6
Electrical Conductivity: Equal Weight (Specific), % IACS 9.9
7.1

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
37
Density, g/cm3 7.9
4.5
Embodied Carbon, kg CO2/kg material 4.9
31
Embodied Energy, MJ/kg 71
510
Embodied Water, L/kg 82
110

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
35
Strength to Weight: Axial, points 26
30
Strength to Weight: Bending, points 23
30
Thermal Diffusivity, mm2/s 9.8
8.7
Thermal Shock Resistance, points 21
37

Alloy Composition

Carbon (C), % 0.77 to 0.85
0 to 0.030
Chromium (Cr), % 3.9 to 4.3
0
Copper (Cu), % 0 to 0.3
0
Hydrogen (H), % 0
0 to 0.0080
Iron (Fe), % 88.8 to 91.1
0 to 0.15
Manganese (Mn), % 0.15 to 0.35
0
Molybdenum (Mo), % 4.0 to 4.5
0.2 to 0.4
Nickel (Ni), % 0
0.060 to 0.090
Nitrogen (N), % 0
0 to 0.015
Oxygen (O), % 0
0.080 to 0.16
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0 to 0.4
0
Sulfur (S), % 0 to 0.015
0
Titanium (Ti), % 0
99.147 to 99.66
Tungsten (W), % 0 to 0.25
0
Vanadium (V), % 0.9 to 1.1
0