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AWS ERTi-1 vs. EN 1.0591 Cast Steel

AWS ERTi-1 belongs to the titanium alloys classification, while EN 1.0591 cast steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is AWS ERTi-1 and the bottom bar is EN 1.0591 cast steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 24
19
Fatigue Strength, MPa 120
240
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 41
73
Tensile Strength: Ultimate (UTS), MPa 240
620
Tensile Strength: Yield (Proof), MPa 170
360

Thermal Properties

Latent Heat of Fusion, J/g 420
250
Maximum Temperature: Mechanical, °C 320
400
Melting Completion (Liquidus), °C 1670
1470
Melting Onset (Solidus), °C 1620
1430
Specific Heat Capacity, J/kg-K 540
470
Thermal Conductivity, W/m-K 21
53
Thermal Expansion, µm/m-K 8.7
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
7.8
Electrical Conductivity: Equal Weight (Specific), % IACS 7.1
8.9

Otherwise Unclassified Properties

Base Metal Price, % relative 37
1.7
Density, g/cm3 4.5
7.9
Embodied Carbon, kg CO2/kg material 31
1.4
Embodied Energy, MJ/kg 510
18
Embodied Water, L/kg 110
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 52
100
Resilience: Unit (Modulus of Resilience), kJ/m3 140
340
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
24
Strength to Weight: Axial, points 15
22
Strength to Weight: Bending, points 19
20
Thermal Diffusivity, mm2/s 8.7
14
Thermal Shock Resistance, points 19
20

Alloy Composition

Carbon (C), % 0 to 0.030
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.080
99.935 to 100
Nitrogen (N), % 0 to 0.012
0
Oxygen (O), % 0.030 to 0.1
0
Phosphorus (P), % 0
0 to 0.035
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 99.773 to 99.97
0