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AWS E70C-Ni2 vs. Grade 30 Titanium

AWS E70C-Ni2 belongs to the iron alloys classification, while grade 30 titanium belongs to the titanium alloys. There are 26 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is AWS E70C-Ni2 and the bottom bar is grade 30 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 27
23
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 72
41
Tensile Strength: Ultimate (UTS), MPa 560
390
Tensile Strength: Yield (Proof), MPa 450
350

Thermal Properties

Latent Heat of Fusion, J/g 250
420
Melting Completion (Liquidus), °C 1450
1660
Melting Onset (Solidus), °C 1410
1610
Specific Heat Capacity, J/kg-K 470
540
Thermal Conductivity, W/m-K 52
21
Thermal Expansion, µm/m-K 13
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
3.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
6.9

Otherwise Unclassified Properties

Density, g/cm3 7.8
4.5
Embodied Carbon, kg CO2/kg material 1.6
36
Embodied Energy, MJ/kg 22
600
Embodied Water, L/kg 51
230

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
86
Resilience: Unit (Modulus of Resilience), kJ/m3 540
590
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
35
Strength to Weight: Axial, points 20
24
Strength to Weight: Bending, points 19
26
Thermal Diffusivity, mm2/s 14
8.6
Thermal Shock Resistance, points 17
30

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.080
Cobalt (Co), % 0
0.2 to 0.8
Copper (Cu), % 0 to 0.35
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 94.1 to 98.3
0 to 0.3
Manganese (Mn), % 0 to 1.3
0
Nickel (Ni), % 1.8 to 2.8
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.25
Palladium (Pd), % 0
0.040 to 0.080
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0 to 0.9
0
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0
98 to 99.76
Vanadium (V), % 0 to 0.030
0
Residuals, % 0
0 to 0.4