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AWS E70C-Ni2 vs. EN 1.8881 Steel

Both AWS E70C-Ni2 and EN 1.8881 steel are iron alloys. They have a very high 98% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is AWS E70C-Ni2 and the bottom bar is EN 1.8881 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 27
16
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
73
Tensile Strength: Ultimate (UTS), MPa 560
830
Tensile Strength: Yield (Proof), MPa 450
710

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 52
40
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
8.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 3.3
3.7
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.6
1.9
Embodied Energy, MJ/kg 22
26
Embodied Water, L/kg 51
54

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
120
Resilience: Unit (Modulus of Resilience), kJ/m3 540
1320
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 20
29
Strength to Weight: Bending, points 19
25
Thermal Diffusivity, mm2/s 14
11
Thermal Shock Resistance, points 17
24

Alloy Composition

Boron (B), % 0
0 to 0.0050
Carbon (C), % 0 to 0.080
0 to 0.2
Chromium (Cr), % 0
0 to 1.5
Copper (Cu), % 0 to 0.35
0 to 0.3
Iron (Fe), % 94.1 to 98.3
91.9 to 100
Manganese (Mn), % 0 to 1.3
0 to 1.7
Molybdenum (Mo), % 0
0 to 0.7
Nickel (Ni), % 1.8 to 2.8
0 to 2.5
Niobium (Nb), % 0
0 to 0.060
Nitrogen (N), % 0
0 to 0.015
Phosphorus (P), % 0 to 0.025
0 to 0.020
Silicon (Si), % 0 to 0.9
0 to 0.8
Sulfur (S), % 0 to 0.030
0 to 0.0080
Titanium (Ti), % 0
0 to 0.050
Vanadium (V), % 0 to 0.030
0 to 0.12
Zirconium (Zr), % 0
0 to 0.15
Residuals, % 0 to 0.5
0