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AWS ER80S-Ni3 vs. EN 1.0070 Steel

Both AWS ER80S-Ni3 and EN 1.0070 steel are iron alloys. They have a moderately high 95% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is AWS ER80S-Ni3 and the bottom bar is EN 1.0070 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 27
9.1
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
73
Tensile Strength: Ultimate (UTS), MPa 630
740
Tensile Strength: Yield (Proof), MPa 530
350

Thermal Properties

Latent Heat of Fusion, J/g 260
250
Melting Completion (Liquidus), °C 1450
1470
Melting Onset (Solidus), °C 1410
1430
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 51
53
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
6.8
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
7.8

Otherwise Unclassified Properties

Base Metal Price, % relative 4.0
1.7
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.7
1.4
Embodied Energy, MJ/kg 23
18
Embodied Water, L/kg 52
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
56
Resilience: Unit (Modulus of Resilience), kJ/m3 740
320
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 22
26
Strength to Weight: Bending, points 21
23
Thermal Diffusivity, mm2/s 14
14
Thermal Shock Resistance, points 19
23

Alloy Composition

Carbon (C), % 0 to 0.12
0
Copper (Cu), % 0 to 0.35
0
Iron (Fe), % 93.2 to 96.6
99.876 to 100
Manganese (Mn), % 0 to 1.3
0
Nickel (Ni), % 3.0 to 3.8
0
Nitrogen (N), % 0
0 to 0.014
Phosphorus (P), % 0 to 0.025
0 to 0.055
Silicon (Si), % 0.4 to 0.8
0
Sulfur (S), % 0 to 0.025
0 to 0.055
Residuals, % 0 to 0.5
0