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AWS ER80S-Ni3 vs. EN 1.7218 Steel

Both AWS ER80S-Ni3 and EN 1.7218 steel are iron alloys. They have a very high 96% of their average alloy composition in common. There are 23 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 ER80S-Ni3 and the bottom bar is EN 1.7218 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
73
Tensile Strength: Ultimate (UTS), MPa 630
500 to 1550

Thermal Properties

Latent Heat of Fusion, J/g 260
250
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 51
44
Thermal Expansion, µm/m-K 13
13

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 4.0
2.6
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.7
1.5
Embodied Energy, MJ/kg 23
20
Embodied Water, L/kg 52
52

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 22
18 to 55
Strength to Weight: Bending, points 21
18 to 38
Thermal Diffusivity, mm2/s 14
12
Thermal Shock Resistance, points 19
15 to 46

Alloy Composition

Aluminum (Al), % 0
0 to 0.040
Carbon (C), % 0 to 0.12
0.22 to 0.29
Chromium (Cr), % 0
0.9 to 1.2
Copper (Cu), % 0 to 0.35
0 to 0.3
Iron (Fe), % 93.2 to 96.6
96.2 to 98.1
Manganese (Mn), % 0 to 1.3
0.6 to 0.9
Molybdenum (Mo), % 0
0.15 to 0.3
Nickel (Ni), % 3.0 to 3.8
0 to 0.3
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0.4 to 0.8
0 to 0.4
Sulfur (S), % 0 to 0.025
0 to 0.035
Residuals, % 0 to 0.5
0