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EN 1.5701 Steel vs. AWS ER80S-B8

Both EN 1.5701 steel and AWS ER80S-B8 are iron alloys. They have 90% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.5701 steel and the bottom bar is AWS ER80S-B8.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
75
Tensile Strength: Ultimate (UTS), MPa 430 to 1300
630

Thermal Properties

Latent Heat of Fusion, J/g 250
270
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 45
26
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
8.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
6.5
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.5
2.0
Embodied Energy, MJ/kg 19
28
Embodied Water, L/kg 49
89

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 15 to 46
22
Strength to Weight: Bending, points 16 to 34
21
Thermal Diffusivity, mm2/s 12
6.9
Thermal Shock Resistance, points 13 to 38
17

Alloy Composition

Carbon (C), % 0.090 to 0.15
0 to 0.1
Chromium (Cr), % 0.4 to 0.7
8.0 to 10.5
Copper (Cu), % 0 to 0.25
0 to 0.35
Iron (Fe), % 97.2 to 98.7
85.6 to 90.8
Manganese (Mn), % 0.3 to 0.6
0.4 to 0.7
Molybdenum (Mo), % 0
0.8 to 1.2
Nickel (Ni), % 0.5 to 0.8
0 to 0.5
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 0 to 0.3
0 to 0.5
Sulfur (S), % 0 to 0.025
0 to 0.025
Residuals, % 0
0 to 0.5