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EN 1.6958 Steel vs. AWS E80C-B3L

Both EN 1.6958 steel and AWS E80C-B3L are iron alloys. They have a very high 96% of their average alloy composition in common. There are 28 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 EN 1.6958 steel and the bottom bar is AWS E80C-B3L.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 16
19
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Tensile Strength: Ultimate (UTS), MPa 1140
620
Tensile Strength: Yield (Proof), MPa 1070
540

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 47
41
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.9
7.7
Electrical Conductivity: Equal Weight (Specific), % IACS 9.1
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 5.0
4.0
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 2.0
1.8
Embodied Energy, MJ/kg 27
24
Embodied Water, L/kg 60
60

Common Calculations

PREN (Pitting Resistance) 2.9
5.7
Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
110
Resilience: Unit (Modulus of Resilience), kJ/m3 3050
760
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 40
22
Strength to Weight: Bending, points 31
21
Thermal Diffusivity, mm2/s 13
11
Thermal Shock Resistance, points 39
18

Alloy Composition


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Aluminum (Al), % 0.0050 to 0.050
0
Carbon (C), % 0.25 to 0.3
0 to 0.050
Chromium (Cr), % 1.2 to 1.7
2.0 to 2.5
Copper (Cu), % 0
0 to 0.35
Iron (Fe), % 92.6 to 94.5
93.5 to 96.5
Manganese (Mn), % 0.2 to 0.5
0.4 to 1.0
Molybdenum (Mo), % 0.35 to 0.55
0.9 to 1.2
Nickel (Ni), % 3.3 to 3.8
0 to 0.2
Phosphorus (P), % 0 to 0.020
0 to 0.025
Silicon (Si), % 0.15 to 0.3
0.25 to 0.6
Sulfur (S), % 0 to 0.015
0 to 0.030
Vanadium (V), % 0 to 0.12
0 to 0.030
Residuals, % 0
0 to 0.5