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EN 1.7767 Steel vs. AWS E80C-W2

Both EN 1.7767 steel and AWS E80C-W2 are iron alloys. They have a very high 96% 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 EN 1.7767 steel and the bottom bar is AWS E80C-W2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 20
25
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 74
72
Tensile Strength: Ultimate (UTS), MPa 670 to 690
620
Tensile Strength: Yield (Proof), MPa 460 to 500
540

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Melting Completion (Liquidus), °C 1470
1450
Melting Onset (Solidus), °C 1430
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 40
39
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.7
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.9
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 4.5
2.6
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 2.4
1.5
Embodied Energy, MJ/kg 33
20
Embodied Water, L/kg 64
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 130
150
Resilience: Unit (Modulus of Resilience), kJ/m3 570 to 650
770
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 24
22
Strength to Weight: Bending, points 22
21
Thermal Diffusivity, mm2/s 11
10
Thermal Shock Resistance, points 19 to 20
18

Alloy Composition

Carbon (C), % 0.1 to 0.15
0 to 0.12
Chromium (Cr), % 2.8 to 3.3
0.45 to 0.7
Copper (Cu), % 0 to 0.25
0.3 to 0.75
Iron (Fe), % 93.8 to 95.8
94.9 to 98
Manganese (Mn), % 0.3 to 0.6
0.5 to 1.3
Molybdenum (Mo), % 0.9 to 1.1
0
Nickel (Ni), % 0 to 0.25
0.4 to 0.8
Niobium (Nb), % 0 to 0.070
0
Nitrogen (N), % 0 to 0.012
0
Phosphorus (P), % 0 to 0.015
0 to 0.025
Silicon (Si), % 0 to 0.15
0.35 to 0.8
Sulfur (S), % 0 to 0.0050
0 to 0.030
Titanium (Ti), % 0 to 0.030
0
Vanadium (V), % 0.2 to 0.3
0 to 0.030
Residuals, % 0
0 to 0.5