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AWS E120C-K4 vs. EN 1.4008 Stainless Steel

Both AWS E120C-K4 and EN 1.4008 stainless steel are iron alloys. They have 88% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is AWS E120C-K4 and the bottom bar is EN 1.4008 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 17
17
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
76
Tensile Strength: Ultimate (UTS), MPa 950
670
Tensile Strength: Yield (Proof), MPa 840
500

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 41
25
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 9.2
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 3.5
8.0
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.7
2.1
Embodied Energy, MJ/kg 23
30
Embodied Water, L/kg 54
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
100
Resilience: Unit (Modulus of Resilience), kJ/m3 1880
630
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 34
24
Strength to Weight: Bending, points 27
22
Thermal Diffusivity, mm2/s 11
6.7
Thermal Shock Resistance, points 28
23

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.1
Chromium (Cr), % 0.15 to 0.65
12 to 13.5
Copper (Cu), % 0 to 0.35
0
Iron (Fe), % 92.1 to 98.4
81.8 to 86.8
Manganese (Mn), % 0.75 to 2.3
0 to 1.0
Molybdenum (Mo), % 0.25 to 0.65
0.2 to 0.5
Nickel (Ni), % 0.5 to 2.5
1.0 to 2.0
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0 to 0.8
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.025
Vanadium (V), % 0 to 0.030
0
Residuals, % 0 to 0.5
0