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EN 1.4859 Stainless Steel vs. AWS ER120S-1

Both EN 1.4859 stainless steel and AWS ER120S-1 are iron alloys. They have 49% 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 EN 1.4859 stainless steel and the bottom bar is AWS ER120S-1.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 23
17
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Tensile Strength: Ultimate (UTS), MPa 490
930
Tensile Strength: Yield (Proof), MPa 210
830

Thermal Properties

Latent Heat of Fusion, J/g 310
260
Melting Completion (Liquidus), °C 1410
1460
Melting Onset (Solidus), °C 1360
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 13
46
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
7.8
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
9.0

Otherwise Unclassified Properties

Base Metal Price, % relative 36
4.2
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 6.2
1.9
Embodied Energy, MJ/kg 88
25
Embodied Water, L/kg 190
56

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 91
150
Resilience: Unit (Modulus of Resilience), kJ/m3 110
1850
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 17
33
Strength to Weight: Bending, points 17
27
Thermal Diffusivity, mm2/s 3.4
13
Thermal Shock Resistance, points 11
27

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Carbon (C), % 0.050 to 0.15
0 to 0.1
Chromium (Cr), % 19 to 21
0 to 0.6
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 40.3 to 49
92.4 to 96.1
Manganese (Mn), % 0 to 2.0
1.4 to 1.8
Molybdenum (Mo), % 0 to 0.5
0.3 to 0.65
Nickel (Ni), % 31 to 33
2.0 to 2.8
Niobium (Nb), % 0.5 to 1.5
0
Phosphorus (P), % 0 to 0.040
0 to 0.010
Silicon (Si), % 0.5 to 1.5
0.25 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0
0 to 0.1
Vanadium (V), % 0
0 to 0.030
Zirconium (Zr), % 0
0 to 0.1
Residuals, % 0
0 to 0.5