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EN 1.4571 Stainless Steel vs. AWS ER120S-1

Both EN 1.4571 stainless steel and AWS ER120S-1 are iron alloys. They have 71% 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 1.4571 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, % 14 to 40
17
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
73
Tensile Strength: Ultimate (UTS), MPa 600 to 900
930
Tensile Strength: Yield (Proof), MPa 230 to 570
830

Thermal Properties

Latent Heat of Fusion, J/g 290
260
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 15
46
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
7.8
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
9.0

Otherwise Unclassified Properties

Base Metal Price, % relative 19
4.2
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 3.9
1.9
Embodied Energy, MJ/kg 54
25
Embodied Water, L/kg 150
56

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 190
150
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 820
1850
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21 to 32
33
Strength to Weight: Bending, points 20 to 26
27
Thermal Diffusivity, mm2/s 4.0
13
Thermal Shock Resistance, points 13 to 20
27

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Carbon (C), % 0 to 0.080
0 to 0.1
Chromium (Cr), % 16.5 to 18.5
0 to 0.6
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 61.7 to 71
92.4 to 96.1
Manganese (Mn), % 0 to 2.0
1.4 to 1.8
Molybdenum (Mo), % 2.0 to 2.5
0.3 to 0.65
Nickel (Ni), % 10.5 to 13.5
2.0 to 2.8
Phosphorus (P), % 0 to 0.045
0 to 0.010
Silicon (Si), % 0 to 1.0
0.25 to 0.6
Sulfur (S), % 0 to 0.015
0 to 0.010
Titanium (Ti), % 0 to 0.7
0 to 0.1
Vanadium (V), % 0
0 to 0.030
Zirconium (Zr), % 0
0 to 0.1
Residuals, % 0
0 to 0.5