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AWS ER80S-D2 vs. EN 1.4857 Stainless Steel

Both AWS ER80S-D2 and EN 1.4857 stainless steel are iron alloys. They have a modest 39% of their average alloy composition in common, which, by itself, doesn't mean much. 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 ER80S-D2 and the bottom bar is EN 1.4857 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 19
6.7
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
78
Tensile Strength: Ultimate (UTS), MPa 620
500
Tensile Strength: Yield (Proof), MPa 540
250

Thermal Properties

Latent Heat of Fusion, J/g 260
330
Melting Completion (Liquidus), °C 1450
1370
Melting Onset (Solidus), °C 1410
1320
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 47
13
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
34
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.6
5.7
Embodied Energy, MJ/kg 21
81
Embodied Water, L/kg 50
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
28
Resilience: Unit (Modulus of Resilience), kJ/m3 770
150
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22
18
Strength to Weight: Bending, points 21
18
Thermal Diffusivity, mm2/s 13
3.4
Thermal Shock Resistance, points 18
11

Alloy Composition

Carbon (C), % 0.070 to 0.12
0.3 to 0.5
Chromium (Cr), % 0
24 to 27
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 95.2 to 97.4
31.4 to 41.7
Manganese (Mn), % 1.6 to 2.1
0 to 2.0
Molybdenum (Mo), % 0.4 to 0.6
0 to 0.5
Nickel (Ni), % 0 to 0.15
33 to 36
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0.5 to 0.8
1.0 to 2.5
Sulfur (S), % 0 to 0.025
0 to 0.030
Residuals, % 0 to 0.5
0