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AWS ER80S-D2 vs. EN 1.4594 Stainless Steel

Both AWS ER80S-D2 and EN 1.4594 stainless steel are iron alloys. They have 78% 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 ER80S-D2 and the bottom bar is EN 1.4594 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 19
11 to 17
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
76
Tensile Strength: Ultimate (UTS), MPa 620
1020 to 1170
Tensile Strength: Yield (Proof), MPa 540
810 to 1140

Thermal Properties

Latent Heat of Fusion, J/g 260
280
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 47
16
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
15
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.6
3.2
Embodied Energy, MJ/kg 21
45
Embodied Water, L/kg 50
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
110 to 190
Resilience: Unit (Modulus of Resilience), kJ/m3 770
1660 to 3320
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22
36 to 41
Strength to Weight: Bending, points 21
29 to 31
Thermal Diffusivity, mm2/s 13
4.4
Thermal Shock Resistance, points 18
34 to 39

Alloy Composition

Carbon (C), % 0.070 to 0.12
0 to 0.070
Chromium (Cr), % 0
13 to 15
Copper (Cu), % 0 to 0.5
1.2 to 2.0
Iron (Fe), % 95.2 to 97.4
72.6 to 79.5
Manganese (Mn), % 1.6 to 2.1
0 to 1.0
Molybdenum (Mo), % 0.4 to 0.6
1.2 to 2.0
Nickel (Ni), % 0 to 0.15
5.0 to 6.0
Niobium (Nb), % 0
0.15 to 0.6
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0.5 to 0.8
0 to 0.7
Sulfur (S), % 0 to 0.025
0 to 0.015
Residuals, % 0 to 0.5
0