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AWS ER80S-Ni1 vs. EN 1.4458 Stainless Steel

Both AWS ER80S-Ni1 and EN 1.4458 stainless steel 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 (6, in this case) are not shown.

For each property being compared, the top bar is AWS ER80S-Ni1 and the bottom bar is EN 1.4458 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 27
34
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
78
Tensile Strength: Ultimate (UTS), MPa 630
510
Tensile Strength: Yield (Proof), MPa 530
190

Thermal Properties

Latent Heat of Fusion, J/g 260
300
Melting Completion (Liquidus), °C 1450
1420
Melting Onset (Solidus), °C 1410
1370
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 41
16
Thermal Expansion, µm/m-K 13
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 2.7
30
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 1.6
5.4
Embodied Energy, MJ/kg 21
75
Embodied Water, L/kg 49
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
140
Resilience: Unit (Modulus of Resilience), kJ/m3 740
89
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 22
17
Strength to Weight: Bending, points 21
18
Thermal Diffusivity, mm2/s 11
4.2
Thermal Shock Resistance, points 19
12

Alloy Composition


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Carbon (C), % 0 to 0.12
0 to 0.030
Chromium (Cr), % 0 to 0.15
19 to 22
Copper (Cu), % 0 to 0.35
0 to 2.0
Iron (Fe), % 95.3 to 98.8
40.2 to 53
Manganese (Mn), % 0 to 1.3
0 to 2.0
Molybdenum (Mo), % 0 to 0.35
2.0 to 2.5
Nickel (Ni), % 0.8 to 1.1
26 to 30
Nitrogen (N), % 0
0 to 0.2
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0.4 to 0.8
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.025
Vanadium (V), % 0 to 0.050
0
Residuals, % 0 to 0.5
0