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AWS E80C-B2 vs. AISI 418 Stainless Steel

Both AWS E80C-B2 and AISI 418 stainless steel are iron alloys. They have 83% of their average alloy composition in common. There are 28 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 E80C-B2 and the bottom bar is AISI 418 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 22
17
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Tensile Strength: Ultimate (UTS), MPa 630
1100
Tensile Strength: Yield (Proof), MPa 530
850

Thermal Properties

Latent Heat of Fusion, J/g 260
270
Melting Completion (Liquidus), °C 1460
1500
Melting Onset (Solidus), °C 1420
1460
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 39
25
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
2.8
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
3.1

Otherwise Unclassified Properties

Base Metal Price, % relative 3.0
15
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 1.6
2.9
Embodied Energy, MJ/kg 22
41
Embodied Water, L/kg 53
110

Common Calculations

PREN (Pitting Resistance) 3.0
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
170
Resilience: Unit (Modulus of Resilience), kJ/m3 740
1830
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 22
38
Strength to Weight: Bending, points 21
29
Thermal Diffusivity, mm2/s 11
6.7
Thermal Shock Resistance, points 18
40

Alloy Composition


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Carbon (C), % 0.050 to 0.12
0.15 to 0.2
Chromium (Cr), % 1.0 to 1.5
12 to 14
Iron (Fe), % 95.3 to 97.9
78.5 to 83.6
Manganese (Mn), % 0.4 to 1.0
0 to 0.5
Molybdenum (Mo), % 0.4 to 0.65
0 to 0.5
Nickel (Ni), % 0 to 0.2
1.8 to 2.2
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0.25 to 0.6
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 0
2.5 to 3.5
Vanadium (V), % 0 to 0.030
0
Residuals, % 0 to 0.5
0