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S43940 Stainless Steel vs. AWS E110C-K3

Both S43940 stainless steel and AWS E110C-K3 are iron alloys. They have 81% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is S43940 stainless steel and the bottom bar is AWS E110C-K3.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 21
17
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Tensile Strength: Ultimate (UTS), MPa 490
870
Tensile Strength: Yield (Proof), MPa 280
760

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 25
48
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
7.9
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
9.0

Otherwise Unclassified Properties

Base Metal Price, % relative 12
3.4
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.6
1.7
Embodied Energy, MJ/kg 38
23
Embodied Water, L/kg 120
53

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 86
140
Resilience: Unit (Modulus of Resilience), kJ/m3 200
1550
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 18
31
Strength to Weight: Bending, points 18
26
Thermal Diffusivity, mm2/s 6.8
13
Thermal Shock Resistance, points 18
26

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.15
Chromium (Cr), % 17.5 to 18.5
0 to 0.15
Copper (Cu), % 0
0 to 0.35
Iron (Fe), % 78.2 to 82.1
92.6 to 98.5
Manganese (Mn), % 0 to 1.0
0.75 to 2.3
Molybdenum (Mo), % 0
0.25 to 0.65
Nickel (Ni), % 0
0.5 to 2.5
Niobium (Nb), % 0.3 to 0.6
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.8
Sulfur (S), % 0 to 0.015
0 to 0.025
Titanium (Ti), % 0.1 to 0.6
0
Vanadium (V), % 0
0 to 0.030
Residuals, % 0
0 to 0.5