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AWS E16-8-2 vs. S41045 Stainless Steel

Both AWS E16-8-2 and S41045 stainless steel are iron alloys. They have 86% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is AWS E16-8-2 and the bottom bar is S41045 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 40
25
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Tensile Strength: Ultimate (UTS), MPa 620
430

Thermal Properties

Latent Heat of Fusion, J/g 280
270
Melting Completion (Liquidus), °C 1440
1450
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 16
29
Thermal Expansion, µm/m-K 14
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 15
8.5
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 3.2
2.2
Embodied Energy, MJ/kg 45
31
Embodied Water, L/kg 140
100

Common Calculations

PREN (Pitting Resistance) 20
13
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22
16
Strength to Weight: Bending, points 20
16
Thermal Diffusivity, mm2/s 4.2
7.8
Thermal Shock Resistance, points 16
16

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.030
Chromium (Cr), % 14.5 to 16.5
12 to 13
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 68 to 76.5
83.8 to 88
Manganese (Mn), % 0.5 to 2.5
0 to 1.0
Molybdenum (Mo), % 1.0 to 2.0
0
Nickel (Ni), % 7.5 to 9.5
0 to 0.5
Niobium (Nb), % 0
0 to 0.6
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.6
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030