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AWS E33-31 vs. K93603 Alloy

Both AWS E33-31 and K93603 alloy are iron alloys. They have 61% of their average alloy composition in common. There are 19 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is AWS E33-31 and the bottom bar is K93603 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Poisson's Ratio 0.27
0.3
Shear Modulus, GPa 81
72
Tensile Strength: Ultimate (UTS), MPa 810
490 to 810

Thermal Properties

Latent Heat of Fusion, J/g 320
270
Melting Completion (Liquidus), °C 1380
1430
Melting Onset (Solidus), °C 1330
1380
Specific Heat Capacity, J/kg-K 480
460
Thermal Expansion, µm/m-K 14
12

Otherwise Unclassified Properties

Base Metal Price, % relative 36
25
Density, g/cm3 7.9
8.2
Embodied Carbon, kg CO2/kg material 6.0
4.8
Embodied Energy, MJ/kg 86
66
Embodied Water, L/kg 260
120

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 28
17 to 27
Strength to Weight: Bending, points 24
17 to 24
Thermal Shock Resistance, points 19
15 to 25

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Carbon (C), % 0 to 0.030
0 to 0.050
Chromium (Cr), % 31 to 35
0 to 0.25
Cobalt (Co), % 0
0 to 0.5
Copper (Cu), % 0.4 to 0.8
0
Iron (Fe), % 24.7 to 34.8
61.8 to 64
Magnesium (Mg), % 0
0 to 0.1
Manganese (Mn), % 2.5 to 4.0
0 to 0.6
Molybdenum (Mo), % 1.0 to 2.0
0
Nickel (Ni), % 30 to 32
36
Nitrogen (N), % 0.3 to 0.5
0
Phosphorus (P), % 0 to 0.020
0 to 0.015
Silicon (Si), % 0 to 0.9
0 to 0.4
Sulfur (S), % 0 to 0.010
0 to 0.015
Titanium (Ti), % 0
0 to 0.1
Zirconium (Zr), % 0
0 to 0.1