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AWS E33-31 vs. Nickel 693

AWS E33-31 belongs to the iron alloys classification, while nickel 693 belongs to the nickel alloys. They have 65% of their average alloy composition in common. There are 20 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 E33-31 and the bottom bar is nickel 693.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 29
34
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 81
76
Tensile Strength: Ultimate (UTS), MPa 810
660

Thermal Properties

Latent Heat of Fusion, J/g 320
330
Melting Completion (Liquidus), °C 1380
1350
Melting Onset (Solidus), °C 1330
1310
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 14
13

Otherwise Unclassified Properties

Base Metal Price, % relative 36
60
Density, g/cm3 7.9
8.1
Embodied Carbon, kg CO2/kg material 6.0
9.9
Embodied Energy, MJ/kg 86
140
Embodied Water, L/kg 260
320

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 28
23
Strength to Weight: Bending, points 24
21
Thermal Shock Resistance, points 19
19

Alloy Composition

Aluminum (Al), % 0
2.5 to 4.0
Carbon (C), % 0 to 0.030
0 to 0.15
Chromium (Cr), % 31 to 35
27 to 31
Copper (Cu), % 0.4 to 0.8
0 to 0.5
Iron (Fe), % 24.7 to 34.8
2.5 to 6.0
Manganese (Mn), % 2.5 to 4.0
0 to 1.0
Molybdenum (Mo), % 1.0 to 2.0
0
Nickel (Ni), % 30 to 32
53.3 to 67.5
Niobium (Nb), % 0
0.5 to 2.5
Nitrogen (N), % 0.3 to 0.5
0
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 0.9
0 to 0.5
Sulfur (S), % 0 to 0.010
0 to 0.010
Titanium (Ti), % 0
0 to 1.0