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AWS E430Nb vs. Nickel 22

AWS E430Nb belongs to the iron alloys classification, while nickel 22 belongs to the nickel alloys. They have a modest 21% of their average alloy composition in common, which, by itself, doesn't mean much. There are 24 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 AWS E430Nb and the bottom bar is nickel 22.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
220
Elongation at Break, % 23
49
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
84
Tensile Strength: Ultimate (UTS), MPa 500
790

Thermal Properties

Latent Heat of Fusion, J/g 280
320
Melting Completion (Liquidus), °C 1450
1390
Melting Onset (Solidus), °C 1410
1360
Specific Heat Capacity, J/kg-K 480
430
Thermal Conductivity, W/m-K 24
10
Thermal Expansion, µm/m-K 14
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.6
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
1.5

Otherwise Unclassified Properties

Base Metal Price, % relative 15
70
Density, g/cm3 7.7
8.9
Embodied Carbon, kg CO2/kg material 3.1
12
Embodied Energy, MJ/kg 45
170
Embodied Water, L/kg 120
300

Common Calculations

Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
22
Strength to Weight: Axial, points 18
25
Strength to Weight: Bending, points 18
21
Thermal Diffusivity, mm2/s 6.6
2.7
Thermal Shock Resistance, points 13
24

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.015
Chromium (Cr), % 15 to 18
20 to 22.5
Cobalt (Co), % 0
0 to 2.5
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 76.2 to 84.5
2.0 to 6.0
Manganese (Mn), % 0 to 1.0
0 to 0.015
Molybdenum (Mo), % 0 to 0.75
12.5 to 14.5
Nickel (Ni), % 0 to 0.6
50.8 to 63
Niobium (Nb), % 0.5 to 1.5
0
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.080
Sulfur (S), % 0 to 0.030
0 to 0.020
Tungsten (W), % 0
2.5 to 3.5
Vanadium (V), % 0
0 to 0.35