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AWS E430Nb vs. AWS BNi-8

AWS E430Nb belongs to the iron alloys classification, while AWS BNi-8 belongs to the nickel alloys. There are 19 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 AWS BNi-8.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
180
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 77
67
Tensile Strength: Ultimate (UTS), MPa 500
570

Thermal Properties

Latent Heat of Fusion, J/g 280
390
Melting Completion (Liquidus), °C 1450
1010
Melting Onset (Solidus), °C 1410
980
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 14
13

Otherwise Unclassified Properties

Base Metal Price, % relative 15
46
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 3.1
8.2
Embodied Energy, MJ/kg 45
120
Embodied Water, L/kg 120
220

Common Calculations

Stiffness to Weight: Axial, points 14
12
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 18
20
Strength to Weight: Bending, points 18
19
Thermal Shock Resistance, points 13
17

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Carbon (C), % 0 to 0.1
0 to 0.060
Chromium (Cr), % 15 to 18
0
Cobalt (Co), % 0
0 to 0.1
Copper (Cu), % 0 to 0.75
4.0 to 5.0
Iron (Fe), % 76.2 to 84.5
0
Manganese (Mn), % 0 to 1.0
21.5 to 24.5
Molybdenum (Mo), % 0 to 0.75
0
Nickel (Ni), % 0 to 0.6
61.6 to 68.5
Niobium (Nb), % 0.5 to 1.5
0
Phosphorus (P), % 0 to 0.040
0 to 0.020
Selenium (Se), % 0
0 to 0.0050
Silicon (Si), % 0 to 1.0
6.0 to 8.0
Sulfur (S), % 0 to 0.030
0 to 0.020
Titanium (Ti), % 0
0 to 0.050
Zirconium (Zr), % 0
0 to 0.050
Residuals, % 0
0 to 0.5