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AWS E430Nb vs. Chromium 33

AWS E430Nb belongs to the iron alloys classification, while chromium 33 belongs to the otherwise unclassified metals. They have 50% of their average alloy composition in common. There are 18 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is AWS E430Nb and the bottom bar is chromium 33.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 23
45
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
81
Tensile Strength: Ultimate (UTS), MPa 500
850

Thermal Properties

Latent Heat of Fusion, J/g 280
320
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 14
14

Otherwise Unclassified Properties

Base Metal Price, % relative 15
36
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 3.1
6.0
Embodied Energy, MJ/kg 45
84
Embodied Water, L/kg 120
250

Common Calculations

Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 18
30
Strength to Weight: Bending, points 18
25
Thermal Shock Resistance, points 13
21

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.015
Chromium (Cr), % 15 to 18
31 to 35
Copper (Cu), % 0 to 0.75
0.3 to 1.2
Iron (Fe), % 76.2 to 84.5
25.7 to 37.9
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 0 to 0.75
0.5 to 2.0
Nickel (Ni), % 0 to 0.6
30 to 33
Niobium (Nb), % 0.5 to 1.5
0
Nitrogen (N), % 0
0.35 to 0.6
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.010