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AWS E430Nb vs. N08020 Stainless Steel

Both AWS E430Nb and N08020 stainless steel are iron alloys. They have 56% of their average alloy composition in common. There are 25 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 N08020 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 23
15 to 34
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Tensile Strength: Ultimate (UTS), MPa 500
610 to 620

Thermal Properties

Latent Heat of Fusion, J/g 280
300
Melting Completion (Liquidus), °C 1450
1410
Melting Onset (Solidus), °C 1410
1360
Specific Heat Capacity, J/kg-K 480
460
Thermal Conductivity, W/m-K 24
12
Thermal Expansion, µm/m-K 14
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.6
1.6
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
1.8

Otherwise Unclassified Properties

Base Metal Price, % relative 15
38
Density, g/cm3 7.7
8.2
Embodied Carbon, kg CO2/kg material 3.1
6.6
Embodied Energy, MJ/kg 45
92
Embodied Water, L/kg 120
220

Common Calculations

PREN (Pitting Resistance) 18
28
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 18
21
Strength to Weight: Bending, points 18
20
Thermal Diffusivity, mm2/s 6.6
3.2
Thermal Shock Resistance, points 13
15

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.070
Chromium (Cr), % 15 to 18
19 to 21
Copper (Cu), % 0 to 0.75
3.0 to 4.0
Iron (Fe), % 76.2 to 84.5
29.9 to 44
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 0 to 0.75
2.0 to 3.0
Nickel (Ni), % 0 to 0.6
32 to 38
Niobium (Nb), % 0.5 to 1.5
0 to 1.0
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.035