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AWS E409Nb vs. SAE-AISI 51B60 Steel

Both AWS E409Nb and SAE-AISI 51B60 steel are iron alloys. They have 86% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is AWS E409Nb and the bottom bar is SAE-AISI 51B60 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 23
12 to 21
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Tensile Strength: Ultimate (UTS), MPa 500
660
Tensile Strength: Yield (Proof), MPa 380
400 to 550

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 25
43
Thermal Expansion, µm/m-K 14
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 13
2.1
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.9
1.4
Embodied Energy, MJ/kg 42
19
Embodied Water, L/kg 100
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
73 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 380
420 to 800
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 18
23
Strength to Weight: Bending, points 18
22
Thermal Diffusivity, mm2/s 6.8
12
Thermal Shock Resistance, points 14
19

Alloy Composition

Boron (B), % 0
0.00050 to 0.0030
Carbon (C), % 0 to 0.12
0.56 to 0.64
Chromium (Cr), % 11 to 14
0.7 to 0.9
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 80.2 to 88.5
97 to 97.8
Manganese (Mn), % 0 to 1.0
0.75 to 1.0
Molybdenum (Mo), % 0 to 0.75
0
Nickel (Ni), % 0 to 0.6
0
Niobium (Nb), % 0.5 to 1.5
0
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 1.0
0.15 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.040