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AWS E90C-B9 vs. SAE-AISI 12L14 Steel

Both AWS E90C-B9 and SAE-AISI 12L14 steel are iron alloys. They have 88% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is AWS E90C-B9 and the bottom bar is SAE-AISI 12L14 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 18
11 to 25
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 75
72
Tensile Strength: Ultimate (UTS), MPa 710
440 to 620
Tensile Strength: Yield (Proof), MPa 460
260 to 460

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 25
51
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.9
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.0
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
1.8
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.6
1.4
Embodied Energy, MJ/kg 37
18
Embodied Water, L/kg 91
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
64 to 93
Resilience: Unit (Modulus of Resilience), kJ/m3 550
180 to 560
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 25
15 to 22
Strength to Weight: Bending, points 23
16 to 20
Thermal Diffusivity, mm2/s 6.9
14
Thermal Shock Resistance, points 20
14 to 20

Alloy Composition

Aluminum (Al), % 0 to 0.040
0
Carbon (C), % 0.080 to 0.13
0 to 0.15
Chromium (Cr), % 8.0 to 10.5
0
Copper (Cu), % 0 to 0.2
0
Iron (Fe), % 84.4 to 90.9
97.9 to 98.7
Lead (Pb), % 0
0.15 to 0.35
Manganese (Mn), % 0 to 1.2
0.85 to 1.2
Molybdenum (Mo), % 0.85 to 1.2
0
Nickel (Ni), % 0 to 0.8
0
Niobium (Nb), % 0.020 to 0.1
0
Nitrogen (N), % 0.030 to 0.070
0
Phosphorus (P), % 0 to 0.020
0.040 to 0.090
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.015
0.26 to 0.35
Vanadium (V), % 0.15 to 0.3
0
Residuals, % 0 to 0.5
0