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AWS E90C-B3 vs. AWS E240

Both AWS E90C-B3 and AWS E240 are iron alloys. They have 68% of their average alloy composition in common. There are 23 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 E90C-B3 and the bottom bar is AWS E240.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 19
17
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Tensile Strength: Ultimate (UTS), MPa 710
770

Thermal Properties

Latent Heat of Fusion, J/g 260
290
Melting Completion (Liquidus), °C 1460
1390
Melting Onset (Solidus), °C 1420
1350
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 41
15
Thermal Expansion, µm/m-K 13
15

Otherwise Unclassified Properties

Base Metal Price, % relative 4.0
14
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.8
3.0
Embodied Energy, MJ/kg 24
42
Embodied Water, L/kg 59
160

Common Calculations

PREN (Pitting Resistance) 5.7
22
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 25
28
Strength to Weight: Bending, points 23
24
Thermal Diffusivity, mm2/s 11
3.9
Thermal Shock Resistance, points 21
19

Alloy Composition

Carbon (C), % 0.050 to 0.12
0 to 0.060
Chromium (Cr), % 2.0 to 2.5
17 to 19
Copper (Cu), % 0 to 0.35
0 to 0.75
Iron (Fe), % 93.4 to 96.4
58.6 to 68.4
Manganese (Mn), % 0.4 to 1.0
10.5 to 13.5
Molybdenum (Mo), % 0.9 to 1.2
0 to 0.75
Nickel (Ni), % 0 to 0.2
4.0 to 6.0
Nitrogen (N), % 0
0.1 to 0.3
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0.25 to 0.6
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0 to 0.030
0
Residuals, % 0 to 0.5
0