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AWS E308LMo vs. Chromium 33

AWS E308LMo belongs to the iron alloys classification, while chromium 33 belongs to the otherwise unclassified metals. They have 65% 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 E308LMo and the bottom bar is chromium 33.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 40
45
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 78
81
Tensile Strength: Ultimate (UTS), MPa 580
850

Thermal Properties

Latent Heat of Fusion, J/g 290
320
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 14
14

Otherwise Unclassified Properties

Base Metal Price, % relative 19
36
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 3.8
6.0
Embodied Energy, MJ/kg 53
84
Embodied Water, L/kg 160
250

Common Calculations

Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
30
Strength to Weight: Bending, points 20
25
Thermal Shock Resistance, points 15
21

Alloy Composition

Carbon (C), % 0 to 0.040
0 to 0.015
Chromium (Cr), % 18 to 21
31 to 35
Copper (Cu), % 0 to 0.75
0.3 to 1.2
Iron (Fe), % 59.6 to 70.5
25.7 to 37.9
Manganese (Mn), % 0.5 to 2.5
0 to 2.0
Molybdenum (Mo), % 2.0 to 3.0
0.5 to 2.0
Nickel (Ni), % 9.0 to 12
30 to 33
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