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Grade 350 Maraging Steel vs. AWS E308LMo

Both grade 350 maraging steel and AWS E308LMo are iron alloys. They have 76% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is grade 350 maraging steel and the bottom bar is AWS E308LMo.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 4.1 to 18
40
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 75
78
Tensile Strength: Ultimate (UTS), MPa 1140 to 2420
580

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Melting Completion (Liquidus), °C 1470
1440
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 450
470
Thermal Expansion, µm/m-K 12
14

Otherwise Unclassified Properties

Base Metal Price, % relative 39
19
Density, g/cm3 8.2
7.9
Embodied Carbon, kg CO2/kg material 5.6
3.8
Embodied Energy, MJ/kg 74
53
Embodied Water, L/kg 160
160

Common Calculations

PREN (Pitting Resistance) 16
28
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 38 to 82
21
Strength to Weight: Bending, points 29 to 49
20
Thermal Shock Resistance, points 35 to 74
15

Alloy Composition

Aluminum (Al), % 0.050 to 0.15
0
Boron (B), % 0 to 0.0030
0
Calcium (Ca), % 0 to 0.050
0
Carbon (C), % 0 to 0.030
0 to 0.040
Chromium (Cr), % 0
18 to 21
Cobalt (Co), % 11.5 to 12.5
0
Copper (Cu), % 0
0 to 0.75
Iron (Fe), % 61.2 to 64.6
59.6 to 70.5
Manganese (Mn), % 0 to 0.1
0.5 to 2.5
Molybdenum (Mo), % 4.6 to 5.2
2.0 to 3.0
Nickel (Ni), % 18 to 19
9.0 to 12
Phosphorus (P), % 0 to 0.010
0 to 0.040
Silicon (Si), % 0 to 0.1
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030
Titanium (Ti), % 1.3 to 1.6
0
Zirconium (Zr), % 0 to 0.020
0