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Grade 350 Maraging Steel vs. AWS BAg-33

Grade 350 maraging steel belongs to the iron alloys classification, while AWS BAg-33 belongs to the otherwise unclassified metals. There are 17 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 grade 350 maraging steel and the bottom bar is AWS BAg-33.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
85
Poisson's Ratio 0.3
0.32
Shear Modulus, GPa 75
32
Tensile Strength: Ultimate (UTS), MPa 1140 to 2420
170

Thermal Properties

Latent Heat of Fusion, J/g 270
130
Melting Completion (Liquidus), °C 1470
680
Melting Onset (Solidus), °C 1420
610
Specific Heat Capacity, J/kg-K 450
320
Thermal Expansion, µm/m-K 12
23

Otherwise Unclassified Properties

Density, g/cm3 8.2
8.6
Embodied Carbon, kg CO2/kg material 5.6
25
Embodied Energy, MJ/kg 74
400

Common Calculations

Stiffness to Weight: Axial, points 13
5.5
Stiffness to Weight: Bending, points 23
17
Strength to Weight: Axial, points 38 to 82
5.5
Strength to Weight: Bending, points 29 to 49
7.9
Thermal Shock Resistance, points 35 to 74
6.3

Alloy Composition

Aluminum (Al), % 0.050 to 0.15
0
Boron (B), % 0 to 0.0030
0
Cadmium (Cd), % 0
16.5 to 18.5
Calcium (Ca), % 0 to 0.050
0
Carbon (C), % 0 to 0.030
0
Cobalt (Co), % 11.5 to 12.5
0
Copper (Cu), % 0
29 to 31
Iron (Fe), % 61.2 to 64.6
0
Manganese (Mn), % 0 to 0.1
0
Molybdenum (Mo), % 4.6 to 5.2
0
Nickel (Ni), % 18 to 19
0
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 0 to 0.1
0
Silver (Ag), % 0
24 to 26
Sulfur (S), % 0 to 0.010
0
Titanium (Ti), % 1.3 to 1.6
0
Zinc (Zn), % 0
26.5 to 28.5
Zirconium (Zr), % 0 to 0.020
0
Residuals, % 0
0 to 0.15