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Grade 350 Maraging Steel vs. S32654 Stainless Steel

Both grade 350 maraging steel and S32654 stainless steel are iron alloys. They have 65% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is grade 350 maraging steel and the bottom bar is S32654 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 4.1 to 18
45
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 75
82
Shear Strength, MPa 710 to 1400
590
Tensile Strength: Ultimate (UTS), MPa 1140 to 2420
850
Tensile Strength: Yield (Proof), MPa 830 to 2300
490

Thermal Properties

Latent Heat of Fusion, J/g 270
310
Melting Completion (Liquidus), °C 1470
1450
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 450
460
Thermal Expansion, µm/m-K 12
15

Otherwise Unclassified Properties

Base Metal Price, % relative 39
34
Density, g/cm3 8.2
8.0
Embodied Carbon, kg CO2/kg material 5.6
6.4
Embodied Energy, MJ/kg 74
87
Embodied Water, L/kg 160
220

Common Calculations

PREN (Pitting Resistance) 16
57
Resilience: Ultimate (Unit Rupture Work), MJ/m3 98 to 190
330
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 38 to 82
29
Strength to Weight: Bending, points 29 to 49
25
Thermal Shock Resistance, points 35 to 74
19

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 0.020
Chromium (Cr), % 0
24 to 25
Cobalt (Co), % 11.5 to 12.5
0
Copper (Cu), % 0
0.3 to 0.6
Iron (Fe), % 61.2 to 64.6
38.3 to 45.3
Manganese (Mn), % 0 to 0.1
2.0 to 4.0
Molybdenum (Mo), % 4.6 to 5.2
7.0 to 8.0
Nickel (Ni), % 18 to 19
21 to 23
Nitrogen (N), % 0
0.45 to 0.55
Phosphorus (P), % 0 to 0.010
0 to 0.030
Silicon (Si), % 0 to 0.1
0 to 0.5
Sulfur (S), % 0 to 0.010
0 to 0.0050
Titanium (Ti), % 1.3 to 1.6
0
Zirconium (Zr), % 0 to 0.020
0