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Grade 350 Maraging Steel vs. S35315 Stainless Steel

Both grade 350 maraging steel and S35315 stainless steel are iron alloys. They have 56% 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 S35315 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 4.1 to 18
46
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 75
78
Shear Strength, MPa 710 to 1400
520
Tensile Strength: Ultimate (UTS), MPa 1140 to 2420
740
Tensile Strength: Yield (Proof), MPa 830 to 2300
300

Thermal Properties

Latent Heat of Fusion, J/g 270
330
Melting Completion (Liquidus), °C 1470
1370
Melting Onset (Solidus), °C 1420
1330
Specific Heat Capacity, J/kg-K 450
480
Thermal Expansion, µm/m-K 12
16

Otherwise Unclassified Properties

Base Metal Price, % relative 39
34
Density, g/cm3 8.2
7.9
Embodied Carbon, kg CO2/kg material 5.6
5.7
Embodied Energy, MJ/kg 74
81
Embodied Water, L/kg 160
220

Common Calculations

PREN (Pitting Resistance) 16
27
Resilience: Ultimate (Unit Rupture Work), MJ/m3 98 to 190
270
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 38 to 82
26
Strength to Weight: Bending, points 29 to 49
23
Thermal Shock Resistance, points 35 to 74
17

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
0.040 to 0.080
Cerium (Ce), % 0
0.030 to 0.1
Chromium (Cr), % 0
24 to 26
Cobalt (Co), % 11.5 to 12.5
0
Iron (Fe), % 61.2 to 64.6
33.6 to 40.6
Manganese (Mn), % 0 to 0.1
0 to 2.0
Molybdenum (Mo), % 4.6 to 5.2
0
Nickel (Ni), % 18 to 19
34 to 36
Nitrogen (N), % 0
0.12 to 0.18
Phosphorus (P), % 0 to 0.010
0 to 0.040
Silicon (Si), % 0 to 0.1
1.2 to 2.0
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