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Grade 350 Maraging Steel vs. S35000 Stainless Steel

Both grade 350 maraging steel and S35000 stainless steel are iron alloys. They have 70% of their average alloy composition in common. There are 25 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 S35000 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 4.1 to 18
2.3 to 14
Poisson's Ratio 0.3
0.28
Rockwell C Hardness 34 to 60
26 to 37
Shear Modulus, GPa 75
78
Shear Strength, MPa 710 to 1400
740 to 950
Tensile Strength: Ultimate (UTS), MPa 1140 to 2420
1300 to 1570
Tensile Strength: Yield (Proof), MPa 830 to 2300
660 to 1160

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Melting Completion (Liquidus), °C 1470
1460
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 450
470
Thermal Expansion, µm/m-K 12
11

Otherwise Unclassified Properties

Base Metal Price, % relative 39
14
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 5.6
3.2
Embodied Energy, MJ/kg 74
44
Embodied Water, L/kg 160
130

Common Calculations

PREN (Pitting Resistance) 16
28
Resilience: Ultimate (Unit Rupture Work), MJ/m3 98 to 190
28 to 170
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 38 to 82
46 to 56
Strength to Weight: Bending, points 29 to 49
34 to 38
Thermal Shock Resistance, points 35 to 74
42 to 51

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
0.070 to 0.11
Chromium (Cr), % 0
16 to 17
Cobalt (Co), % 11.5 to 12.5
0
Iron (Fe), % 61.2 to 64.6
72.7 to 76.9
Manganese (Mn), % 0 to 0.1
0.5 to 1.3
Molybdenum (Mo), % 4.6 to 5.2
2.5 to 3.2
Nickel (Ni), % 18 to 19
4.0 to 5.0
Nitrogen (N), % 0
0.070 to 0.13
Phosphorus (P), % 0 to 0.010
0 to 0.040
Silicon (Si), % 0 to 0.1
0 to 0.5
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

Comparable Variants