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Grade 200 Maraging Steel vs. S46500 Stainless Steel

Both grade 200 maraging steel and S46500 stainless steel are iron alloys. They have 82% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is grade 200 maraging steel and the bottom bar is S46500 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 9.1 to 18
2.3 to 14
Poisson's Ratio 0.3
0.28
Rockwell C Hardness 29 to 45
29 to 54
Shear Modulus, GPa 74
75
Shear Strength, MPa 600 to 890
730 to 1120
Tensile Strength: Ultimate (UTS), MPa 970 to 1500
1260 to 1930
Tensile Strength: Yield (Proof), MPa 690 to 1490
1120 to 1810

Thermal Properties

Latent Heat of Fusion, J/g 260
280
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 460
470
Thermal Expansion, µm/m-K 12
11

Otherwise Unclassified Properties

Base Metal Price, % relative 31
15
Density, g/cm3 8.2
7.9
Embodied Carbon, kg CO2/kg material 4.5
3.6
Embodied Energy, MJ/kg 59
51
Embodied Water, L/kg 140
120

Common Calculations

PREN (Pitting Resistance) 11
15
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 160
43 to 210
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 33 to 51
44 to 68
Strength to Weight: Bending, points 27 to 35
33 to 44
Thermal Shock Resistance, points 29 to 45
44 to 67

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
11 to 12.5
Cobalt (Co), % 8.0 to 9.0
0
Iron (Fe), % 67.8 to 71.8
72.6 to 76.1
Manganese (Mn), % 0 to 0.1
0 to 0.25
Molybdenum (Mo), % 3.0 to 3.5
0.75 to 1.3
Nickel (Ni), % 17 to 19
10.7 to 11.3
Nitrogen (N), % 0
0 to 0.010
Phosphorus (P), % 0 to 0.010
0 to 0.015
Silicon (Si), % 0 to 0.1
0 to 0.25
Sulfur (S), % 0 to 0.010
0 to 0.010
Titanium (Ti), % 0.15 to 0.25
1.5 to 1.8
Zirconium (Zr), % 0 to 0.020
0

Comparable Variants