MakeItFrom.com
Menu (ESC)

Grade 200 Maraging Steel vs. AISI 440A Stainless Steel

Both grade 200 maraging steel and AISI 440A stainless steel are iron alloys. They have 70% of their average alloy composition in common. There are 24 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 200 maraging steel and the bottom bar is AISI 440A stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 9.1 to 18
5.0 to 20
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 74
77
Shear Strength, MPa 600 to 890
450 to 1040
Tensile Strength: Ultimate (UTS), MPa 970 to 1500
730 to 1790
Tensile Strength: Yield (Proof), MPa 690 to 1490
420 to 1650

Thermal Properties

Latent Heat of Fusion, J/g 260
280
Melting Completion (Liquidus), °C 1460
1480
Melting Onset (Solidus), °C 1420
1370
Specific Heat Capacity, J/kg-K 460
480
Thermal Expansion, µm/m-K 12
10

Otherwise Unclassified Properties

Base Metal Price, % relative 31
9.0
Density, g/cm3 8.2
7.7
Embodied Carbon, kg CO2/kg material 4.5
2.2
Embodied Energy, MJ/kg 59
31
Embodied Water, L/kg 140
120

Common Calculations

PREN (Pitting Resistance) 11
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 160
87 to 120
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 33 to 51
26 to 65
Strength to Weight: Bending, points 27 to 35
23 to 43
Thermal Shock Resistance, points 29 to 45
26 to 65

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
0.6 to 0.75
Chromium (Cr), % 0
16 to 18
Cobalt (Co), % 8.0 to 9.0
0
Iron (Fe), % 67.8 to 71.8
78.4 to 83.4
Manganese (Mn), % 0 to 0.1
0 to 1.0
Molybdenum (Mo), % 3.0 to 3.5
0 to 0.75
Nickel (Ni), % 17 to 19
0
Phosphorus (P), % 0 to 0.010
0 to 0.040
Silicon (Si), % 0 to 0.1
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.015
Titanium (Ti), % 0.15 to 0.25
0
Zirconium (Zr), % 0 to 0.020
0

Comparable Variants