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Grade 200 Maraging Steel vs. EN 1.4762 Stainless Steel

Both grade 200 maraging steel and EN 1.4762 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 (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 EN 1.4762 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 9.1 to 18
13
Poisson's Ratio 0.3
0.27
Shear Modulus, GPa 74
78
Shear Strength, MPa 600 to 890
370
Tensile Strength: Ultimate (UTS), MPa 970 to 1500
620
Tensile Strength: Yield (Proof), MPa 690 to 1490
310

Thermal Properties

Latent Heat of Fusion, J/g 260
300
Melting Completion (Liquidus), °C 1460
1410
Melting Onset (Solidus), °C 1420
1370
Specific Heat Capacity, J/kg-K 460
490
Thermal Expansion, µm/m-K 12
10

Otherwise Unclassified Properties

Base Metal Price, % relative 31
12
Density, g/cm3 8.2
7.6
Embodied Carbon, kg CO2/kg material 4.5
2.5
Embodied Energy, MJ/kg 59
37
Embodied Water, L/kg 140
170

Common Calculations

PREN (Pitting Resistance) 11
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 160
67
Resilience: Unit (Modulus of Resilience), kJ/m3 1240 to 5740
250
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 23
26
Strength to Weight: Axial, points 33 to 51
23
Strength to Weight: Bending, points 27 to 35
21
Thermal Shock Resistance, points 29 to 45
22

Alloy Composition

Aluminum (Al), % 0.050 to 0.15
1.2 to 1.7
Boron (B), % 0 to 0.0030
0
Calcium (Ca), % 0 to 0.050
0
Carbon (C), % 0 to 0.030
0 to 0.12
Chromium (Cr), % 0
23 to 26
Cobalt (Co), % 8.0 to 9.0
0
Iron (Fe), % 67.8 to 71.8
69.7 to 75.1
Manganese (Mn), % 0 to 0.1
0 to 1.0
Molybdenum (Mo), % 3.0 to 3.5
0
Nickel (Ni), % 17 to 19
0
Phosphorus (P), % 0 to 0.010
0 to 0.040
Silicon (Si), % 0 to 0.1
0.7 to 1.4
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