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Grade 200 Maraging Steel vs. EN 1.4630 Stainless Steel

Both grade 200 maraging steel and EN 1.4630 stainless steel are iron alloys. They have 71% 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 200 maraging steel and the bottom bar is EN 1.4630 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 9.1 to 18
23
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 74
76
Shear Strength, MPa 600 to 890
300
Tensile Strength: Ultimate (UTS), MPa 970 to 1500
480
Tensile Strength: Yield (Proof), MPa 690 to 1490
250

Thermal Properties

Latent Heat of Fusion, J/g 260
290
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1420
1390
Specific Heat Capacity, J/kg-K 460
480
Thermal Expansion, µm/m-K 12
10

Otherwise Unclassified Properties

Base Metal Price, % relative 31
9.5
Density, g/cm3 8.2
7.7
Embodied Carbon, kg CO2/kg material 4.5
2.5
Embodied Energy, MJ/kg 59
36
Embodied Water, L/kg 140
120

Common Calculations

PREN (Pitting Resistance) 11
15
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 160
92
Resilience: Unit (Modulus of Resilience), kJ/m3 1240 to 5740
160
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 33 to 51
17
Strength to Weight: Bending, points 27 to 35
18
Thermal Shock Resistance, points 29 to 45
17

Alloy Composition

Aluminum (Al), % 0.050 to 0.15
0 to 1.5
Boron (B), % 0 to 0.0030
0
Calcium (Ca), % 0 to 0.050
0
Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 0
13 to 16
Cobalt (Co), % 8.0 to 9.0
0
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 67.8 to 71.8
77.1 to 86.7
Manganese (Mn), % 0 to 0.1
0 to 1.0
Molybdenum (Mo), % 3.0 to 3.5
0 to 0.5
Nickel (Ni), % 17 to 19
0 to 0.5
Niobium (Nb), % 0
0 to 0.5
Phosphorus (P), % 0 to 0.010
0 to 0.050
Silicon (Si), % 0 to 0.1
0.2 to 1.5
Sulfur (S), % 0 to 0.010
0 to 0.050
Titanium (Ti), % 0.15 to 0.25
0.15 to 0.8
Zirconium (Zr), % 0 to 0.020
0