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Grade 200 Maraging Steel vs. EN 1.4474 Stainless Steel

Both grade 200 maraging steel and EN 1.4474 stainless steel are iron alloys. They have 72% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (11, 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 1.4474 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 9.1 to 18
23
Poisson's Ratio 0.3
0.27
Shear Modulus, GPa 74
80
Tensile Strength: Ultimate (UTS), MPa 970 to 1500
670
Tensile Strength: Yield (Proof), MPa 690 to 1490
480

Thermal Properties

Latent Heat of Fusion, J/g 260
300
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1420
1390
Specific Heat Capacity, J/kg-K 460
480
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 31
17
Density, g/cm3 8.2
7.7
Embodied Carbon, kg CO2/kg material 4.5
3.4
Embodied Energy, MJ/kg 59
48
Embodied Water, L/kg 140
170

Common Calculations

PREN (Pitting Resistance) 11
34
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 160
140
Resilience: Unit (Modulus of Resilience), kJ/m3 1240 to 5740
560
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 33 to 51
24
Strength to Weight: Bending, points 27 to 35
22
Thermal Shock Resistance, points 29 to 45
18

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 0.050
Chromium (Cr), % 0
25 to 27
Cobalt (Co), % 8.0 to 9.0
0
Iron (Fe), % 67.8 to 71.8
61.2 to 69.1
Manganese (Mn), % 0 to 0.1
0 to 2.0
Molybdenum (Mo), % 3.0 to 3.5
1.3 to 2.0
Nickel (Ni), % 17 to 19
4.5 to 6.5
Nitrogen (N), % 0
0.12 to 0.2
Phosphorus (P), % 0 to 0.010
0 to 0.035
Silicon (Si), % 0 to 0.1
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.025
Titanium (Ti), % 0.15 to 0.25
0
Zirconium (Zr), % 0 to 0.020
0