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Grade 200 Maraging Steel vs. SAE-AISI 1080 Steel

Both grade 200 maraging steel and SAE-AISI 1080 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 (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 SAE-AISI 1080 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 9.1 to 18
11
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 74
72
Shear Strength, MPa 600 to 890
460 to 520
Tensile Strength: Ultimate (UTS), MPa 970 to 1500
770 to 870
Tensile Strength: Yield (Proof), MPa 690 to 1490
480 to 590

Thermal Properties

Latent Heat of Fusion, J/g 260
250
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
12

Otherwise Unclassified Properties

Base Metal Price, % relative 31
1.8
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 4.5
1.4
Embodied Energy, MJ/kg 59
19
Embodied Water, L/kg 140
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 160
80 to 84
Resilience: Unit (Modulus of Resilience), kJ/m3 1240 to 5740
610 to 920
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 33 to 51
27 to 31
Strength to Weight: Bending, points 27 to 35
24 to 26
Thermal Shock Resistance, points 29 to 45
25 to 29

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
0.75 to 0.88
Cobalt (Co), % 8.0 to 9.0
0
Iron (Fe), % 67.8 to 71.8
98.1 to 98.7
Manganese (Mn), % 0 to 0.1
0.6 to 0.9
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
Sulfur (S), % 0 to 0.010
0 to 0.050
Titanium (Ti), % 0.15 to 0.25
0
Zirconium (Zr), % 0 to 0.020
0