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Grade 250 Maraging Steel vs. ASTM A182 Grade F5

Both grade 250 maraging steel and ASTM A182 grade F5 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 250 maraging steel and the bottom bar is ASTM A182 grade F5.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 7.3 to 17
22
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 75
74
Shear Strength, MPa 600 to 1060
340
Tensile Strength: Ultimate (UTS), MPa 970 to 1800
540
Tensile Strength: Yield (Proof), MPa 660 to 1740
310

Thermal Properties

Latent Heat of Fusion, J/g 270
260
Melting Completion (Liquidus), °C 1480
1460
Melting Onset (Solidus), °C 1430
1420
Specific Heat Capacity, J/kg-K 450
470
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 32
4.5
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 4.9
1.8
Embodied Energy, MJ/kg 65
24
Embodied Water, L/kg 140
69

Common Calculations

PREN (Pitting Resistance) 16
6.8
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130 to 150
100
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 33 to 61
19
Strength to Weight: Bending, points 26 to 40
19
Thermal Shock Resistance, points 29 to 54
15

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 0.15
Chromium (Cr), % 0
4.0 to 6.0
Cobalt (Co), % 7.0 to 8.5
0
Iron (Fe), % 66.3 to 71.1
91.5 to 95.3
Manganese (Mn), % 0 to 0.1
0.3 to 0.6
Molybdenum (Mo), % 4.6 to 5.2
0.44 to 0.65
Nickel (Ni), % 17 to 19
0 to 0.5
Phosphorus (P), % 0 to 0.010
0 to 0.030
Silicon (Si), % 0 to 0.1
0 to 0.5
Sulfur (S), % 0 to 0.010
0 to 0.030
Titanium (Ti), % 0.3 to 0.5
0
Zirconium (Zr), % 0 to 0.020
0