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Grade 250 Maraging Steel vs. C90200 Bronze

Grade 250 maraging steel belongs to the iron alloys classification, while C90200 bronze belongs to the copper alloys. There are 22 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 C90200 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 7.3 to 17
30
Poisson's Ratio 0.3
0.34
Shear Modulus, GPa 75
41
Tensile Strength: Ultimate (UTS), MPa 970 to 1800
260
Tensile Strength: Yield (Proof), MPa 660 to 1740
110

Thermal Properties

Latent Heat of Fusion, J/g 270
200
Melting Completion (Liquidus), °C 1480
1050
Melting Onset (Solidus), °C 1430
880
Specific Heat Capacity, J/kg-K 450
370
Thermal Expansion, µm/m-K 12
18

Otherwise Unclassified Properties

Base Metal Price, % relative 32
34
Density, g/cm3 8.2
8.8
Embodied Carbon, kg CO2/kg material 4.9
3.3
Embodied Energy, MJ/kg 65
53
Embodied Water, L/kg 140
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130 to 150
63
Stiffness to Weight: Axial, points 13
7.0
Stiffness to Weight: Bending, points 23
18
Strength to Weight: Axial, points 33 to 61
8.3
Strength to Weight: Bending, points 26 to 40
10
Thermal Shock Resistance, points 29 to 54
9.5

Alloy Composition

Aluminum (Al), % 0.050 to 0.15
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Boron (B), % 0 to 0.0030
0
Calcium (Ca), % 0 to 0.050
0
Carbon (C), % 0 to 0.030
0
Cobalt (Co), % 7.0 to 8.5
0
Copper (Cu), % 0
91 to 94
Iron (Fe), % 66.3 to 71.1
0 to 0.2
Lead (Pb), % 0
0 to 0.3
Manganese (Mn), % 0 to 0.1
0
Molybdenum (Mo), % 4.6 to 5.2
0
Nickel (Ni), % 17 to 19
0 to 0.5
Phosphorus (P), % 0 to 0.010
0 to 0.050
Silicon (Si), % 0 to 0.1
0 to 0.0050
Sulfur (S), % 0 to 0.010
0 to 0.050
Tin (Sn), % 0
6.0 to 8.0
Titanium (Ti), % 0.3 to 0.5
0
Zinc (Zn), % 0
0 to 0.5
Zirconium (Zr), % 0 to 0.020
0
Residuals, % 0
0 to 0.6