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Grade 250 Maraging Steel vs. C64800 Bronze

Grade 250 maraging steel belongs to the iron alloys classification, while C64800 bronze belongs to the copper alloys. There are 23 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 250 maraging steel and the bottom bar is C64800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 7.3 to 17
8.0
Poisson's Ratio 0.3
0.34
Shear Modulus, GPa 75
44
Shear Strength, MPa 600 to 1060
380
Tensile Strength: Ultimate (UTS), MPa 970 to 1800
640
Tensile Strength: Yield (Proof), MPa 660 to 1740
630

Thermal Properties

Latent Heat of Fusion, J/g 270
220
Melting Completion (Liquidus), °C 1480
1090
Melting Onset (Solidus), °C 1430
1030
Specific Heat Capacity, J/kg-K 450
390
Thermal Expansion, µm/m-K 12
17

Otherwise Unclassified Properties

Base Metal Price, % relative 32
33
Density, g/cm3 8.2
8.9
Embodied Carbon, kg CO2/kg material 4.9
2.7
Embodied Energy, MJ/kg 65
43
Embodied Water, L/kg 140
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130 to 150
51
Stiffness to Weight: Axial, points 13
7.4
Stiffness to Weight: Bending, points 23
18
Strength to Weight: Axial, points 33 to 61
20
Strength to Weight: Bending, points 26 to 40
19
Thermal Shock Resistance, points 29 to 54
23

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
Chromium (Cr), % 0
0 to 0.090
Cobalt (Co), % 7.0 to 8.5
1.0 to 3.0
Copper (Cu), % 0
92.4 to 98.8
Iron (Fe), % 66.3 to 71.1
0 to 1.0
Lead (Pb), % 0
0 to 0.050
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 0.5
Silicon (Si), % 0 to 0.1
0.2 to 1.0
Sulfur (S), % 0 to 0.010
0
Tin (Sn), % 0
0 to 0.5
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 0.5