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Grade 250 Maraging Steel vs. C70260 Copper

Grade 250 maraging steel belongs to the iron alloys classification, while C70260 copper 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 C70260 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 7.3 to 17
9.5 to 19
Poisson's Ratio 0.3
0.34
Shear Modulus, GPa 75
44
Shear Strength, MPa 600 to 1060
320 to 450
Tensile Strength: Ultimate (UTS), MPa 970 to 1800
520 to 760
Tensile Strength: Yield (Proof), MPa 660 to 1740
410 to 650

Thermal Properties

Latent Heat of Fusion, J/g 270
220
Melting Completion (Liquidus), °C 1480
1060
Melting Onset (Solidus), °C 1430
1040
Specific Heat Capacity, J/kg-K 450
390
Thermal Expansion, µm/m-K 12
17

Otherwise Unclassified Properties

Base Metal Price, % relative 32
31
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
46 to 140
Stiffness to Weight: Axial, points 13
7.3
Stiffness to Weight: Bending, points 23
18
Strength to Weight: Axial, points 33 to 61
16 to 24
Strength to Weight: Bending, points 26 to 40
16 to 21
Thermal Shock Resistance, points 29 to 54
18 to 27

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
Cobalt (Co), % 7.0 to 8.5
0
Copper (Cu), % 0
95.8 to 98.8
Iron (Fe), % 66.3 to 71.1
0
Manganese (Mn), % 0 to 0.1
0
Molybdenum (Mo), % 4.6 to 5.2
0
Nickel (Ni), % 17 to 19
1.0 to 3.0
Phosphorus (P), % 0 to 0.010
0 to 0.010
Silicon (Si), % 0 to 0.1
0.2 to 0.7
Sulfur (S), % 0 to 0.010
0
Titanium (Ti), % 0.3 to 0.5
0
Zirconium (Zr), % 0 to 0.020
0
Residuals, % 0
0 to 0.5