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Grade 300 Maraging Steel vs. C66700 Brass

Grade 300 maraging steel belongs to the iron alloys classification, while C66700 brass belongs to the copper alloys. There are 23 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 300 maraging steel and the bottom bar is C66700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 6.5 to 18
2.0 to 58
Poisson's Ratio 0.3
0.31
Shear Modulus, GPa 75
41
Shear Strength, MPa 640 to 1190
250 to 530
Tensile Strength: Ultimate (UTS), MPa 1030 to 2030
340 to 690
Tensile Strength: Yield (Proof), MPa 760 to 1990
100 to 640

Thermal Properties

Latent Heat of Fusion, J/g 270
180
Melting Completion (Liquidus), °C 1480
1090
Melting Onset (Solidus), °C 1430
1050
Specific Heat Capacity, J/kg-K 450
390
Thermal Expansion, µm/m-K 12
20

Otherwise Unclassified Properties

Base Metal Price, % relative 34
25
Density, g/cm3 8.2
8.2
Embodied Carbon, kg CO2/kg material 5.1
2.7
Embodied Energy, MJ/kg 68
45
Embodied Water, L/kg 150
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130 to 170
13 to 150
Stiffness to Weight: Axial, points 13
7.3
Stiffness to Weight: Bending, points 23
19
Strength to Weight: Axial, points 35 to 68
11 to 23
Strength to Weight: Bending, points 28 to 43
13 to 21
Thermal Shock Resistance, points 31 to 62
11 to 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
Cobalt (Co), % 8.5 to 9.5
0
Copper (Cu), % 0
68.5 to 71.5
Iron (Fe), % 65 to 68.4
0 to 0.1
Lead (Pb), % 0
0 to 0.070
Manganese (Mn), % 0 to 0.1
0.8 to 1.5
Molybdenum (Mo), % 4.6 to 5.2
0
Nickel (Ni), % 18 to 19
0
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 0 to 0.1
0
Sulfur (S), % 0 to 0.010
0
Titanium (Ti), % 0.5 to 0.8
0
Zinc (Zn), % 0
26.3 to 30.7
Zirconium (Zr), % 0 to 0.020
0
Residuals, % 0
0 to 0.5