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Grade 300 Maraging Steel vs. C47940 Brass

Grade 300 maraging steel belongs to the iron alloys classification, while C47940 brass belongs to the copper alloys. There are 23 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is grade 300 maraging steel and the bottom bar is C47940 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 6.5 to 18
14 to 34
Poisson's Ratio 0.3
0.31
Shear Modulus, GPa 75
40
Shear Strength, MPa 640 to 1190
250 to 310
Tensile Strength: Ultimate (UTS), MPa 1030 to 2030
380 to 520
Tensile Strength: Yield (Proof), MPa 760 to 1990
160 to 390

Thermal Properties

Latent Heat of Fusion, J/g 270
170
Melting Completion (Liquidus), °C 1480
850
Melting Onset (Solidus), °C 1430
800
Specific Heat Capacity, J/kg-K 450
380
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
2.8
Embodied Energy, MJ/kg 68
47
Embodied Water, L/kg 150
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130 to 170
68 to 100
Stiffness to Weight: Axial, points 13
7.1
Stiffness to Weight: Bending, points 23
19
Strength to Weight: Axial, points 35 to 68
13 to 17
Strength to Weight: Bending, points 28 to 43
14 to 17
Thermal Shock Resistance, points 31 to 62
13 to 17

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
63 to 66
Iron (Fe), % 65 to 68.4
0.1 to 1.0
Lead (Pb), % 0
1.0 to 2.0
Manganese (Mn), % 0 to 0.1
0
Molybdenum (Mo), % 4.6 to 5.2
0
Nickel (Ni), % 18 to 19
0.1 to 0.5
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 0 to 0.1
0
Sulfur (S), % 0 to 0.010
0
Tin (Sn), % 0
1.2 to 2.0
Titanium (Ti), % 0.5 to 0.8
0
Zinc (Zn), % 0
28.1 to 34.6
Zirconium (Zr), % 0 to 0.020
0
Residuals, % 0
0 to 0.4