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Grade 350 Maraging Steel vs. C68700 Brass

Grade 350 maraging steel belongs to the iron alloys classification, while C68700 brass belongs to the copper alloys. There are 20 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is grade 350 maraging steel and the bottom bar is C68700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Poisson's Ratio 0.3
0.32
Shear Modulus, GPa 75
41
Tensile Strength: Ultimate (UTS), MPa 1140 to 2420
390
Tensile Strength: Yield (Proof), MPa 830 to 2300
140

Thermal Properties

Latent Heat of Fusion, J/g 270
190
Melting Completion (Liquidus), °C 1470
970
Melting Onset (Solidus), °C 1420
930
Specific Heat Capacity, J/kg-K 450
400
Thermal Expansion, µm/m-K 12
19

Otherwise Unclassified Properties

Base Metal Price, % relative 39
26
Density, g/cm3 8.2
8.3
Embodied Carbon, kg CO2/kg material 5.6
2.8
Embodied Energy, MJ/kg 74
46
Embodied Water, L/kg 160
340

Common Calculations

Stiffness to Weight: Axial, points 13
7.3
Stiffness to Weight: Bending, points 23
19
Strength to Weight: Axial, points 38 to 82
13
Strength to Weight: Bending, points 29 to 49
14
Thermal Shock Resistance, points 35 to 74
13

Alloy Composition

Aluminum (Al), % 0.050 to 0.15
1.8 to 2.5
Arsenic (As), % 0
0.020 to 0.1
Boron (B), % 0 to 0.0030
0
Calcium (Ca), % 0 to 0.050
0
Carbon (C), % 0 to 0.030
0
Cobalt (Co), % 11.5 to 12.5
0
Copper (Cu), % 0
76 to 79
Iron (Fe), % 61.2 to 64.6
0 to 0.060
Lead (Pb), % 0
0 to 0.070
Manganese (Mn), % 0 to 0.1
0
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), % 1.3 to 1.6
0
Zinc (Zn), % 0
17.8 to 22.2
Zirconium (Zr), % 0 to 0.020
0
Residuals, % 0
0 to 0.5