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C68300 Brass vs. 50Cr-50Ni-Cb Alloy

C68300 brass belongs to the copper alloys classification, while 50Cr-50Ni-Cb alloy belongs to the otherwise unclassified metals. There are 21 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 C68300 brass and the bottom bar is 50Cr-50Ni-Cb alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
210
Elongation at Break, % 15
5.6
Poisson's Ratio 0.31
0.26
Shear Modulus, GPa 40
84
Tensile Strength: Ultimate (UTS), MPa 430
620
Tensile Strength: Yield (Proof), MPa 260
390

Thermal Properties

Latent Heat of Fusion, J/g 180
350
Specific Heat Capacity, J/kg-K 390
480
Thermal Expansion, µm/m-K 20
15

Otherwise Unclassified Properties

Base Metal Price, % relative 23
60
Density, g/cm3 8.0
8.0
Embodied Carbon, kg CO2/kg material 2.8
9.2
Embodied Energy, MJ/kg 46
130
Embodied Water, L/kg 340
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
30
Resilience: Unit (Modulus of Resilience), kJ/m3 330
370
Stiffness to Weight: Axial, points 7.3
15
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 15
21
Strength to Weight: Bending, points 16
20
Thermal Shock Resistance, points 14
14

Alloy Composition

Aluminum (Al), % 0
0 to 0.25
Antimony (Sb), % 0.3 to 1.0
0
Cadmium (Cd), % 0 to 0.010
0
Carbon (C), % 0
0 to 0.1
Chromium (Cr), % 0
47 to 52
Copper (Cu), % 59 to 63
0
Iron (Fe), % 0
0 to 1.0
Lead (Pb), % 0 to 0.090
0
Manganese (Mn), % 0
0 to 0.3
Nickel (Ni), % 0
43.3 to 51.6
Niobium (Nb), % 0
1.4 to 1.7
Nitrogen (N), % 0
0 to 0.16
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0.3 to 1.0
0 to 0.5
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 0.050 to 0.2
0
Titanium (Ti), % 0
0 to 0.5
Zinc (Zn), % 34.2 to 40.4
0
Residuals, % 0 to 0.5
0