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C68300 Brass vs. Chromium 33

C68300 brass belongs to the copper alloys classification, while chromium 33 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 chromium 33.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 15
45
Poisson's Ratio 0.31
0.27
Shear Modulus, GPa 40
81
Tensile Strength: Ultimate (UTS), MPa 430
850
Tensile Strength: Yield (Proof), MPa 260
430

Thermal Properties

Latent Heat of Fusion, J/g 180
320
Specific Heat Capacity, J/kg-K 390
480
Thermal Expansion, µm/m-K 20
14

Otherwise Unclassified Properties

Base Metal Price, % relative 23
36
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 2.8
6.0
Embodied Energy, MJ/kg 46
84
Embodied Water, L/kg 340
250

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
320
Resilience: Unit (Modulus of Resilience), kJ/m3 330
450
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 15
30
Strength to Weight: Bending, points 16
25
Thermal Shock Resistance, points 14
21

Alloy Composition

Antimony (Sb), % 0.3 to 1.0
0
Cadmium (Cd), % 0 to 0.010
0
Carbon (C), % 0
0 to 0.015
Chromium (Cr), % 0
31 to 35
Copper (Cu), % 59 to 63
0.3 to 1.2
Iron (Fe), % 0
25.7 to 37.9
Lead (Pb), % 0 to 0.090
0
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
0.5 to 2.0
Nickel (Ni), % 0
30 to 33
Nitrogen (N), % 0
0.35 to 0.6
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0.3 to 1.0
0 to 0.5
Sulfur (S), % 0
0 to 0.010
Tin (Sn), % 0.050 to 0.2
0
Zinc (Zn), % 34.2 to 40.4
0
Residuals, % 0 to 0.5
0