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Chromium 33 vs. CC755S Brass

Chromium 33 belongs to the otherwise unclassified metals classification, while CC755S brass belongs to the copper alloys. There are 21 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is chromium 33 and the bottom bar is CC755S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Elongation at Break, % 45
9.5
Poisson's Ratio 0.27
0.31
Shear Modulus, GPa 81
40
Tensile Strength: Ultimate (UTS), MPa 850
390
Tensile Strength: Yield (Proof), MPa 430
250

Thermal Properties

Latent Heat of Fusion, J/g 320
170
Specific Heat Capacity, J/kg-K 480
390
Thermal Expansion, µm/m-K 14
21

Otherwise Unclassified Properties

Base Metal Price, % relative 36
23
Density, g/cm3 7.9
8.1
Embodied Carbon, kg CO2/kg material 6.0
2.7
Embodied Energy, MJ/kg 84
46
Embodied Water, L/kg 250
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
33
Resilience: Unit (Modulus of Resilience), kJ/m3 450
290
Stiffness to Weight: Axial, points 14
7.1
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 30
14
Strength to Weight: Bending, points 25
15
Thermal Shock Resistance, points 21
13

Alloy Composition

Aluminum (Al), % 0
0.4 to 0.7
Carbon (C), % 0 to 0.015
0
Chromium (Cr), % 31 to 35
0
Copper (Cu), % 0.3 to 1.2
59.5 to 61
Iron (Fe), % 25.7 to 37.9
0.050 to 0.2
Lead (Pb), % 0
1.2 to 1.7
Manganese (Mn), % 0 to 2.0
0 to 0.050
Molybdenum (Mo), % 0.5 to 2.0
0
Nickel (Ni), % 30 to 33
0 to 0.2
Nitrogen (N), % 0.35 to 0.6
0
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 0.5
0 to 0.050
Sulfur (S), % 0 to 0.010
0
Tin (Sn), % 0
0 to 0.3
Zinc (Zn), % 0
35.8 to 38.9