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CC755S Brass vs. S21603 Stainless Steel

CC755S brass belongs to the copper alloys classification, while S21603 stainless steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is CC755S brass and the bottom bar is S21603 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 110
200
Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 9.5
45
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 40
79
Tensile Strength: Ultimate (UTS), MPa 390
690
Tensile Strength: Yield (Proof), MPa 250
390

Thermal Properties

Latent Heat of Fusion, J/g 170
290
Maximum Temperature: Mechanical, °C 120
990
Melting Completion (Liquidus), °C 820
1420
Melting Onset (Solidus), °C 780
1380
Specific Heat Capacity, J/kg-K 390
480
Thermal Expansion, µm/m-K 21
17

Otherwise Unclassified Properties

Base Metal Price, % relative 23
17
Density, g/cm3 8.1
7.7
Embodied Carbon, kg CO2/kg material 2.7
3.6
Embodied Energy, MJ/kg 46
50
Embodied Water, L/kg 330
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 33
270
Resilience: Unit (Modulus of Resilience), kJ/m3 290
380
Stiffness to Weight: Axial, points 7.1
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 14
25
Strength to Weight: Bending, points 15
22
Thermal Shock Resistance, points 13
15

Alloy Composition

Aluminum (Al), % 0.4 to 0.7
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
17.5 to 22
Copper (Cu), % 59.5 to 61
0
Iron (Fe), % 0.050 to 0.2
57.6 to 67.8
Lead (Pb), % 1.2 to 1.7
0
Manganese (Mn), % 0 to 0.050
7.5 to 9.0
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 0 to 0.2
5.0 to 7.0
Nitrogen (N), % 0
0.25 to 0.5
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0 to 0.050
0 to 0.75
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.3
0
Zinc (Zn), % 35.8 to 38.9
0