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C66300 Brass vs. S21603 Stainless Steel

C66300 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 C66300 brass and the bottom bar is S21603 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 2.3 to 22
45
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 42
79
Shear Strength, MPa 290 to 470
490
Tensile Strength: Ultimate (UTS), MPa 460 to 810
690
Tensile Strength: Yield (Proof), MPa 400 to 800
390

Thermal Properties

Latent Heat of Fusion, J/g 200
290
Maximum Temperature: Mechanical, °C 180
990
Melting Completion (Liquidus), °C 1050
1420
Melting Onset (Solidus), °C 1000
1380
Specific Heat Capacity, J/kg-K 380
480
Thermal Expansion, µm/m-K 18
17

Otherwise Unclassified Properties

Base Metal Price, % relative 29
17
Density, g/cm3 8.6
7.7
Embodied Carbon, kg CO2/kg material 2.8
3.6
Embodied Energy, MJ/kg 46
50
Embodied Water, L/kg 320
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 17 to 98
270
Resilience: Unit (Modulus of Resilience), kJ/m3 710 to 2850
380
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 15 to 26
25
Strength to Weight: Bending, points 15 to 22
22
Thermal Shock Resistance, points 16 to 28
15

Alloy Composition

Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
17.5 to 22
Cobalt (Co), % 0 to 0.2
0
Copper (Cu), % 84.5 to 87.5
0
Iron (Fe), % 1.4 to 2.4
57.6 to 67.8
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0
7.5 to 9.0
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 0
5.0 to 7.0
Nitrogen (N), % 0
0.25 to 0.5
Phosphorus (P), % 0 to 0.35
0 to 0.045
Silicon (Si), % 0
0 to 0.75
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 1.5 to 3.0
0
Zinc (Zn), % 6.0 to 12.8
0
Residuals, % 0 to 0.5
0