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C84100 Brass vs. S21603 Stainless Steel

C84100 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 C84100 brass and the bottom bar is S21603 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 65
200
Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 13
45
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 39
79
Tensile Strength: Ultimate (UTS), MPa 230
690
Tensile Strength: Yield (Proof), MPa 81
390

Thermal Properties

Latent Heat of Fusion, J/g 190
290
Maximum Temperature: Mechanical, °C 160
990
Melting Completion (Liquidus), °C 1000
1420
Melting Onset (Solidus), °C 810
1380
Specific Heat Capacity, J/kg-K 380
480
Thermal Expansion, µm/m-K 19
17

Otherwise Unclassified Properties

Base Metal Price, % relative 29
17
Density, g/cm3 8.5
7.7
Embodied Carbon, kg CO2/kg material 2.9
3.6
Embodied Energy, MJ/kg 48
50
Embodied Water, L/kg 340
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 24
270
Resilience: Unit (Modulus of Resilience), kJ/m3 30
380
Stiffness to Weight: Axial, points 7.1
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 7.4
25
Strength to Weight: Bending, points 9.7
22
Thermal Shock Resistance, points 7.8
15

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Antimony (Sb), % 0 to 0.050
0
Bismuth (Bi), % 0 to 0.090
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
17.5 to 22
Copper (Cu), % 78 to 85
0
Iron (Fe), % 0 to 0.3
57.6 to 67.8
Lead (Pb), % 0.050 to 0.25
0
Manganese (Mn), % 0
7.5 to 9.0
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 0 to 0.5
5.0 to 7.0
Nitrogen (N), % 0
0.25 to 0.5
Phosphorus (P), % 0 to 0.050
0 to 0.045
Silicon (Si), % 0 to 0.010
0 to 0.75
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 1.5 to 4.5
0
Zinc (Zn), % 12 to 20
0
Residuals, % 0 to 0.5
0