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C47940 Brass vs. S21460 Stainless Steel

C47940 brass belongs to the copper alloys classification, while S21460 stainless steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C47940 brass and the bottom bar is S21460 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 14 to 34
46
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 40
77
Shear Strength, MPa 250 to 310
580
Tensile Strength: Ultimate (UTS), MPa 380 to 520
830
Tensile Strength: Yield (Proof), MPa 160 to 390
430

Thermal Properties

Latent Heat of Fusion, J/g 170
290
Maximum Temperature: Mechanical, °C 130
920
Melting Completion (Liquidus), °C 850
1380
Melting Onset (Solidus), °C 800
1330
Specific Heat Capacity, J/kg-K 380
480
Thermal Expansion, µm/m-K 20
18

Otherwise Unclassified Properties

Base Metal Price, % relative 25
14
Density, g/cm3 8.2
7.6
Embodied Carbon, kg CO2/kg material 2.8
3.0
Embodied Energy, MJ/kg 47
43
Embodied Water, L/kg 330
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 68 to 100
320
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 740
460
Stiffness to Weight: Axial, points 7.1
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 13 to 17
30
Strength to Weight: Bending, points 14 to 17
26
Thermal Shock Resistance, points 13 to 17
17

Alloy Composition

Carbon (C), % 0
0 to 0.12
Chromium (Cr), % 0
17 to 19
Copper (Cu), % 63 to 66
0
Iron (Fe), % 0.1 to 1.0
57.3 to 63.7
Lead (Pb), % 1.0 to 2.0
0
Manganese (Mn), % 0
14 to 16
Nickel (Ni), % 0.1 to 0.5
5.0 to 6.0
Nitrogen (N), % 0
0.35 to 0.5
Phosphorus (P), % 0
0 to 0.060
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 1.2 to 2.0
0
Zinc (Zn), % 28.1 to 34.6
0
Residuals, % 0 to 0.4
0