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C47940 Brass vs. S32615 Stainless Steel

C47940 brass belongs to the copper alloys classification, while S32615 stainless steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C47940 brass and the bottom bar is S32615 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 14 to 34
28
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 40
75
Shear Strength, MPa 250 to 310
400
Tensile Strength: Ultimate (UTS), MPa 380 to 520
620
Tensile Strength: Yield (Proof), MPa 160 to 390
250

Thermal Properties

Latent Heat of Fusion, J/g 170
370
Maximum Temperature: Mechanical, °C 130
990
Melting Completion (Liquidus), °C 850
1350
Melting Onset (Solidus), °C 800
1310
Specific Heat Capacity, J/kg-K 380
500
Thermal Expansion, µm/m-K 20
15

Otherwise Unclassified Properties

Base Metal Price, % relative 25
24
Density, g/cm3 8.2
7.6
Embodied Carbon, kg CO2/kg material 2.8
4.4
Embodied Energy, MJ/kg 47
63
Embodied Water, L/kg 330
170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 68 to 100
140
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 740
160
Stiffness to Weight: Axial, points 7.1
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 13 to 17
23
Strength to Weight: Bending, points 14 to 17
21
Thermal Shock Resistance, points 13 to 17
15

Alloy Composition

Carbon (C), % 0
0 to 0.070
Chromium (Cr), % 0
16.5 to 19.5
Copper (Cu), % 63 to 66
1.5 to 2.5
Iron (Fe), % 0.1 to 1.0
46.4 to 57.9
Lead (Pb), % 1.0 to 2.0
0
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
0.3 to 1.5
Nickel (Ni), % 0.1 to 0.5
19 to 22
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0
4.8 to 6.0
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