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C43500 Brass vs. S64512 Stainless Steel

C43500 brass belongs to the copper alloys classification, while S64512 stainless steel belongs to the iron alloys. There are 29 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 C43500 brass and the bottom bar is S64512 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 8.5 to 46
17
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 42
76
Shear Strength, MPa 220 to 310
700
Tensile Strength: Ultimate (UTS), MPa 320 to 530
1140
Tensile Strength: Yield (Proof), MPa 120 to 480
890

Thermal Properties

Latent Heat of Fusion, J/g 190
270
Maximum Temperature: Mechanical, °C 160
750
Melting Completion (Liquidus), °C 1000
1460
Melting Onset (Solidus), °C 970
1420
Specific Heat Capacity, J/kg-K 380
470
Thermal Conductivity, W/m-K 120
28
Thermal Expansion, µm/m-K 19
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
3.6
Electrical Conductivity: Equal Weight (Specific), % IACS 30
4.1

Otherwise Unclassified Properties

Base Metal Price, % relative 28
10
Density, g/cm3 8.5
7.8
Embodied Carbon, kg CO2/kg material 2.7
3.3
Embodied Energy, MJ/kg 45
47
Embodied Water, L/kg 320
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 44 to 120
180
Resilience: Unit (Modulus of Resilience), kJ/m3 65 to 1040
2020
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 10 to 17
40
Strength to Weight: Bending, points 12 to 17
31
Thermal Diffusivity, mm2/s 37
7.5
Thermal Shock Resistance, points 11 to 18
42

Alloy Composition

Carbon (C), % 0
0.080 to 0.15
Chromium (Cr), % 0
11 to 12.5
Copper (Cu), % 79 to 83
0
Iron (Fe), % 0 to 0.050
80.6 to 84.7
Lead (Pb), % 0 to 0.090
0
Manganese (Mn), % 0
0.5 to 0.9
Molybdenum (Mo), % 0
1.5 to 2.0
Nickel (Ni), % 0
2.0 to 3.0
Nitrogen (N), % 0
0.010 to 0.050
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
0 to 0.35
Sulfur (S), % 0
0 to 0.025
Tin (Sn), % 0.6 to 1.2
0
Vanadium (V), % 0
0.25 to 0.4
Zinc (Zn), % 15.4 to 20.4
0
Residuals, % 0 to 0.3
0