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C99400 Brass vs. S64512 Stainless Steel

C99400 brass belongs to the copper alloys classification, while S64512 stainless steel belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is C99400 brass and the bottom bar is S64512 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 44
76
Tensile Strength: Ultimate (UTS), MPa 460 to 550
1140
Tensile Strength: Yield (Proof), MPa 230 to 370
890

Thermal Properties

Latent Heat of Fusion, J/g 230
270
Maximum Temperature: Mechanical, °C 200
750
Melting Completion (Liquidus), °C 1070
1460
Melting Onset (Solidus), °C 1020
1420
Specific Heat Capacity, J/kg-K 400
470
Thermal Expansion, µm/m-K 17
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 17
3.6
Electrical Conductivity: Equal Weight (Specific), % IACS 17
4.1

Otherwise Unclassified Properties

Base Metal Price, % relative 30
10
Density, g/cm3 8.7
7.8
Embodied Carbon, kg CO2/kg material 2.8
3.3
Embodied Energy, MJ/kg 45
47
Embodied Water, L/kg 310
110

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 230 to 590
2020
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 15 to 17
40
Strength to Weight: Bending, points 15 to 17
31
Thermal Shock Resistance, points 16 to 19
42

Alloy Composition

Aluminum (Al), % 0.5 to 2.0
0
Carbon (C), % 0
0.080 to 0.15
Chromium (Cr), % 0
11 to 12.5
Copper (Cu), % 83.5 to 96.5
0
Iron (Fe), % 1.0 to 3.0
80.6 to 84.7
Lead (Pb), % 0 to 0.25
0
Manganese (Mn), % 0 to 0.5
0.5 to 0.9
Molybdenum (Mo), % 0
1.5 to 2.0
Nickel (Ni), % 1.0 to 3.5
2.0 to 3.0
Nitrogen (N), % 0
0.010 to 0.050
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0.5 to 2.0
0 to 0.35
Sulfur (S), % 0
0 to 0.025
Vanadium (V), % 0
0.25 to 0.4
Zinc (Zn), % 0.5 to 5.0
0
Residuals, % 0 to 0.3
0