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S64512 Stainless Steel vs. C68800 Brass

S64512 stainless steel belongs to the iron alloys classification, while C68800 brass belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is S64512 stainless steel and the bottom bar is C68800 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 17
2.0 to 36
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 76
41
Shear Strength, MPa 700
380 to 510
Tensile Strength: Ultimate (UTS), MPa 1140
570 to 890
Tensile Strength: Yield (Proof), MPa 890
390 to 790

Thermal Properties

Latent Heat of Fusion, J/g 270
190
Maximum Temperature: Mechanical, °C 750
160
Melting Completion (Liquidus), °C 1460
960
Melting Onset (Solidus), °C 1420
950
Specific Heat Capacity, J/kg-K 470
400
Thermal Conductivity, W/m-K 28
40
Thermal Expansion, µm/m-K 10
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
18
Electrical Conductivity: Equal Weight (Specific), % IACS 4.1
20

Otherwise Unclassified Properties

Base Metal Price, % relative 10
26
Density, g/cm3 7.8
8.2
Embodied Carbon, kg CO2/kg material 3.3
2.8
Embodied Energy, MJ/kg 47
48
Embodied Water, L/kg 110
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
16 to 180
Resilience: Unit (Modulus of Resilience), kJ/m3 2020
710 to 2860
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 40
19 to 30
Strength to Weight: Bending, points 31
19 to 25
Thermal Diffusivity, mm2/s 7.5
12
Thermal Shock Resistance, points 42
19 to 30

Alloy Composition

Aluminum (Al), % 0
3.0 to 3.8
Carbon (C), % 0.080 to 0.15
0
Chromium (Cr), % 11 to 12.5
0
Cobalt (Co), % 0
0.25 to 0.55
Copper (Cu), % 0
70.8 to 75.5
Iron (Fe), % 80.6 to 84.7
0 to 0.2
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0.5 to 0.9
0
Molybdenum (Mo), % 1.5 to 2.0
0
Nickel (Ni), % 2.0 to 3.0
0
Nitrogen (N), % 0.010 to 0.050
0
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0 to 0.35
0
Sulfur (S), % 0 to 0.025
0
Vanadium (V), % 0.25 to 0.4
0
Zinc (Zn), % 0
21.3 to 24.1
Residuals, % 0
0 to 0.5