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S32750 Stainless Steel vs. CC761S Brass

S32750 stainless steel belongs to the iron alloys classification, while CC761S brass belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is S32750 stainless steel and the bottom bar is CC761S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
150
Elastic (Young's, Tensile) Modulus, GPa 210
110
Elongation at Break, % 17
8.7
Poisson's Ratio 0.27
0.33
Shear Modulus, GPa 81
42
Tensile Strength: Ultimate (UTS), MPa 860
540
Tensile Strength: Yield (Proof), MPa 590
340

Thermal Properties

Latent Heat of Fusion, J/g 300
260
Maximum Temperature: Mechanical, °C 1100
170
Melting Completion (Liquidus), °C 1450
960
Melting Onset (Solidus), °C 1400
910
Specific Heat Capacity, J/kg-K 480
410
Thermal Conductivity, W/m-K 15
27
Thermal Expansion, µm/m-K 12
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
40
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
43

Otherwise Unclassified Properties

Base Metal Price, % relative 21
27
Density, g/cm3 7.8
8.3
Embodied Carbon, kg CO2/kg material 4.1
2.7
Embodied Energy, MJ/kg 56
45
Embodied Water, L/kg 180
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
41
Resilience: Unit (Modulus of Resilience), kJ/m3 860
530
Stiffness to Weight: Axial, points 15
7.4
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 31
18
Strength to Weight: Bending, points 26
18
Thermal Diffusivity, mm2/s 4.0
8.0
Thermal Shock Resistance, points 25
19

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Antimony (Sb), % 0
0 to 0.050
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 24 to 26
0
Copper (Cu), % 0 to 0.5
78 to 83
Iron (Fe), % 58.1 to 66.8
0 to 0.6
Lead (Pb), % 0
0 to 0.8
Manganese (Mn), % 0 to 1.2
0 to 0.2
Molybdenum (Mo), % 3.0 to 5.0
0
Nickel (Ni), % 6.0 to 8.0
0 to 1.0
Nitrogen (N), % 0.24 to 0.32
0
Phosphorus (P), % 0 to 0.035
0 to 0.030
Silicon (Si), % 0 to 0.8
3.0 to 5.0
Sulfur (S), % 0 to 0.020
0
Tin (Sn), % 0
0 to 0.3
Zinc (Zn), % 0
8.9 to 19