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S20433 Stainless Steel vs. CC751S Brass

S20433 stainless steel belongs to the iron alloys classification, while CC751S 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 S20433 stainless steel and the bottom bar is CC751S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
130
Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 46
5.6
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 76
40
Tensile Strength: Ultimate (UTS), MPa 630
450
Tensile Strength: Yield (Proof), MPa 270
320

Thermal Properties

Latent Heat of Fusion, J/g 280
190
Maximum Temperature: Mechanical, °C 900
130
Melting Completion (Liquidus), °C 1400
850
Melting Onset (Solidus), °C 1360
810
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 15
110
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
25
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
28

Otherwise Unclassified Properties

Base Metal Price, % relative 13
24
Density, g/cm3 7.7
8.1
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 39
46
Embodied Water, L/kg 150
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 230
23
Resilience: Unit (Modulus of Resilience), kJ/m3 180
480
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 23
15
Strength to Weight: Bending, points 21
16
Thermal Diffusivity, mm2/s 4.0
35
Thermal Shock Resistance, points 14
15

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Antimony (Sb), % 0
0 to 0.5
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 17 to 18
0
Copper (Cu), % 1.5 to 3.5
62.7 to 66
Iron (Fe), % 64.1 to 72.4
0.25 to 0.5
Lead (Pb), % 0
0.8 to 2.2
Manganese (Mn), % 5.5 to 7.5
0 to 0.15
Nickel (Ni), % 3.5 to 5.5
0 to 0.8
Nitrogen (N), % 0.1 to 0.25
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
0.65 to 1.1
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.8
Zinc (Zn), % 0
27.9 to 35.6