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CC755S Brass vs. S20161 Stainless Steel

CC755S brass belongs to the copper alloys classification, while S20161 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 CC755S brass and the bottom bar is S20161 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 110
250
Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 9.5
46
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 40
76
Tensile Strength: Ultimate (UTS), MPa 390
980
Tensile Strength: Yield (Proof), MPa 250
390

Thermal Properties

Latent Heat of Fusion, J/g 170
330
Maximum Temperature: Mechanical, °C 120
870
Melting Completion (Liquidus), °C 820
1380
Melting Onset (Solidus), °C 780
1330
Specific Heat Capacity, J/kg-K 390
490
Thermal Conductivity, W/m-K 120
15
Thermal Expansion, µm/m-K 21
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 30
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 23
12
Density, g/cm3 8.1
7.5
Embodied Carbon, kg CO2/kg material 2.7
2.7
Embodied Energy, MJ/kg 46
39
Embodied Water, L/kg 330
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 33
360
Resilience: Unit (Modulus of Resilience), kJ/m3 290
390
Stiffness to Weight: Axial, points 7.1
14
Stiffness to Weight: Bending, points 19
26
Strength to Weight: Axial, points 14
36
Strength to Weight: Bending, points 15
29
Thermal Diffusivity, mm2/s 38
4.0
Thermal Shock Resistance, points 13
22

Alloy Composition

Aluminum (Al), % 0.4 to 0.7
0
Carbon (C), % 0
0 to 0.15
Chromium (Cr), % 0
15 to 18
Copper (Cu), % 59.5 to 61
0
Iron (Fe), % 0.050 to 0.2
65.6 to 73.9
Lead (Pb), % 1.2 to 1.7
0
Manganese (Mn), % 0 to 0.050
4.0 to 6.0
Nickel (Ni), % 0 to 0.2
4.0 to 6.0
Nitrogen (N), % 0
0.080 to 0.2
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.050
3.0 to 4.0
Sulfur (S), % 0
0 to 0.040
Tin (Sn), % 0 to 0.3
0
Zinc (Zn), % 35.8 to 38.9
0