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S21900 Stainless Steel vs. CC760S Brass

S21900 stainless steel belongs to the iron alloys classification, while CC760S 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 S21900 stainless steel and the bottom bar is CC760S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
51
Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 50
22
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 78
42
Tensile Strength: Ultimate (UTS), MPa 710
180
Tensile Strength: Yield (Proof), MPa 390
80

Thermal Properties

Latent Heat of Fusion, J/g 290
190
Maximum Temperature: Mechanical, °C 980
170
Melting Completion (Liquidus), °C 1400
1000
Melting Onset (Solidus), °C 1350
940
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 14
150
Thermal Expansion, µm/m-K 17
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
38
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
40

Otherwise Unclassified Properties

Base Metal Price, % relative 15
28
Density, g/cm3 7.7
8.6
Embodied Carbon, kg CO2/kg material 3.0
2.6
Embodied Energy, MJ/kg 43
43
Embodied Water, L/kg 160
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 300
33
Resilience: Unit (Modulus of Resilience), kJ/m3 380
29
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 26
5.8
Strength to Weight: Bending, points 23
8.2
Thermal Diffusivity, mm2/s 3.8
45
Thermal Shock Resistance, points 15
6.2

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Arsenic (As), % 0
0.050 to 0.15
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 19 to 21.5
0
Copper (Cu), % 0
83 to 88
Iron (Fe), % 59.4 to 67.4
0 to 0.15
Lead (Pb), % 0
0 to 0.5
Manganese (Mn), % 8.0 to 10
0 to 0.1
Nickel (Ni), % 5.5 to 7.5
0 to 0.1
Nitrogen (N), % 0.15 to 0.4
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
0 to 0.020
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.3
Zinc (Zn), % 0
10.7 to 17