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CC752S Brass vs. S21900 Stainless Steel

CC752S brass belongs to the copper alloys classification, while S21900 stainless steel belongs to the iron 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 CC752S brass and the bottom bar is S21900 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 100
220
Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 8.4
50
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 40
78
Tensile Strength: Ultimate (UTS), MPa 350
710
Tensile Strength: Yield (Proof), MPa 190
390

Thermal Properties

Latent Heat of Fusion, J/g 170
290
Maximum Temperature: Mechanical, °C 130
980
Melting Completion (Liquidus), °C 840
1400
Melting Onset (Solidus), °C 800
1350
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 110
14
Thermal Expansion, µm/m-K 21
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 28
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 24
15
Density, g/cm3 8.1
7.7
Embodied Carbon, kg CO2/kg material 2.7
3.0
Embodied Energy, MJ/kg 46
43
Embodied Water, L/kg 330
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 25
300
Resilience: Unit (Modulus of Resilience), kJ/m3 180
380
Stiffness to Weight: Axial, points 7.1
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 12
26
Strength to Weight: Bending, points 13
23
Thermal Diffusivity, mm2/s 35
3.8
Thermal Shock Resistance, points 12
15

Alloy Composition

Aluminum (Al), % 0.3 to 0.7
0
Antimony (Sb), % 0 to 0.14
0
Arsenic (As), % 0.040 to 0.14
0
Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
19 to 21.5
Copper (Cu), % 61.5 to 64.5
0
Iron (Fe), % 0 to 0.3
59.4 to 67.4
Lead (Pb), % 1.5 to 2.2
0
Manganese (Mn), % 0 to 0.1
8.0 to 10
Nickel (Ni), % 0 to 0.2
5.5 to 7.5
Nitrogen (N), % 0
0.15 to 0.4
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0 to 0.020
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.3
0
Zinc (Zn), % 31.5 to 36.7
0