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S21900 Stainless Steel vs. CC763S Brass

S21900 stainless steel belongs to the iron alloys classification, while CC763S brass belongs to the copper alloys. There are 27 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is S21900 stainless steel and the bottom bar is CC763S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
130
Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 50
7.3
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 78
41
Tensile Strength: Ultimate (UTS), MPa 710
490
Tensile Strength: Yield (Proof), MPa 390
270

Thermal Properties

Latent Heat of Fusion, J/g 290
190
Maximum Temperature: Mechanical, °C 980
140
Melting Completion (Liquidus), °C 1400
870
Melting Onset (Solidus), °C 1350
830
Specific Heat Capacity, J/kg-K 480
400
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
29
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
32

Otherwise Unclassified Properties

Base Metal Price, % relative 15
24
Density, g/cm3 7.7
8.0
Embodied Carbon, kg CO2/kg material 3.0
2.9
Embodied Energy, MJ/kg 43
49
Embodied Water, L/kg 160
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 300
30
Resilience: Unit (Modulus of Resilience), kJ/m3 380
340
Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 26
17
Strength to Weight: Bending, points 23
17
Thermal Shock Resistance, points 15
16

Alloy Composition

Aluminum (Al), % 0
1.0 to 2.5
Antimony (Sb), % 0
0 to 0.080
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 19 to 21.5
0
Copper (Cu), % 0
56.5 to 67
Iron (Fe), % 59.4 to 67.4
0.5 to 2.0
Lead (Pb), % 0
0 to 1.5
Manganese (Mn), % 8.0 to 10
1.0 to 3.5
Nickel (Ni), % 5.5 to 7.5
0 to 2.5
Nitrogen (N), % 0.15 to 0.4
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 1.0
Zinc (Zn), % 0
18.9 to 41