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S21904 Stainless Steel vs. CC330G Bronze

S21904 stainless steel belongs to the iron alloys classification, while CC330G bronze belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is S21904 stainless steel and the bottom bar is CC330G bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 300
110
Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 17 to 51
20
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 78
42
Tensile Strength: Ultimate (UTS), MPa 700 to 1000
530
Tensile Strength: Yield (Proof), MPa 390 to 910
190

Thermal Properties

Latent Heat of Fusion, J/g 290
230
Maximum Temperature: Mechanical, °C 980
220
Melting Completion (Liquidus), °C 1400
1050
Melting Onset (Solidus), °C 1350
1000
Specific Heat Capacity, J/kg-K 480
430
Thermal Conductivity, W/m-K 14
62
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
14
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
15

Otherwise Unclassified Properties

Base Metal Price, % relative 15
29
Density, g/cm3 7.7
8.4
Embodied Carbon, kg CO2/kg material 3.0
3.2
Embodied Energy, MJ/kg 43
52
Embodied Water, L/kg 160
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 160 to 310
82
Resilience: Unit (Modulus of Resilience), kJ/m3 380 to 2070
170
Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 25 to 36
18
Strength to Weight: Bending, points 23 to 29
17
Thermal Diffusivity, mm2/s 3.8
17
Thermal Shock Resistance, points 15 to 21
19

Alloy Composition

Aluminum (Al), % 0
8.0 to 10.5
Carbon (C), % 0 to 0.040
0
Chromium (Cr), % 19 to 21.5
0
Copper (Cu), % 0
87 to 92
Iron (Fe), % 59.5 to 67.4
0 to 1.2
Lead (Pb), % 0
0 to 0.3
Manganese (Mn), % 8.0 to 10
0 to 0.5
Nickel (Ni), % 5.5 to 7.5
0 to 1.0
Nitrogen (N), % 0.15 to 0.4
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
0 to 0.2
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.3
Zinc (Zn), % 0
0 to 0.5