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S21904 Stainless Steel vs. C92800 Bronze

S21904 stainless steel belongs to the iron alloys classification, while C92800 bronze belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is S21904 stainless steel and the bottom bar is C92800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Elongation at Break, % 17 to 51
1.0
Poisson's Ratio 0.28
0.35
Shear Modulus, GPa 78
37
Tensile Strength: Ultimate (UTS), MPa 700 to 1000
280
Tensile Strength: Yield (Proof), MPa 390 to 910
210

Thermal Properties

Latent Heat of Fusion, J/g 290
170
Maximum Temperature: Mechanical, °C 980
140
Melting Completion (Liquidus), °C 1400
960
Melting Onset (Solidus), °C 1350
820
Specific Heat Capacity, J/kg-K 480
350
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 15
36
Density, g/cm3 7.7
8.7
Embodied Carbon, kg CO2/kg material 3.0
4.1
Embodied Energy, MJ/kg 43
67
Embodied Water, L/kg 160
430

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 160 to 310
2.5
Resilience: Unit (Modulus of Resilience), kJ/m3 380 to 2070
210
Stiffness to Weight: Axial, points 14
6.4
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 25 to 36
8.8
Strength to Weight: Bending, points 23 to 29
11
Thermal Shock Resistance, points 15 to 21
11

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Carbon (C), % 0 to 0.040
0
Chromium (Cr), % 19 to 21.5
0
Copper (Cu), % 0
78 to 82
Iron (Fe), % 59.5 to 67.4
0 to 0.2
Lead (Pb), % 0
4.0 to 6.0
Manganese (Mn), % 8.0 to 10
0
Nickel (Ni), % 5.5 to 7.5
0 to 0.8
Nitrogen (N), % 0.15 to 0.4
0
Phosphorus (P), % 0 to 0.045
0 to 1.5
Silicon (Si), % 0 to 1.0
0 to 0.0050
Sulfur (S), % 0 to 0.030
0 to 0.050
Tin (Sn), % 0
15 to 17
Zinc (Zn), % 0
0 to 0.8
Residuals, % 0
0 to 0.7