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S21603 Stainless Steel vs. C91100 Bronze

S21603 stainless steel belongs to the iron alloys classification, while C91100 bronze belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is S21603 stainless steel and the bottom bar is C91100 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Elongation at Break, % 45
2.0
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 79
39
Tensile Strength: Ultimate (UTS), MPa 690
240
Tensile Strength: Yield (Proof), MPa 390
170

Thermal Properties

Latent Heat of Fusion, J/g 290
180
Maximum Temperature: Mechanical, °C 990
160
Melting Completion (Liquidus), °C 1420
950
Melting Onset (Solidus), °C 1380
820
Specific Heat Capacity, J/kg-K 480
360
Thermal Expansion, µm/m-K 17
18

Otherwise Unclassified Properties

Base Metal Price, % relative 17
38
Density, g/cm3 7.7
8.7
Embodied Carbon, kg CO2/kg material 3.6
4.2
Embodied Energy, MJ/kg 50
69
Embodied Water, L/kg 160
440

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 270
4.4
Resilience: Unit (Modulus of Resilience), kJ/m3 380
140
Stiffness to Weight: Axial, points 14
6.7
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 25
7.7
Strength to Weight: Bending, points 22
9.9
Thermal Shock Resistance, points 15
9.1

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 17.5 to 22
0
Copper (Cu), % 0
82 to 85
Iron (Fe), % 57.6 to 67.8
0 to 0.25
Lead (Pb), % 0
0 to 0.25
Manganese (Mn), % 7.5 to 9.0
0
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 5.0 to 7.0
0 to 0.5
Nitrogen (N), % 0.25 to 0.5
0
Phosphorus (P), % 0 to 0.045
0 to 1.0
Silicon (Si), % 0 to 0.75
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 0.25