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S21603 Stainless Steel vs. C94900 Bronze

S21603 stainless steel belongs to the iron alloys classification, while C94900 bronze belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is S21603 stainless steel and the bottom bar is C94900 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 45
17
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 79
41
Tensile Strength: Ultimate (UTS), MPa 690
300
Tensile Strength: Yield (Proof), MPa 390
130

Thermal Properties

Latent Heat of Fusion, J/g 290
190
Maximum Temperature: Mechanical, °C 990
170
Melting Completion (Liquidus), °C 1420
980
Melting Onset (Solidus), °C 1380
910
Specific Heat Capacity, J/kg-K 480
370
Thermal Expansion, µm/m-K 17
18

Otherwise Unclassified Properties

Base Metal Price, % relative 17
32
Density, g/cm3 7.7
8.8
Embodied Carbon, kg CO2/kg material 3.6
3.4
Embodied Energy, MJ/kg 50
55
Embodied Water, L/kg 160
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 270
41
Resilience: Unit (Modulus of Resilience), kJ/m3 380
72
Stiffness to Weight: Axial, points 14
6.9
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 25
9.4
Strength to Weight: Bending, points 22
11
Thermal Shock Resistance, points 15
11

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 17.5 to 22
0
Copper (Cu), % 0
79 to 81
Iron (Fe), % 57.6 to 67.8
0 to 0.3
Lead (Pb), % 0
4.0 to 6.0
Manganese (Mn), % 7.5 to 9.0
0 to 0.1
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 5.0 to 7.0
4.0 to 6.0
Nitrogen (N), % 0.25 to 0.5
0
Phosphorus (P), % 0 to 0.045
0 to 0.050
Silicon (Si), % 0 to 0.75
0 to 0.0050
Sulfur (S), % 0 to 0.030
0 to 0.080
Tin (Sn), % 0
4.0 to 6.0
Zinc (Zn), % 0
4.0 to 6.0
Residuals, % 0
0 to 0.8