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S20432 Stainless Steel vs. C65400 Bronze

S20432 stainless steel belongs to the iron alloys classification, while C65400 bronze belongs to the copper alloys. There are 30 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is S20432 stainless steel and the bottom bar is C65400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 45
2.6 to 47
Poisson's Ratio 0.28
0.34
Rockwell B Hardness 81
82 to 120
Shear Modulus, GPa 76
43
Shear Strength, MPa 400
350 to 530
Tensile Strength: Ultimate (UTS), MPa 580
500 to 1060
Tensile Strength: Yield (Proof), MPa 230
170 to 910

Thermal Properties

Latent Heat of Fusion, J/g 280
260
Maximum Temperature: Mechanical, °C 900
200
Melting Completion (Liquidus), °C 1410
1020
Melting Onset (Solidus), °C 1370
960
Specific Heat Capacity, J/kg-K 480
400
Thermal Conductivity, W/m-K 15
36
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
7.3

Otherwise Unclassified Properties

Base Metal Price, % relative 13
31
Density, g/cm3 7.8
8.7
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 38
45
Embodied Water, L/kg 140
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
10 to 480
Resilience: Unit (Modulus of Resilience), kJ/m3 140
130 to 3640
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 21
16 to 34
Strength to Weight: Bending, points 20
16 to 27
Thermal Diffusivity, mm2/s 4.0
10
Thermal Shock Resistance, points 13
18 to 39

Alloy Composition

Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 17 to 18
0.010 to 0.12
Copper (Cu), % 2.0 to 3.0
93.8 to 96.1
Iron (Fe), % 66.7 to 74
0
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 3.0 to 5.0
0
Nickel (Ni), % 4.0 to 6.0
0
Nitrogen (N), % 0.050 to 0.2
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
2.7 to 3.4
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
1.2 to 1.9
Zinc (Zn), % 0
0 to 0.5
Residuals, % 0
0 to 0.2