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C53400 Bronze vs. S40920 Stainless Steel

C53400 bronze belongs to the copper alloys classification, while S40920 stainless steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is C53400 bronze and the bottom bar is S40920 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Poisson's Ratio 0.34
0.28
Rockwell B Hardness 67 to 93
77
Shear Modulus, GPa 42
75
Tensile Strength: Ultimate (UTS), MPa 330 to 720
430

Thermal Properties

Latent Heat of Fusion, J/g 200
270
Maximum Temperature: Mechanical, °C 180
710
Melting Completion (Liquidus), °C 1050
1450
Melting Onset (Solidus), °C 950
1400
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 69
26
Thermal Expansion, µm/m-K 18
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 15
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 32
6.5
Density, g/cm3 8.9
7.7
Embodied Carbon, kg CO2/kg material 3.0
2.0
Embodied Energy, MJ/kg 49
28
Embodied Water, L/kg 350
94

Common Calculations

Stiffness to Weight: Axial, points 7.0
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 10 to 22
15
Strength to Weight: Bending, points 12 to 20
16
Thermal Diffusivity, mm2/s 21
6.9
Thermal Shock Resistance, points 12 to 26
15

Alloy Composition

Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
10.5 to 11.7
Copper (Cu), % 91.8 to 95.7
0
Iron (Fe), % 0 to 0.1
85.1 to 89.4
Lead (Pb), % 0.8 to 1.2
0
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0
0 to 0.5
Niobium (Nb), % 0
0 to 0.1
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0.030 to 0.35
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 3.5 to 5.8
0
Titanium (Ti), % 0
0.15 to 0.5
Zinc (Zn), % 0 to 0.3
0
Residuals, % 0 to 0.5
0