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C54400 Bronze vs. EN 1.4740 Stainless Steel

C54400 bronze belongs to the copper alloys classification, while EN 1.4740 stainless steel belongs to the iron alloys. There are 20 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 C54400 bronze and the bottom bar is EN 1.4740 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 40
77

Thermal Properties

Latent Heat of Fusion, J/g 190
300
Maximum Temperature: Mechanical, °C 170
900
Melting Completion (Liquidus), °C 1000
1420
Melting Onset (Solidus), °C 930
1370
Specific Heat Capacity, J/kg-K 370
490
Thermal Conductivity, W/m-K 86
18
Thermal Expansion, µm/m-K 18
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 19
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 19
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 31
9.5
Density, g/cm3 8.9
7.6
Embodied Carbon, kg CO2/kg material 2.9
2.3
Embodied Energy, MJ/kg 48
32
Embodied Water, L/kg 340
120

Common Calculations

Stiffness to Weight: Axial, points 6.8
14
Stiffness to Weight: Bending, points 18
25
Thermal Diffusivity, mm2/s 26
4.8

Alloy Composition

Carbon (C), % 0
0.3 to 0.5
Chromium (Cr), % 0
16 to 19
Copper (Cu), % 85.4 to 91.5
0
Iron (Fe), % 0 to 0.1
75.4 to 82.7
Lead (Pb), % 3.5 to 4.5
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0.010 to 0.5
0 to 0.040
Silicon (Si), % 0
1.0 to 2.5
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 3.5 to 4.5
0
Zinc (Zn), % 1.5 to 4.5
0
Residuals, % 0 to 0.5
0