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C54400 Bronze vs. EN 1.4550 Stainless Steel

C54400 bronze belongs to the copper alloys classification, while EN 1.4550 stainless steel belongs to the iron 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 C54400 bronze and the bottom bar is EN 1.4550 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
Tensile Strength: Ultimate (UTS), MPa 330 to 720
620

Thermal Properties

Latent Heat of Fusion, J/g 190
290
Maximum Temperature: Mechanical, °C 170
940
Melting Completion (Liquidus), °C 1000
1430
Melting Onset (Solidus), °C 930
1390
Specific Heat Capacity, J/kg-K 370
480
Thermal Conductivity, W/m-K 86
15
Thermal Expansion, µm/m-K 18
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 19
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 19
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 31
18
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 2.9
3.6
Embodied Energy, MJ/kg 48
51
Embodied Water, L/kg 340
140

Common Calculations

Stiffness to Weight: Axial, points 6.8
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 10 to 22
22
Strength to Weight: Bending, points 12 to 20
21
Thermal Diffusivity, mm2/s 26
4.0
Thermal Shock Resistance, points 12 to 26
14

Alloy Composition

Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
17 to 19
Copper (Cu), % 85.4 to 91.5
0
Iron (Fe), % 0 to 0.1
64.9 to 74
Lead (Pb), % 3.5 to 4.5
0
Manganese (Mn), % 0
0 to 2.0
Nickel (Ni), % 0
9.0 to 12
Niobium (Nb), % 0
0 to 1.0
Phosphorus (P), % 0.010 to 0.5
0 to 0.045
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 3.5 to 4.5
0
Zinc (Zn), % 1.5 to 4.5
0
Residuals, % 0 to 0.5
0