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C64800 Bronze vs. EN 1.4740 Stainless Steel

C64800 bronze belongs to the copper alloys classification, while EN 1.4740 stainless steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is C64800 bronze and the bottom bar is EN 1.4740 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 8.0
22
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 44
77

Thermal Properties

Latent Heat of Fusion, J/g 220
300
Maximum Temperature: Mechanical, °C 200
900
Melting Completion (Liquidus), °C 1090
1420
Melting Onset (Solidus), °C 1030
1370
Specific Heat Capacity, J/kg-K 390
490
Thermal Conductivity, W/m-K 260
18
Thermal Expansion, µm/m-K 17
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 65
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 66
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 33
9.5
Density, g/cm3 8.9
7.6
Embodied Carbon, kg CO2/kg material 2.7
2.3
Embodied Energy, MJ/kg 43
32
Embodied Water, L/kg 310
120

Common Calculations

Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 18
25
Thermal Diffusivity, mm2/s 75
4.8

Alloy Composition

Carbon (C), % 0
0.3 to 0.5
Chromium (Cr), % 0 to 0.090
16 to 19
Cobalt (Co), % 1.0 to 3.0
0
Copper (Cu), % 92.4 to 98.8
0
Iron (Fe), % 0 to 1.0
75.4 to 82.7
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0 to 0.5
0 to 1.0
Phosphorus (P), % 0 to 0.5
0 to 0.040
Silicon (Si), % 0.2 to 1.0
1.0 to 2.5
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.5
0
Zinc (Zn), % 0 to 0.5
0
Residuals, % 0 to 0.5
0