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EN 1.7218 Steel vs. C67500 Bronze

EN 1.7218 steel belongs to the iron alloys classification, while C67500 bronze belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.7218 steel and the bottom bar is C67500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
100
Poisson's Ratio 0.29
0.3
Shear Modulus, GPa 73
40
Tensile Strength: Ultimate (UTS), MPa 500 to 1550
430 to 580

Thermal Properties

Latent Heat of Fusion, J/g 250
170
Maximum Temperature: Mechanical, °C 420
120
Melting Completion (Liquidus), °C 1460
890
Melting Onset (Solidus), °C 1420
870
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 44
110
Thermal Expansion, µm/m-K 13
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
24
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
27

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
23
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 1.5
2.8
Embodied Energy, MJ/kg 20
47
Embodied Water, L/kg 52
330

Common Calculations

Stiffness to Weight: Axial, points 13
7.3
Stiffness to Weight: Bending, points 24
20
Strength to Weight: Axial, points 18 to 55
15 to 20
Strength to Weight: Bending, points 18 to 38
16 to 19
Thermal Diffusivity, mm2/s 12
34
Thermal Shock Resistance, points 15 to 46
14 to 19

Alloy Composition

Aluminum (Al), % 0 to 0.040
0 to 0.25
Carbon (C), % 0.22 to 0.29
0
Chromium (Cr), % 0.9 to 1.2
0
Copper (Cu), % 0 to 0.3
57 to 60
Iron (Fe), % 96.2 to 98.1
0.8 to 2.0
Lead (Pb), % 0
0 to 0.2
Manganese (Mn), % 0.6 to 0.9
0.050 to 0.5
Molybdenum (Mo), % 0.15 to 0.3
0
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0 to 0.4
0
Sulfur (S), % 0 to 0.035
0
Tin (Sn), % 0
0.5 to 1.5
Zinc (Zn), % 0
35.1 to 41.7
Residuals, % 0
0 to 0.5