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EN 1.7709 Steel vs. C95800 Bronze

EN 1.7709 steel belongs to the iron alloys classification, while C95800 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 1.7709 steel and the bottom bar is C95800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
44
Tensile Strength: Ultimate (UTS), MPa 650 to 780
660

Thermal Properties

Latent Heat of Fusion, J/g 250
230
Maximum Temperature: Mechanical, °C 440
230
Melting Completion (Liquidus), °C 1470
1060
Melting Onset (Solidus), °C 1420
1040
Specific Heat Capacity, J/kg-K 470
440
Thermal Conductivity, W/m-K 33
36
Thermal Expansion, µm/m-K 11
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
7.6

Otherwise Unclassified Properties

Base Metal Price, % relative 3.4
29
Density, g/cm3 7.8
8.3
Embodied Carbon, kg CO2/kg material 2.3
3.4
Embodied Energy, MJ/kg 32
55
Embodied Water, L/kg 56
370

Common Calculations

Stiffness to Weight: Axial, points 13
7.9
Stiffness to Weight: Bending, points 24
20
Strength to Weight: Axial, points 23 to 27
22
Strength to Weight: Bending, points 21 to 24
20
Thermal Diffusivity, mm2/s 8.9
9.9
Thermal Shock Resistance, points 22 to 26
23

Alloy Composition

Aluminum (Al), % 0 to 0.030
8.5 to 9.5
Carbon (C), % 0.17 to 0.25
0
Chromium (Cr), % 1.2 to 1.5
0
Copper (Cu), % 0
79 to 83.2
Iron (Fe), % 95.2 to 97.5
3.5 to 4.5
Lead (Pb), % 0
0 to 0.030
Manganese (Mn), % 0.4 to 0.8
0.8 to 1.5
Molybdenum (Mo), % 0.55 to 0.8
0
Nickel (Ni), % 0 to 0.6
4.0 to 5.0
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0 to 0.4
0 to 0.1
Sulfur (S), % 0 to 0.030
0
Vanadium (V), % 0.2 to 0.35
0
Residuals, % 0
0 to 0.5