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EN 1.7720 Steel vs. C63000 Bronze

EN 1.7720 steel belongs to the iron alloys classification, while C63000 bronze belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.7720 steel and the bottom bar is C63000 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 19
7.9 to 15
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
44
Tensile Strength: Ultimate (UTS), MPa 590
660 to 790
Tensile Strength: Yield (Proof), MPa 340
330 to 390

Thermal Properties

Latent Heat of Fusion, J/g 250
230
Maximum Temperature: Mechanical, °C 410
230
Melting Completion (Liquidus), °C 1470
1050
Melting Onset (Solidus), °C 1430
1040
Specific Heat Capacity, J/kg-K 470
440
Thermal Conductivity, W/m-K 40
39
Thermal Expansion, µm/m-K 13
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
7.6

Otherwise Unclassified Properties

Base Metal Price, % relative 2.8
29
Density, g/cm3 7.9
8.2
Embodied Carbon, kg CO2/kg material 2.2
3.5
Embodied Energy, MJ/kg 30
57
Embodied Water, L/kg 51
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 97
47 to 82
Resilience: Unit (Modulus of Resilience), kJ/m3 300
470 to 640
Stiffness to Weight: Axial, points 13
7.9
Stiffness to Weight: Bending, points 24
20
Strength to Weight: Axial, points 21
22 to 26
Strength to Weight: Bending, points 20
20 to 23
Thermal Diffusivity, mm2/s 11
11
Thermal Shock Resistance, points 17
23 to 27

Alloy Composition

Aluminum (Al), % 0
9.0 to 11
Carbon (C), % 0.1 to 0.15
0
Chromium (Cr), % 0.3 to 0.5
0
Copper (Cu), % 0 to 0.3
76.8 to 85
Iron (Fe), % 96.6 to 98.6
2.0 to 4.0
Manganese (Mn), % 0.4 to 0.7
0 to 1.5
Molybdenum (Mo), % 0.4 to 0.6
0
Nickel (Ni), % 0 to 0.4
4.0 to 5.5
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.45
0 to 0.25
Sulfur (S), % 0 to 0.020
0
Tin (Sn), % 0
0 to 0.2
Vanadium (V), % 0.22 to 0.3
0
Zinc (Zn), % 0
0 to 0.3
Residuals, % 0
0 to 0.5