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EN 1.7779 Steel vs. C95200 Bronze

EN 1.7779 steel belongs to the iron alloys classification, while C95200 bronze belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.7779 steel and the bottom bar is C95200 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 240
120
Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 16
29
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
42
Tensile Strength: Ultimate (UTS), MPa 810
520
Tensile Strength: Yield (Proof), MPa 660
190

Thermal Properties

Latent Heat of Fusion, J/g 260
230
Maximum Temperature: Mechanical, °C 470
220
Melting Completion (Liquidus), °C 1460
1050
Melting Onset (Solidus), °C 1420
1040
Specific Heat Capacity, J/kg-K 470
430
Thermal Conductivity, W/m-K 39
50
Thermal Expansion, µm/m-K 13
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.7
11
Electrical Conductivity: Equal Weight (Specific), % IACS 8.9
12

Otherwise Unclassified Properties

Base Metal Price, % relative 4.0
28
Density, g/cm3 7.8
8.3
Embodied Carbon, kg CO2/kg material 2.8
3.0
Embodied Energy, MJ/kg 41
50
Embodied Water, L/kg 64
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
120
Resilience: Unit (Modulus of Resilience), kJ/m3 1150
170
Stiffness to Weight: Axial, points 13
7.6
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 29
17
Strength to Weight: Bending, points 25
17
Thermal Diffusivity, mm2/s 11
14
Thermal Shock Resistance, points 23
19

Alloy Composition

Aluminum (Al), % 0 to 0.040
8.5 to 9.5
Carbon (C), % 0.17 to 0.23
0
Chromium (Cr), % 3.0 to 3.3
0
Copper (Cu), % 0 to 0.3
86 to 89
Iron (Fe), % 93.8 to 95.4
2.5 to 4.0
Manganese (Mn), % 0.3 to 0.5
0
Molybdenum (Mo), % 0.5 to 0.6
0
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0.15 to 0.35
0
Sulfur (S), % 0 to 0.010
0
Vanadium (V), % 0.45 to 0.55
0
Residuals, % 0
0 to 1.0