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EN 1.6957 Steel vs. C95820 Bronze

EN 1.6957 steel belongs to the iron alloys classification, while C95820 bronze belongs to the copper alloys. There are 28 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 1.6957 steel and the bottom bar is C95820 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 18
15
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
44
Tensile Strength: Ultimate (UTS), MPa 930
730
Tensile Strength: Yield (Proof), MPa 780
310

Thermal Properties

Latent Heat of Fusion, J/g 250
230
Maximum Temperature: Mechanical, °C 450
230
Melting Completion (Liquidus), °C 1460
1080
Melting Onset (Solidus), °C 1420
1020
Specific Heat Capacity, J/kg-K 470
440
Thermal Conductivity, W/m-K 47
38
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.9
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 9.1
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 5.0
29
Density, g/cm3 7.9
8.3
Embodied Carbon, kg CO2/kg material 2.1
3.5
Embodied Energy, MJ/kg 29
56
Embodied Water, L/kg 60
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
86
Resilience: Unit (Modulus of Resilience), kJ/m3 1630
400
Stiffness to Weight: Axial, points 13
8.0
Stiffness to Weight: Bending, points 24
20
Strength to Weight: Axial, points 33
24
Strength to Weight: Bending, points 27
22
Thermal Diffusivity, mm2/s 13
11
Thermal Shock Resistance, points 27
25

Alloy Composition

Aluminum (Al), % 0
9.0 to 10
Carbon (C), % 0.22 to 0.32
0
Chromium (Cr), % 1.2 to 1.8
0
Copper (Cu), % 0
77.5 to 82.5
Iron (Fe), % 92.7 to 94.7
4.0 to 5.0
Lead (Pb), % 0
0 to 0.020
Manganese (Mn), % 0.15 to 0.4
0 to 1.5
Molybdenum (Mo), % 0.25 to 0.45
0
Nickel (Ni), % 3.4 to 4.0
4.5 to 5.8
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 0 to 0.15
0 to 0.1
Sulfur (S), % 0 to 0.0070
0
Tin (Sn), % 0
0 to 0.020
Vanadium (V), % 0.050 to 0.15
0
Zinc (Zn), % 0
0 to 0.2
Residuals, % 0
0 to 0.8