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EN 1.7767 Steel vs. C38500 Bronze

EN 1.7767 steel belongs to the iron alloys classification, while C38500 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 1.7767 steel and the bottom bar is C38500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 20
17
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 74
37
Shear Strength, MPa 420 to 430
230
Tensile Strength: Ultimate (UTS), MPa 670 to 690
370
Tensile Strength: Yield (Proof), MPa 460 to 500
130

Thermal Properties

Latent Heat of Fusion, J/g 250
160
Maximum Temperature: Mechanical, °C 480
110
Melting Completion (Liquidus), °C 1470
890
Melting Onset (Solidus), °C 1430
880
Specific Heat Capacity, J/kg-K 470
380
Thermal Conductivity, W/m-K 40
120
Thermal Expansion, µm/m-K 13
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.7
28
Electrical Conductivity: Equal Weight (Specific), % IACS 8.9
31

Otherwise Unclassified Properties

Base Metal Price, % relative 4.5
22
Density, g/cm3 7.9
8.1
Embodied Carbon, kg CO2/kg material 2.4
2.6
Embodied Energy, MJ/kg 33
45
Embodied Water, L/kg 64
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 130
48
Resilience: Unit (Modulus of Resilience), kJ/m3 570 to 650
78
Stiffness to Weight: Axial, points 13
7.0
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 24
13
Strength to Weight: Bending, points 22
14
Thermal Diffusivity, mm2/s 11
40
Thermal Shock Resistance, points 19 to 20
12

Alloy Composition

Carbon (C), % 0.1 to 0.15
0
Chromium (Cr), % 2.8 to 3.3
0
Copper (Cu), % 0 to 0.25
55 to 59
Iron (Fe), % 93.8 to 95.8
0 to 0.35
Lead (Pb), % 0
2.5 to 3.5
Manganese (Mn), % 0.3 to 0.6
0
Molybdenum (Mo), % 0.9 to 1.1
0
Nickel (Ni), % 0 to 0.25
0
Niobium (Nb), % 0 to 0.070
0
Nitrogen (N), % 0 to 0.012
0
Phosphorus (P), % 0 to 0.015
0
Silicon (Si), % 0 to 0.15
0
Sulfur (S), % 0 to 0.0050
0
Titanium (Ti), % 0 to 0.030
0
Vanadium (V), % 0.2 to 0.3
0
Zinc (Zn), % 0
36.7 to 42.5
Residuals, % 0
0 to 0.5