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EN 1.7390 Steel vs. C38500 Bronze

EN 1.7390 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 (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.7390 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, % 16
17
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 74
37
Shear Strength, MPa 440
230
Tensile Strength: Ultimate (UTS), MPa 710
370
Tensile Strength: Yield (Proof), MPa 480
130

Thermal Properties

Latent Heat of Fusion, J/g 260
160
Maximum Temperature: Mechanical, °C 510
110
Melting Completion (Liquidus), °C 1460
890
Melting Onset (Solidus), °C 1420
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 8.1
28
Electrical Conductivity: Equal Weight (Specific), % IACS 9.3
31

Otherwise Unclassified Properties

Base Metal Price, % relative 4.3
22
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 1.7
2.6
Embodied Energy, MJ/kg 23
45
Embodied Water, L/kg 69
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
48
Resilience: Unit (Modulus of Resilience), kJ/m3 600
78
Stiffness to Weight: Axial, points 14
7.0
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 25
13
Strength to Weight: Bending, points 23
14
Thermal Diffusivity, mm2/s 11
40
Thermal Shock Resistance, points 20
12

Alloy Composition

Carbon (C), % 0 to 0.18
0
Chromium (Cr), % 4.0 to 6.0
0
Copper (Cu), % 0
55 to 59
Iron (Fe), % 91.9 to 95.3
0 to 0.35
Lead (Pb), % 0
2.5 to 3.5
Manganese (Mn), % 0.3 to 0.8
0
Molybdenum (Mo), % 0.45 to 0.65
0
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0 to 0.4
0
Sulfur (S), % 0 to 0.015
0
Zinc (Zn), % 0
36.7 to 42.5
Residuals, % 0
0 to 0.5