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EN 1.7725 Steel vs. C94500 Bronze

EN 1.7725 steel belongs to the iron alloys classification, while C94500 bronze belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.7725 steel and the bottom bar is C94500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250 to 300
50
Elastic (Young's, Tensile) Modulus, GPa 190
92
Elongation at Break, % 14
12
Poisson's Ratio 0.29
0.36
Shear Modulus, GPa 73
34
Tensile Strength: Ultimate (UTS), MPa 830 to 1000
170
Tensile Strength: Yield (Proof), MPa 610 to 860
83

Thermal Properties

Latent Heat of Fusion, J/g 250
160
Maximum Temperature: Mechanical, °C 440
130
Melting Completion (Liquidus), °C 1460
940
Melting Onset (Solidus), °C 1420
800
Specific Heat Capacity, J/kg-K 470
330
Thermal Conductivity, W/m-K 39
52
Thermal Expansion, µm/m-K 13
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
10
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
9.7

Otherwise Unclassified Properties

Base Metal Price, % relative 2.9
30
Density, g/cm3 7.8
9.3
Embodied Carbon, kg CO2/kg material 1.8
3.2
Embodied Energy, MJ/kg 24
51
Embodied Water, L/kg 54
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 130
17
Resilience: Unit (Modulus of Resilience), kJ/m3 980 to 1940
37
Stiffness to Weight: Axial, points 13
5.5
Stiffness to Weight: Bending, points 24
16
Strength to Weight: Axial, points 29 to 35
5.2
Strength to Weight: Bending, points 25 to 28
7.4
Thermal Diffusivity, mm2/s 11
17
Thermal Shock Resistance, points 24 to 29
6.7

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.8
Carbon (C), % 0.27 to 0.34
0
Chromium (Cr), % 1.3 to 1.7
0
Copper (Cu), % 0
66.7 to 78
Iron (Fe), % 95.7 to 97.5
0 to 0.15
Lead (Pb), % 0
16 to 22
Manganese (Mn), % 0.6 to 1.0
0
Molybdenum (Mo), % 0.3 to 0.5
0
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.025
0 to 0.050
Silicon (Si), % 0 to 0.6
0 to 0.0050
Sulfur (S), % 0 to 0.030
0 to 0.080
Tin (Sn), % 0
6.0 to 8.0
Vanadium (V), % 0.050 to 0.15
0
Zinc (Zn), % 0
0 to 1.2