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EN 1.7729 Steel vs. C93800 Bronze

EN 1.7729 steel belongs to the iron alloys classification, while C93800 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 1.7729 steel and the bottom bar is C93800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
96
Elongation at Break, % 17
9.7
Poisson's Ratio 0.29
0.35
Shear Modulus, GPa 73
35
Tensile Strength: Ultimate (UTS), MPa 910
200
Tensile Strength: Yield (Proof), MPa 750
120

Thermal Properties

Latent Heat of Fusion, J/g 250
170
Maximum Temperature: Mechanical, °C 430
140
Melting Completion (Liquidus), °C 1470
940
Melting Onset (Solidus), °C 1430
850
Specific Heat Capacity, J/kg-K 470
340
Thermal Conductivity, W/m-K 40
52
Thermal Expansion, µm/m-K 13
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.6
11
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
11

Otherwise Unclassified Properties

Base Metal Price, % relative 3.8
31
Density, g/cm3 7.8
9.1
Embodied Carbon, kg CO2/kg material 3.3
3.2
Embodied Energy, MJ/kg 49
51
Embodied Water, L/kg 59
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
17
Resilience: Unit (Modulus of Resilience), kJ/m3 1500
70
Stiffness to Weight: Axial, points 13
5.9
Stiffness to Weight: Bending, points 24
17
Strength to Weight: Axial, points 32
6.1
Strength to Weight: Bending, points 27
8.4
Thermal Diffusivity, mm2/s 11
17
Thermal Shock Resistance, points 27
8.1

Alloy Composition

Aluminum (Al), % 0.015 to 0.080
0 to 0.0050
Antimony (Sb), % 0
0 to 0.8
Arsenic (As), % 0 to 0.020
0
Boron (B), % 0.0010 to 0.010
0
Carbon (C), % 0.17 to 0.23
0
Chromium (Cr), % 0.9 to 1.2
0
Copper (Cu), % 0 to 0.2
75 to 79
Iron (Fe), % 94.8 to 97
0 to 0.15
Lead (Pb), % 0
13 to 16
Manganese (Mn), % 0.35 to 0.75
0
Molybdenum (Mo), % 0.9 to 1.1
0
Nickel (Ni), % 0 to 0.2
0 to 1.0
Phosphorus (P), % 0 to 0.020
0 to 1.5
Silicon (Si), % 0 to 0.4
0 to 0.0050
Sulfur (S), % 0 to 0.015
0 to 0.080
Tin (Sn), % 0 to 0.020
6.3 to 7.5
Titanium (Ti), % 0.070 to 0.15
0
Vanadium (V), % 0.6 to 0.8
0
Zinc (Zn), % 0
0 to 0.8
Residuals, % 0
0 to 1.0