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C64800 Bronze vs. EN 1.7703 Steel

C64800 bronze belongs to the copper alloys classification, while EN 1.7703 steel belongs to the iron 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 C64800 bronze and the bottom bar is EN 1.7703 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 8.0
20
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 44
74
Shear Strength, MPa 380
420 to 430
Tensile Strength: Ultimate (UTS), MPa 640
670 to 690
Tensile Strength: Yield (Proof), MPa 630
460 to 500

Thermal Properties

Latent Heat of Fusion, J/g 220
250
Maximum Temperature: Mechanical, °C 200
460
Melting Completion (Liquidus), °C 1090
1470
Melting Onset (Solidus), °C 1030
1430
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 260
39
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 65
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 66
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 33
4.2
Density, g/cm3 8.9
7.9
Embodied Carbon, kg CO2/kg material 2.7
2.5
Embodied Energy, MJ/kg 43
35
Embodied Water, L/kg 310
61

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 51
120 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 1680
570 to 650
Stiffness to Weight: Axial, points 7.4
13
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 20
24
Strength to Weight: Bending, points 19
22
Thermal Diffusivity, mm2/s 75
11
Thermal Shock Resistance, points 23
19 to 20

Alloy Composition

Carbon (C), % 0
0.11 to 0.15
Chromium (Cr), % 0 to 0.090
2.0 to 2.5
Cobalt (Co), % 1.0 to 3.0
0
Copper (Cu), % 92.4 to 98.8
0 to 0.2
Iron (Fe), % 0 to 1.0
94.6 to 96.4
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0
0.3 to 0.6
Molybdenum (Mo), % 0
0.9 to 1.1
Nickel (Ni), % 0 to 0.5
0 to 0.25
Niobium (Nb), % 0
0 to 0.070
Nitrogen (N), % 0
0 to 0.012
Phosphorus (P), % 0 to 0.5
0 to 0.015
Silicon (Si), % 0.2 to 1.0
0 to 0.1
Sulfur (S), % 0
0 to 0.0050
Tin (Sn), % 0 to 0.5
0
Titanium (Ti), % 0
0 to 0.030
Vanadium (V), % 0
0.25 to 0.35
Zinc (Zn), % 0 to 0.5
0
Residuals, % 0 to 0.5
0