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C17300 Copper vs. EN 1.7729 Steel

C17300 copper belongs to the copper alloys classification, while EN 1.7729 steel belongs to the iron 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 C17300 copper and the bottom bar is EN 1.7729 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 3.0 to 23
17
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 45
73
Shear Strength, MPa 320 to 790
560
Tensile Strength: Ultimate (UTS), MPa 500 to 1380
910
Tensile Strength: Yield (Proof), MPa 160 to 1200
750

Thermal Properties

Latent Heat of Fusion, J/g 230
250
Maximum Temperature: Mechanical, °C 270
430
Melting Completion (Liquidus), °C 980
1470
Melting Onset (Solidus), °C 870
1430
Specific Heat Capacity, J/kg-K 380
470
Thermal Conductivity, W/m-K 110
40
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 23
8.7

Otherwise Unclassified Properties

Density, g/cm3 8.8
7.8
Embodied Carbon, kg CO2/kg material 9.4
3.3
Embodied Energy, MJ/kg 150
49
Embodied Water, L/kg 310
59

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40 to 88
150
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 5410
1500
Stiffness to Weight: Axial, points 7.6
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 16 to 44
32
Strength to Weight: Bending, points 16 to 31
27
Thermal Diffusivity, mm2/s 32
11
Thermal Shock Resistance, points 17 to 48
27

Alloy Composition

Aluminum (Al), % 0 to 0.2
0.015 to 0.080
Arsenic (As), % 0
0 to 0.020
Beryllium (Be), % 1.8 to 2.0
0
Boron (B), % 0
0.0010 to 0.010
Carbon (C), % 0
0.17 to 0.23
Chromium (Cr), % 0
0.9 to 1.2
Copper (Cu), % 95.5 to 97.8
0 to 0.2
Iron (Fe), % 0 to 0.4
94.8 to 97
Lead (Pb), % 0.2 to 0.6
0
Manganese (Mn), % 0
0.35 to 0.75
Molybdenum (Mo), % 0
0.9 to 1.1
Nickel (Ni), % 0.2 to 0.6
0 to 0.2
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0 to 0.2
0 to 0.4
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 0
0 to 0.020
Titanium (Ti), % 0
0.070 to 0.15
Vanadium (V), % 0
0.6 to 0.8
Residuals, % 0 to 0.5
0