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C27200 Brass vs. EN 1.7720 Steel

C27200 brass belongs to the copper alloys classification, while EN 1.7720 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 C27200 brass and the bottom bar is EN 1.7720 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 10 to 50
19
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 40
73
Tensile Strength: Ultimate (UTS), MPa 370 to 590
590
Tensile Strength: Yield (Proof), MPa 150 to 410
340

Thermal Properties

Latent Heat of Fusion, J/g 170
250
Maximum Temperature: Mechanical, °C 130
410
Melting Completion (Liquidus), °C 920
1470
Melting Onset (Solidus), °C 870
1430
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 120
40
Thermal Expansion, µm/m-K 20
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 31
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 24
2.8
Density, g/cm3 8.1
7.9
Embodied Carbon, kg CO2/kg material 2.7
2.2
Embodied Energy, MJ/kg 45
30
Embodied Water, L/kg 320
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 30 to 270
97
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 810
300
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 13 to 20
21
Strength to Weight: Bending, points 14 to 19
20
Thermal Diffusivity, mm2/s 37
11
Thermal Shock Resistance, points 12 to 20
17

Alloy Composition

Carbon (C), % 0
0.1 to 0.15
Chromium (Cr), % 0
0.3 to 0.5
Copper (Cu), % 62 to 65
0 to 0.3
Iron (Fe), % 0 to 0.070
96.6 to 98.6
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0.4 to 0.7
Molybdenum (Mo), % 0
0.4 to 0.6
Nickel (Ni), % 0
0 to 0.4
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 0.45
Sulfur (S), % 0
0 to 0.020
Vanadium (V), % 0
0.22 to 0.3
Zinc (Zn), % 34.6 to 38
0
Residuals, % 0 to 0.3
0