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EN 1.7220 Steel vs. C85700 Brass

EN 1.7220 steel belongs to the iron alloys classification, while C85700 brass belongs to the copper alloys. There are 24 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 1.7220 steel and the bottom bar is C85700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
100
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 73
40
Tensile Strength: Ultimate (UTS), MPa 520 to 1720
310

Thermal Properties

Latent Heat of Fusion, J/g 250
170
Maximum Temperature: Mechanical, °C 420
120
Melting Completion (Liquidus), °C 1460
940
Melting Onset (Solidus), °C 1420
910
Specific Heat Capacity, J/kg-K 470
380
Thermal Conductivity, W/m-K 44
84
Thermal Expansion, µm/m-K 13
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
22
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
25

Otherwise Unclassified Properties

Base Metal Price, % relative 2.5
24
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 1.5
2.8
Embodied Energy, MJ/kg 20
47
Embodied Water, L/kg 51
330

Common Calculations

Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 24
20
Strength to Weight: Axial, points 18 to 61
11
Strength to Weight: Bending, points 18 to 41
13
Thermal Diffusivity, mm2/s 12
27
Thermal Shock Resistance, points 15 to 50
10

Alloy Composition

Aluminum (Al), % 0
0 to 0.8
Carbon (C), % 0.3 to 0.37
0
Chromium (Cr), % 0.9 to 1.2
0
Copper (Cu), % 0
58 to 64
Iron (Fe), % 96.8 to 98.1
0 to 0.7
Lead (Pb), % 0
0.8 to 1.5
Manganese (Mn), % 0.6 to 0.9
0
Molybdenum (Mo), % 0.15 to 0.3
0
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0 to 0.4
0 to 0.050
Sulfur (S), % 0 to 0.035
0
Tin (Sn), % 0
0.5 to 1.5
Zinc (Zn), % 0
32 to 40
Residuals, % 0
0 to 1.3