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EN 1.1221 Steel vs. CC767S Brass

EN 1.1221 steel belongs to the iron alloys classification, while CC767S brass belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.1221 steel and the bottom bar is CC767S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 250
86
Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 10 to 21
34
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 72
40
Tensile Strength: Ultimate (UTS), MPa 730 to 870
430
Tensile Strength: Yield (Proof), MPa 390 to 550
150

Thermal Properties

Latent Heat of Fusion, J/g 250
180
Maximum Temperature: Mechanical, °C 400
120
Melting Completion (Liquidus), °C 1460
840
Melting Onset (Solidus), °C 1410
790
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 48
110
Thermal Expansion, µm/m-K 12
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
32
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
36

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
23
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 1.5
2.7
Embodied Energy, MJ/kg 19
47
Embodied Water, L/kg 47
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 67 to 130
110
Resilience: Unit (Modulus of Resilience), kJ/m3 410 to 800
100
Stiffness to Weight: Axial, points 13
7.3
Stiffness to Weight: Bending, points 24
20
Strength to Weight: Axial, points 26 to 31
15
Strength to Weight: Bending, points 23 to 26
16
Thermal Diffusivity, mm2/s 13
34
Thermal Shock Resistance, points 23 to 28
14

Alloy Composition

Aluminum (Al), % 0
0.1 to 0.8
Carbon (C), % 0.57 to 0.65
0
Chromium (Cr), % 0 to 0.4
0
Copper (Cu), % 0
58 to 64
Iron (Fe), % 97.1 to 98.8
0 to 0.5
Lead (Pb), % 0
0 to 0.1
Manganese (Mn), % 0.6 to 0.9
0 to 0.5
Molybdenum (Mo), % 0 to 0.1
0
Nickel (Ni), % 0 to 0.4
0 to 1.0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0 to 0.4
0 to 0.2
Sulfur (S), % 0 to 0.035
0
Tin (Sn), % 0
0 to 0.1
Zinc (Zn), % 0
32.8 to 41.9