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EN 1.7117 Steel vs. CC755S Brass

EN 1.7117 steel belongs to the iron alloys classification, while CC755S brass belongs to the copper alloys. There are 25 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 EN 1.7117 steel and the bottom bar is CC755S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 480
110
Elastic (Young's, Tensile) Modulus, GPa 190
100
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 72
40
Tensile Strength: Ultimate (UTS), MPa 660 to 1930
390

Thermal Properties

Latent Heat of Fusion, J/g 270
170
Maximum Temperature: Mechanical, °C 420
120
Melting Completion (Liquidus), °C 1440
820
Melting Onset (Solidus), °C 1400
780
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 43
120
Thermal Expansion, µm/m-K 13
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
27
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
30

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
23
Density, g/cm3 7.7
8.1
Embodied Carbon, kg CO2/kg material 1.5
2.7
Embodied Energy, MJ/kg 21
46
Embodied Water, L/kg 51
330

Common Calculations

Stiffness to Weight: Axial, points 13
7.1
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 24 to 69
14
Strength to Weight: Bending, points 22 to 44
15
Thermal Diffusivity, mm2/s 12
38
Thermal Shock Resistance, points 20 to 58
13

Alloy Composition

Aluminum (Al), % 0
0.4 to 0.7
Carbon (C), % 0.49 to 0.56
0
Chromium (Cr), % 0.7 to 1.0
0
Copper (Cu), % 0
59.5 to 61
Iron (Fe), % 95.2 to 96.4
0.050 to 0.2
Lead (Pb), % 0
1.2 to 1.7
Manganese (Mn), % 0.7 to 1.0
0 to 0.050
Nickel (Ni), % 0.5 to 0.7
0 to 0.2
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 1.2 to 1.5
0 to 0.050
Sulfur (S), % 0 to 0.025
0
Tin (Sn), % 0
0 to 0.3
Zinc (Zn), % 0
35.8 to 38.9