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EN 1.7139 Steel vs. CC754S Brass

EN 1.7139 steel belongs to the iron alloys classification, while CC754S 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 1.7139 steel and the bottom bar is CC754S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150 to 180
90
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 480 to 1390
320

Thermal Properties

Latent Heat of Fusion, J/g 250
170
Maximum Temperature: Mechanical, °C 420
120
Melting Completion (Liquidus), °C 1460
830
Melting Onset (Solidus), °C 1420
780
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 44
95
Thermal Expansion, µm/m-K 13
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
27
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
30

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
23
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 1.4
2.8
Embodied Energy, MJ/kg 19
47
Embodied Water, L/kg 51
330

Common Calculations

Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 17 to 49
11
Strength to Weight: Bending, points 17 to 35
13
Thermal Diffusivity, mm2/s 12
31
Thermal Shock Resistance, points 14 to 41
10

Alloy Composition

Aluminum (Al), % 0
0 to 0.8
Carbon (C), % 0.14 to 0.19
0
Chromium (Cr), % 0.8 to 1.1
0
Copper (Cu), % 0 to 0.25
57 to 63
Iron (Fe), % 96.8 to 98
0 to 0.7
Lead (Pb), % 0
0.5 to 2.5
Manganese (Mn), % 1.0 to 1.3
0 to 0.5
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.025
0 to 0.020
Silicon (Si), % 0 to 0.3
0 to 0.3
Sulfur (S), % 0.020 to 0.040
0
Tin (Sn), % 0
0 to 1.0
Zinc (Zn), % 0
30.2 to 42.5