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EN 1.7390 Steel vs. CC751S Brass

EN 1.7390 steel belongs to the iron alloys classification, while CC751S brass belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.7390 steel and the bottom bar is CC751S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
130
Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 16
5.6
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 74
40
Tensile Strength: Ultimate (UTS), MPa 710
450
Tensile Strength: Yield (Proof), MPa 480
320

Thermal Properties

Latent Heat of Fusion, J/g 260
190
Maximum Temperature: Mechanical, °C 510
130
Melting Completion (Liquidus), °C 1460
850
Melting Onset (Solidus), °C 1420
810
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 40
110
Thermal Expansion, µm/m-K 13
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.1
25
Electrical Conductivity: Equal Weight (Specific), % IACS 9.3
28

Otherwise Unclassified Properties

Base Metal Price, % relative 4.3
24
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 1.7
2.8
Embodied Energy, MJ/kg 23
46
Embodied Water, L/kg 69
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
23
Resilience: Unit (Modulus of Resilience), kJ/m3 600
480
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 25
15
Strength to Weight: Bending, points 23
16
Thermal Diffusivity, mm2/s 11
35
Thermal Shock Resistance, points 20
15

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Antimony (Sb), % 0
0 to 0.5
Carbon (C), % 0 to 0.18
0
Chromium (Cr), % 4.0 to 6.0
0
Copper (Cu), % 0
62.7 to 66
Iron (Fe), % 91.9 to 95.3
0.25 to 0.5
Lead (Pb), % 0
0.8 to 2.2
Manganese (Mn), % 0.3 to 0.8
0 to 0.15
Molybdenum (Mo), % 0.45 to 0.65
0
Nickel (Ni), % 0
0 to 0.8
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0 to 0.4
0.65 to 1.1
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
0 to 0.8
Zinc (Zn), % 0
27.9 to 35.6