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SAE-AISI 1040 Steel vs. CC767S Brass

SAE-AISI 1040 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 (3, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1040 steel and the bottom bar is CC767S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160 to 180
86
Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 13 to 20
34
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 73
40
Tensile Strength: Ultimate (UTS), MPa 570 to 640
430
Tensile Strength: Yield (Proof), MPa 320 to 530
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 1420
790
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 51
110
Thermal Expansion, µm/m-K 12
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
32
Electrical Conductivity: Equal Weight (Specific), % IACS 8.0
36

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
23
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 1.4
2.7
Embodied Energy, MJ/kg 18
47
Embodied Water, L/kg 46
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 79 to 96
110
Resilience: Unit (Modulus of Resilience), kJ/m3 270 to 760
100
Stiffness to Weight: Axial, points 13
7.3
Stiffness to Weight: Bending, points 24
20
Strength to Weight: Axial, points 20 to 23
15
Strength to Weight: Bending, points 19 to 21
16
Thermal Diffusivity, mm2/s 14
34
Thermal Shock Resistance, points 18 to 20
14

Alloy Composition

Aluminum (Al), % 0
0.1 to 0.8
Carbon (C), % 0.37 to 0.44
0
Copper (Cu), % 0
58 to 64
Iron (Fe), % 98.6 to 99.03
0 to 0.5
Lead (Pb), % 0
0 to 0.1
Manganese (Mn), % 0.6 to 0.9
0 to 0.5
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0
0 to 0.2
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 0
0 to 0.1
Zinc (Zn), % 0
32.8 to 41.9