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SAE-AISI 4820 Steel vs. C35600 Brass

SAE-AISI 4820 steel belongs to the iron alloys classification, while C35600 brass belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 4820 steel and the bottom bar is C35600 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
100
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 73
39
Tensile Strength: Ultimate (UTS), MPa 570
340 to 650

Thermal Properties

Latent Heat of Fusion, J/g 250
170
Maximum Temperature: Mechanical, °C 410
120
Melting Completion (Liquidus), °C 1460
900
Melting Onset (Solidus), °C 1420
890
Specific Heat Capacity, J/kg-K 470
380
Thermal Conductivity, W/m-K 51
120
Thermal Expansion, µm/m-K 11
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.6
26
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
29

Otherwise Unclassified Properties

Base Metal Price, % relative 4.3
23
Density, g/cm3 7.9
8.1
Embodied Carbon, kg CO2/kg material 1.8
2.6
Embodied Energy, MJ/kg 24
45
Embodied Water, L/kg 53
320

Common Calculations

Stiffness to Weight: Axial, points 13
7.0
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 20
11 to 22
Strength to Weight: Bending, points 19
13 to 21
Thermal Diffusivity, mm2/s 14
38
Thermal Shock Resistance, points 19
11 to 22

Alloy Composition

Carbon (C), % 0.18 to 0.23
0
Copper (Cu), % 0
60 to 63
Iron (Fe), % 94.6 to 95.7
0 to 0.1
Lead (Pb), % 0
2.0 to 3.0
Manganese (Mn), % 0.5 to 0.7
0
Molybdenum (Mo), % 0.2 to 0.3
0
Nickel (Ni), % 3.3 to 3.8
0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0.15 to 0.35
0
Sulfur (S), % 0 to 0.040
0
Zinc (Zn), % 0
33.4 to 38
Residuals, % 0
0 to 0.5