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SAE-AISI 1548 Steel vs. C68400 Brass

SAE-AISI 1548 steel belongs to the iron alloys classification, while C68400 brass belongs to the copper alloys. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1548 steel and the bottom bar is C68400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220 to 250
150
Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 11 to 16
18
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 72
41
Shear Strength, MPa 440 to 500
330
Tensile Strength: Ultimate (UTS), MPa 730 to 830
540
Tensile Strength: Yield (Proof), MPa 420 to 690
310

Thermal Properties

Latent Heat of Fusion, J/g 250
210
Maximum Temperature: Mechanical, °C 400
130
Melting Completion (Liquidus), °C 1460
840
Melting Onset (Solidus), °C 1420
820
Specific Heat Capacity, J/kg-K 470
400
Thermal Conductivity, W/m-K 51
66
Thermal Expansion, µm/m-K 12
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
87
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
99

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
23
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.4
2.7
Embodied Energy, MJ/kg 19
47
Embodied Water, L/kg 47
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 79 to 99
81
Resilience: Unit (Modulus of Resilience), kJ/m3 470 to 1280
460
Stiffness to Weight: Axial, points 13
7.5
Stiffness to Weight: Bending, points 24
20
Strength to Weight: Axial, points 26 to 30
19
Strength to Weight: Bending, points 23 to 25
19
Thermal Diffusivity, mm2/s 14
21
Thermal Shock Resistance, points 23 to 27
18

Alloy Composition

Aluminum (Al), % 0
0 to 0.5
Boron (B), % 0
0.0010 to 0.030
Carbon (C), % 0.44 to 0.52
0
Copper (Cu), % 0
59 to 64
Iron (Fe), % 98 to 98.5
0 to 1.0
Lead (Pb), % 0
0 to 0.090
Manganese (Mn), % 1.1 to 1.4
0.2 to 1.5
Nickel (Ni), % 0
0 to 0.5
Phosphorus (P), % 0 to 0.040
0.030 to 0.3
Silicon (Si), % 0
1.5 to 2.5
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 0
0 to 0.5
Zinc (Zn), % 0
28.6 to 39.3
Residuals, % 0
0 to 0.5