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SAE-AISI 1074 Steel vs. C21000 Brass

SAE-AISI 1074 steel belongs to the iron alloys classification, while C21000 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 SAE-AISI 1074 steel and the bottom bar is C21000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 11 to 14
2.9 to 50
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 72
43
Shear Strength, MPa 440 to 490
180 to 280
Tensile Strength: Ultimate (UTS), MPa 740 to 820
240 to 450
Tensile Strength: Yield (Proof), MPa 450 to 570
69 to 440

Thermal Properties

Latent Heat of Fusion, J/g 250
200
Maximum Temperature: Mechanical, °C 400
190
Melting Completion (Liquidus), °C 1460
1070
Melting Onset (Solidus), °C 1420
1050
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 50
230
Thermal Expansion, µm/m-K 12
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
56
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
57

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
30
Density, g/cm3 7.8
8.8
Embodied Carbon, kg CO2/kg material 1.4
2.6
Embodied Energy, MJ/kg 19
42
Embodied Water, L/kg 46
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 77 to 94
13 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 550 to 860
21 to 830
Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 26 to 29
7.4 to 14
Strength to Weight: Bending, points 23 to 25
9.6 to 15
Thermal Diffusivity, mm2/s 14
69
Thermal Shock Resistance, points 24 to 26
8.1 to 15

Alloy Composition

Carbon (C), % 0.7 to 0.8
0
Copper (Cu), % 0
94 to 96
Iron (Fe), % 98.3 to 98.8
0 to 0.050
Lead (Pb), % 0
0 to 0.030
Manganese (Mn), % 0.5 to 0.8
0
Phosphorus (P), % 0 to 0.040
0
Sulfur (S), % 0 to 0.050
0
Zinc (Zn), % 0
3.7 to 6.0
Residuals, % 0
0 to 0.2