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SAE-AISI 1021 Steel vs. CC753S Brass

SAE-AISI 1021 steel belongs to the iron alloys classification, while CC753S 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 1021 steel and the bottom bar is CC753S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130 to 150
100
Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 17 to 27
17
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 73
40
Tensile Strength: Ultimate (UTS), MPa 480 to 530
340
Tensile Strength: Yield (Proof), MPa 260 to 450
170

Thermal Properties

Latent Heat of Fusion, J/g 250
170
Maximum Temperature: Mechanical, °C 400
120
Melting Completion (Liquidus), °C 1460
820
Melting Onset (Solidus), °C 1420
780
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 52
99
Thermal Expansion, µm/m-K 12
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
26
Electrical Conductivity: Equal Weight (Specific), % IACS 8.0
29

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
23
Density, g/cm3 7.9
8.1
Embodied Carbon, kg CO2/kg material 1.4
2.8
Embodied Energy, MJ/kg 18
47
Embodied Water, L/kg 46
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 84 to 110
47
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 530
140
Stiffness to Weight: Axial, points 13
7.1
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 17 to 19
12
Strength to Weight: Bending, points 17 to 18
13
Thermal Diffusivity, mm2/s 14
32
Thermal Shock Resistance, points 15 to 17
11

Alloy Composition

Aluminum (Al), % 0
0.4 to 0.8
Antimony (Sb), % 0
0 to 0.050
Carbon (C), % 0.18 to 0.23
0
Copper (Cu), % 0
56.8 to 60.5
Iron (Fe), % 98.8 to 99.22
0.5 to 0.8
Lead (Pb), % 0
1.8 to 2.5
Manganese (Mn), % 0.6 to 0.9
0 to 0.2
Nickel (Ni), % 0
0.5 to 1.2
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0
0 to 0.050
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 0
0 to 0.8
Zinc (Zn), % 0
33.1 to 40