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AISI 304Cu Stainless Steel vs. CC762S Brass

AISI 304Cu stainless steel belongs to the iron alloys classification, while CC762S brass belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is AISI 304Cu stainless steel and the bottom bar is CC762S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
210
Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 45
7.3
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 76
43
Tensile Strength: Ultimate (UTS), MPa 530
840
Tensile Strength: Yield (Proof), MPa 210
540

Thermal Properties

Latent Heat of Fusion, J/g 290
200
Maximum Temperature: Mechanical, °C 930
160
Melting Completion (Liquidus), °C 1410
920
Melting Onset (Solidus), °C 1370
870
Specific Heat Capacity, J/kg-K 480
420
Thermal Conductivity, W/m-K 13
51
Thermal Expansion, µm/m-K 16
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
28
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
32

Otherwise Unclassified Properties

Base Metal Price, % relative 16
24
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 3.0
3.1
Embodied Energy, MJ/kg 43
51
Embodied Water, L/kg 150
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
54
Resilience: Unit (Modulus of Resilience), kJ/m3 110
1290
Stiffness to Weight: Axial, points 14
7.8
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 19
29
Strength to Weight: Bending, points 19
25
Thermal Diffusivity, mm2/s 3.5
15
Thermal Shock Resistance, points 12
27

Alloy Composition

Aluminum (Al), % 0
3.0 to 7.0
Antimony (Sb), % 0
0 to 0.030
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 17 to 19
0
Copper (Cu), % 3.0 to 4.0
57 to 67
Iron (Fe), % 63.9 to 72
1.5 to 4.0
Lead (Pb), % 0
0 to 0.2
Manganese (Mn), % 0 to 2.0
2.5 to 5.0
Nickel (Ni), % 8.0 to 10
0 to 3.0
Phosphorus (P), % 0 to 0.045
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 0.1
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.2
Zinc (Zn), % 0
13.4 to 36