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AISI 308 Stainless Steel vs. CC753S Brass

AISI 308 stainless 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 (6, in this case) are not shown.

For each property being compared, the top bar is AISI 308 stainless steel and the bottom bar is CC753S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
100
Elastic (Young's, Tensile) Modulus, GPa 200
100
Elongation at Break, % 45
17
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 78
40
Tensile Strength: Ultimate (UTS), MPa 590
340
Tensile Strength: Yield (Proof), MPa 230
170

Thermal Properties

Latent Heat of Fusion, J/g 290
170
Maximum Temperature: Mechanical, °C 990
120
Melting Completion (Liquidus), °C 1420
820
Melting Onset (Solidus), °C 1380
780
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 15
99
Thermal Expansion, µm/m-K 16
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
26
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
29

Otherwise Unclassified Properties

Base Metal Price, % relative 17
23
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 3.2
2.8
Embodied Energy, MJ/kg 46
47
Embodied Water, L/kg 150
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
47
Resilience: Unit (Modulus of Resilience), kJ/m3 140
140
Stiffness to Weight: Axial, points 14
7.1
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 21
12
Strength to Weight: Bending, points 20
13
Thermal Diffusivity, mm2/s 4.1
32
Thermal Shock Resistance, points 13
11

Alloy Composition

Aluminum (Al), % 0
0.4 to 0.8
Antimony (Sb), % 0
0 to 0.050
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 19 to 21
0
Copper (Cu), % 0
56.8 to 60.5
Iron (Fe), % 64.1 to 71
0.5 to 0.8
Lead (Pb), % 0
1.8 to 2.5
Manganese (Mn), % 0 to 2.0
0 to 0.2
Nickel (Ni), % 10 to 12
0.5 to 1.2
Phosphorus (P), % 0 to 0.045
0 to 0.020
Silicon (Si), % 0 to 0.75
0 to 0.050
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.8
Zinc (Zn), % 0
33.1 to 40