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AISI 308 Stainless Steel vs. C23000 Brass

AISI 308 stainless steel belongs to the iron alloys classification, while C23000 brass belongs to the copper alloys. There are 30 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is AISI 308 stainless steel and the bottom bar is C23000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 45
2.9 to 47
Poisson's Ratio 0.28
0.33
Rockwell B Hardness 76
48 to 87
Shear Modulus, GPa 78
42
Shear Strength, MPa 410
220 to 340
Tensile Strength: Ultimate (UTS), MPa 590
280 to 590
Tensile Strength: Yield (Proof), MPa 230
83 to 480

Thermal Properties

Latent Heat of Fusion, J/g 290
190
Maximum Temperature: Mechanical, °C 990
170
Melting Completion (Liquidus), °C 1420
1030
Melting Onset (Solidus), °C 1380
990
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 15
160
Thermal Expansion, µm/m-K 16
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
37
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
39

Otherwise Unclassified Properties

Base Metal Price, % relative 17
28
Density, g/cm3 7.8
8.6
Embodied Carbon, kg CO2/kg material 3.2
2.6
Embodied Energy, MJ/kg 46
43
Embodied Water, L/kg 150
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
6.2 to 260
Resilience: Unit (Modulus of Resilience), kJ/m3 140
31 to 1040
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 21
8.9 to 19
Strength to Weight: Bending, points 20
11 to 18
Thermal Diffusivity, mm2/s 4.1
48
Thermal Shock Resistance, points 13
9.4 to 20

Alloy Composition

Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 19 to 21
0
Copper (Cu), % 0
84 to 86
Iron (Fe), % 64.1 to 71
0 to 0.050
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 10 to 12
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 0.75
0
Sulfur (S), % 0 to 0.030
0
Zinc (Zn), % 0
13.7 to 16
Residuals, % 0
0 to 0.2