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AISI 308 Stainless Steel vs. C84000 Brass

AISI 308 stainless steel belongs to the iron alloys classification, while C84000 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 C84000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
65
Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 45
27
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 78
42
Tensile Strength: Ultimate (UTS), MPa 590
250
Tensile Strength: Yield (Proof), MPa 230
140

Thermal Properties

Latent Heat of Fusion, J/g 290
190
Maximum Temperature: Mechanical, °C 990
170
Melting Completion (Liquidus), °C 1420
1040
Melting Onset (Solidus), °C 1380
940
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 15
72
Thermal Expansion, µm/m-K 16
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
16
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
17

Otherwise Unclassified Properties

Base Metal Price, % relative 17
30
Density, g/cm3 7.8
8.6
Embodied Carbon, kg CO2/kg material 3.2
3.0
Embodied Energy, MJ/kg 46
49
Embodied Water, L/kg 150
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
58
Resilience: Unit (Modulus of Resilience), kJ/m3 140
83
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 21
8.2
Strength to Weight: Bending, points 20
10
Thermal Diffusivity, mm2/s 4.1
22
Thermal Shock Resistance, points 13
9.0

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.020
Boron (B), % 0
0 to 0.1
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 19 to 21
0
Copper (Cu), % 0
82 to 89
Iron (Fe), % 64.1 to 71
0 to 0.4
Lead (Pb), % 0
0 to 0.090
Manganese (Mn), % 0 to 2.0
0 to 0.010
Nickel (Ni), % 10 to 12
0.5 to 2.0
Phosphorus (P), % 0 to 0.045
0 to 0.050
Silicon (Si), % 0 to 0.75
0 to 0.0050
Sulfur (S), % 0 to 0.030
0.1 to 0.65
Tin (Sn), % 0
2.0 to 4.0
Zinc (Zn), % 0
5.0 to 14
Zirconium (Zr), % 0
0 to 0.1
Residuals, % 0
0 to 0.7