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AISI 409Cb Stainless Steel vs. CC764S Brass

AISI 409Cb stainless steel belongs to the iron alloys classification, while CC764S brass belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is AISI 409Cb stainless steel and the bottom bar is CC764S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 24
15
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 75
41
Tensile Strength: Ultimate (UTS), MPa 420
680
Tensile Strength: Yield (Proof), MPa 200
290

Thermal Properties

Latent Heat of Fusion, J/g 270
180
Maximum Temperature: Mechanical, °C 710
130
Melting Completion (Liquidus), °C 1450
850
Melting Onset (Solidus), °C 1410
810
Specific Heat Capacity, J/kg-K 480
400
Thermal Conductivity, W/m-K 25
94
Thermal Expansion, µm/m-K 10
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
32
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
36

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
23
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.2
2.9
Embodied Energy, MJ/kg 31
49
Embodied Water, L/kg 94
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83
80
Resilience: Unit (Modulus of Resilience), kJ/m3 100
390
Stiffness to Weight: Axial, points 14
7.6
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 15
24
Strength to Weight: Bending, points 16
22
Thermal Diffusivity, mm2/s 6.7
30
Thermal Shock Resistance, points 15
22

Alloy Composition

Aluminum (Al), % 0
1.0 to 3.0
Antimony (Sb), % 0
0 to 0.050
Carbon (C), % 0 to 0.060
0
Chromium (Cr), % 10.5 to 11.7
0
Copper (Cu), % 0
52 to 66
Iron (Fe), % 84.9 to 89.5
0.5 to 2.5
Lead (Pb), % 0
0 to 0.3
Manganese (Mn), % 0 to 1.0
0.3 to 4.0
Nickel (Ni), % 0 to 0.5
0 to 3.0
Niobium (Nb), % 0 to 0.75
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 0.040
0
Tin (Sn), % 0
0 to 0.3
Zinc (Zn), % 0
20.7 to 50.2