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C84500 Brass vs. AISI 409Cb Stainless Steel

C84500 brass belongs to the copper alloys classification, while AISI 409Cb stainless steel belongs to the iron 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 C84500 brass and the bottom bar is AISI 409Cb stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 28
24
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 39
75
Tensile Strength: Ultimate (UTS), MPa 240
420
Tensile Strength: Yield (Proof), MPa 97
200

Thermal Properties

Latent Heat of Fusion, J/g 180
270
Maximum Temperature: Mechanical, °C 150
710
Melting Completion (Liquidus), °C 980
1450
Melting Onset (Solidus), °C 840
1410
Specific Heat Capacity, J/kg-K 360
480
Thermal Conductivity, W/m-K 72
25
Thermal Expansion, µm/m-K 19
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 17
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 28
8.5
Density, g/cm3 8.7
7.8
Embodied Carbon, kg CO2/kg material 2.9
2.2
Embodied Energy, MJ/kg 47
31
Embodied Water, L/kg 340
94

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 54
83
Resilience: Unit (Modulus of Resilience), kJ/m3 45
100
Stiffness to Weight: Axial, points 6.6
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 7.7
15
Strength to Weight: Bending, points 9.8
16
Thermal Diffusivity, mm2/s 23
6.7
Thermal Shock Resistance, points 8.6
15

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.25
0
Carbon (C), % 0
0 to 0.060
Chromium (Cr), % 0
10.5 to 11.7
Copper (Cu), % 77 to 79
0
Iron (Fe), % 0 to 0.4
84.9 to 89.5
Lead (Pb), % 6.0 to 7.5
0
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0 to 1.0
0 to 0.5
Niobium (Nb), % 0
0 to 0.75
Phosphorus (P), % 0 to 0.020
0 to 0.045
Silicon (Si), % 0 to 0.0050
0 to 1.0
Sulfur (S), % 0 to 0.080
0 to 0.040
Tin (Sn), % 2.0 to 4.0
0
Zinc (Zn), % 10 to 14
0
Residuals, % 0 to 0.7
0