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AISI 439 Stainless Steel vs. C83300 Brass

AISI 439 stainless steel belongs to the iron alloys classification, while C83300 brass belongs to the copper alloys. There are 29 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 439 stainless steel and the bottom bar is C83300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
35
Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 23
35
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 77
42
Tensile Strength: Ultimate (UTS), MPa 490
220
Tensile Strength: Yield (Proof), MPa 250
69

Thermal Properties

Latent Heat of Fusion, J/g 280
200
Maximum Temperature: Mechanical, °C 890
180
Melting Completion (Liquidus), °C 1510
1060
Melting Onset (Solidus), °C 1430
1030
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 25
160
Thermal Expansion, µm/m-K 11
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
32
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
33

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
30
Density, g/cm3 7.7
8.8
Embodied Carbon, kg CO2/kg material 2.3
2.7
Embodied Energy, MJ/kg 34
44
Embodied Water, L/kg 120
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 95
60
Resilience: Unit (Modulus of Resilience), kJ/m3 160
21
Stiffness to Weight: Axial, points 14
7.0
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 18
6.9
Strength to Weight: Bending, points 18
9.2
Thermal Diffusivity, mm2/s 6.7
48
Thermal Shock Resistance, points 16
7.9

Alloy Composition

Aluminum (Al), % 0 to 0.15
0
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 17 to 19
0
Copper (Cu), % 0
92 to 94
Iron (Fe), % 77.1 to 82.8
0
Lead (Pb), % 0
1.0 to 2.0
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 0 to 0.5
0
Nitrogen (N), % 0 to 0.030
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
1.0 to 2.0
Titanium (Ti), % 0.2 to 1.1
0
Zinc (Zn), % 0
2.0 to 6.0
Residuals, % 0
0 to 0.7