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AISI 420F Stainless Steel vs. C84200 Brass

AISI 420F stainless steel belongs to the iron alloys classification, while C84200 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 420F stainless steel and the bottom bar is C84200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 18
15
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 76
40
Tensile Strength: Ultimate (UTS), MPa 740
250
Tensile Strength: Yield (Proof), MPa 430
120

Thermal Properties

Latent Heat of Fusion, J/g 270
180
Maximum Temperature: Mechanical, °C 760
150
Melting Completion (Liquidus), °C 1440
990
Melting Onset (Solidus), °C 1390
840
Specific Heat Capacity, J/kg-K 480
370
Thermal Conductivity, W/m-K 25
72
Thermal Expansion, µm/m-K 10
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.1
16
Electrical Conductivity: Equal Weight (Specific), % IACS 3.7
17

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
30
Density, g/cm3 7.7
8.5
Embodied Carbon, kg CO2/kg material 2.0
3.1
Embodied Energy, MJ/kg 28
51
Embodied Water, L/kg 100
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
31
Resilience: Unit (Modulus of Resilience), kJ/m3 480
72
Stiffness to Weight: Axial, points 14
6.9
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 27
8.2
Strength to Weight: Bending, points 23
10
Thermal Diffusivity, mm2/s 6.8
23
Thermal Shock Resistance, points 27
9.1

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Carbon (C), % 0.3 to 0.4
0
Chromium (Cr), % 12 to 14
0
Copper (Cu), % 0
78 to 82
Iron (Fe), % 82.4 to 87.6
0 to 0.4
Lead (Pb), % 0
2.0 to 3.0
Manganese (Mn), % 0 to 1.3
0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 0
0 to 0.8
Phosphorus (P), % 0 to 0.060
0 to 1.5
Silicon (Si), % 0 to 1.0
0 to 0.0050
Sulfur (S), % 0.15 to 0.35
0 to 0.080
Tin (Sn), % 0
4.0 to 6.0
Zinc (Zn), % 0
10 to 16
Residuals, % 0
0 to 0.7