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AISI 420F Stainless Steel vs. C64800 Bronze

AISI 420F stainless steel belongs to the iron alloys classification, while C64800 bronze belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is AISI 420F stainless steel and the bottom bar is C64800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 18
8.0
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 76
44
Shear Strength, MPa 460
380
Tensile Strength: Ultimate (UTS), MPa 740
640
Tensile Strength: Yield (Proof), MPa 430
630

Thermal Properties

Latent Heat of Fusion, J/g 270
220
Maximum Temperature: Mechanical, °C 760
200
Melting Completion (Liquidus), °C 1440
1090
Melting Onset (Solidus), °C 1390
1030
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 25
260
Thermal Expansion, µm/m-K 10
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.1
65
Electrical Conductivity: Equal Weight (Specific), % IACS 3.7
66

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
33
Density, g/cm3 7.7
8.9
Embodied Carbon, kg CO2/kg material 2.0
2.7
Embodied Energy, MJ/kg 28
43
Embodied Water, L/kg 100
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
51
Resilience: Unit (Modulus of Resilience), kJ/m3 480
1680
Stiffness to Weight: Axial, points 14
7.4
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 27
20
Strength to Weight: Bending, points 23
19
Thermal Diffusivity, mm2/s 6.8
75
Thermal Shock Resistance, points 27
23

Alloy Composition

Carbon (C), % 0.3 to 0.4
0
Chromium (Cr), % 12 to 14
0 to 0.090
Cobalt (Co), % 0
1.0 to 3.0
Copper (Cu), % 0
92.4 to 98.8
Iron (Fe), % 82.4 to 87.6
0 to 1.0
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0 to 1.3
0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 0
0 to 0.5
Phosphorus (P), % 0 to 0.060
0 to 0.5
Silicon (Si), % 0 to 1.0
0.2 to 1.0
Sulfur (S), % 0.15 to 0.35
0
Tin (Sn), % 0
0 to 0.5
Zinc (Zn), % 0
0 to 0.5
Residuals, % 0
0 to 0.5