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AISI 431 Stainless Steel vs. C66100 Bronze

AISI 431 stainless steel belongs to the iron alloys classification, while C66100 bronze belongs to the copper alloys. There are 27 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 431 stainless steel and the bottom bar is C66100 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 15 to 17
8.0 to 40
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 77
43
Shear Strength, MPa 550 to 840
280 to 460
Tensile Strength: Ultimate (UTS), MPa 890 to 1380
410 to 790
Tensile Strength: Yield (Proof), MPa 710 to 1040
120 to 430

Thermal Properties

Latent Heat of Fusion, J/g 280
260
Maximum Temperature: Mechanical, °C 850
200
Melting Completion (Liquidus), °C 1510
1050
Melting Onset (Solidus), °C 1450
1000
Specific Heat Capacity, J/kg-K 480
400
Thermal Conductivity, W/m-K 26
34
Thermal Expansion, µm/m-K 12
17

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
29
Density, g/cm3 7.7
8.7
Embodied Carbon, kg CO2/kg material 2.2
2.6
Embodied Energy, MJ/kg 31
42
Embodied Water, L/kg 120
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 180
53 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 1270 to 2770
60 to 790
Stiffness to Weight: Axial, points 14
7.4
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 32 to 50
13 to 25
Strength to Weight: Bending, points 27 to 36
14 to 22
Thermal Diffusivity, mm2/s 7.0
9.7
Thermal Shock Resistance, points 28 to 43
15 to 29

Alloy Composition

Carbon (C), % 0 to 0.2
0
Chromium (Cr), % 15 to 17
0
Copper (Cu), % 0
92 to 97
Iron (Fe), % 78.2 to 83.8
0 to 0.25
Lead (Pb), % 0
0.2 to 0.8
Manganese (Mn), % 0 to 1.0
0 to 1.5
Nickel (Ni), % 1.3 to 2.5
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
2.8 to 3.5
Sulfur (S), % 0 to 0.030
0
Zinc (Zn), % 0
0 to 1.5
Residuals, % 0
0 to 0.5