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AISI 431 Stainless Steel vs. CC334G Bronze

AISI 431 stainless steel belongs to the iron alloys classification, while CC334G bronze belongs to the copper alloys. There are 29 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 431 stainless steel and the bottom bar is CC334G bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
210
Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 15 to 17
5.6
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 77
45
Tensile Strength: Ultimate (UTS), MPa 890 to 1380
810
Tensile Strength: Yield (Proof), MPa 710 to 1040
410

Thermal Properties

Latent Heat of Fusion, J/g 280
240
Maximum Temperature: Mechanical, °C 850
240
Melting Completion (Liquidus), °C 1510
1080
Melting Onset (Solidus), °C 1450
1020
Specific Heat Capacity, J/kg-K 480
450
Thermal Conductivity, W/m-K 26
41
Thermal Expansion, µm/m-K 12
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.6
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
29
Density, g/cm3 7.7
8.2
Embodied Carbon, kg CO2/kg material 2.2
3.6
Embodied Energy, MJ/kg 31
59
Embodied Water, L/kg 120
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 180
38
Resilience: Unit (Modulus of Resilience), kJ/m3 1270 to 2770
710
Stiffness to Weight: Axial, points 14
8.1
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 32 to 50
28
Strength to Weight: Bending, points 27 to 36
24
Thermal Diffusivity, mm2/s 7.0
11
Thermal Shock Resistance, points 28 to 43
28

Alloy Composition

Aluminum (Al), % 0
10 to 12
Carbon (C), % 0 to 0.2
0
Chromium (Cr), % 15 to 17
0
Copper (Cu), % 0
72 to 84.5
Iron (Fe), % 78.2 to 83.8
3.0 to 7.0
Lead (Pb), % 0
0 to 0.050
Magnesium (Mg), % 0
0 to 0.050
Manganese (Mn), % 0 to 1.0
0 to 2.5
Nickel (Ni), % 1.3 to 2.5
4.0 to 7.5
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0 to 0.1
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.2
Zinc (Zn), % 0
0 to 0.5