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AISI 439 Stainless Steel vs. CC484K Bronze

AISI 439 stainless steel belongs to the iron alloys classification, while CC484K bronze 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 CC484K bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
100
Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 23
11
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 77
41
Tensile Strength: Ultimate (UTS), MPa 490
330
Tensile Strength: Yield (Proof), MPa 250
200

Thermal Properties

Latent Heat of Fusion, J/g 280
190
Maximum Temperature: Mechanical, °C 890
170
Melting Completion (Liquidus), °C 1510
1000
Melting Onset (Solidus), °C 1430
870
Specific Heat Capacity, J/kg-K 480
370
Thermal Conductivity, W/m-K 25
70
Thermal Expansion, µm/m-K 11
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
9.1
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
37
Density, g/cm3 7.7
8.7
Embodied Carbon, kg CO2/kg material 2.3
3.9
Embodied Energy, MJ/kg 34
64
Embodied Water, L/kg 120
400

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 95
32
Resilience: Unit (Modulus of Resilience), kJ/m3 160
180
Stiffness to Weight: Axial, points 14
6.9
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 18
10
Strength to Weight: Bending, points 18
12
Thermal Diffusivity, mm2/s 6.7
22
Thermal Shock Resistance, points 16
12

Alloy Composition

Aluminum (Al), % 0 to 0.15
0 to 0.010
Antimony (Sb), % 0
0 to 0.1
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 17 to 19
0
Copper (Cu), % 0
84.5 to 87.5
Iron (Fe), % 77.1 to 82.8
0 to 0.2
Lead (Pb), % 0
0 to 0.3
Manganese (Mn), % 0 to 1.0
0 to 0.2
Nickel (Ni), % 0 to 0.5
1.5 to 2.5
Nitrogen (N), % 0 to 0.030
0
Phosphorus (P), % 0 to 0.040
0.050 to 0.4
Silicon (Si), % 0 to 1.0
0 to 0.010
Sulfur (S), % 0 to 0.030
0 to 0.050
Tin (Sn), % 0
11 to 13
Titanium (Ti), % 0.2 to 1.1
0
Zinc (Zn), % 0
0 to 0.4