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EN 1.4621 Stainless Steel vs. CC493K Bronze

EN 1.4621 stainless steel belongs to the iron alloys classification, while CC493K bronze 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 EN 1.4621 stainless steel and the bottom bar is CC493K bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Elongation at Break, % 25
14
Poisson's Ratio 0.27
0.34
Shear Modulus, GPa 78
39
Tensile Strength: Ultimate (UTS), MPa 500
270
Tensile Strength: Yield (Proof), MPa 270
140

Thermal Properties

Latent Heat of Fusion, J/g 290
180
Maximum Temperature: Mechanical, °C 970
160
Melting Completion (Liquidus), °C 1440
960
Melting Onset (Solidus), °C 1390
880
Specific Heat Capacity, J/kg-K 480
360
Thermal Conductivity, W/m-K 21
61
Thermal Expansion, µm/m-K 11
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.6
12
Electrical Conductivity: Equal Weight (Specific), % IACS 3.1
12

Otherwise Unclassified Properties

Base Metal Price, % relative 14
32
Density, g/cm3 7.7
8.9
Embodied Carbon, kg CO2/kg material 2.8
3.3
Embodied Energy, MJ/kg 41
53
Embodied Water, L/kg 140
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
33
Resilience: Unit (Modulus of Resilience), kJ/m3 190
89
Stiffness to Weight: Axial, points 14
6.5
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 18
8.6
Strength to Weight: Bending, points 18
11
Thermal Diffusivity, mm2/s 5.7
19
Thermal Shock Resistance, points 17
10

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Antimony (Sb), % 0
0 to 0.3
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 20 to 21.5
0
Copper (Cu), % 0.1 to 1.0
79 to 86
Iron (Fe), % 74.4 to 79.7
0 to 0.2
Lead (Pb), % 0
5.0 to 8.0
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 0
0 to 2.0
Niobium (Nb), % 0.2 to 1.0
0
Nitrogen (N), % 0 to 0.030
0
Phosphorus (P), % 0 to 0.040
0 to 0.1
Silicon (Si), % 0 to 1.0
0 to 0.010
Sulfur (S), % 0 to 0.015
0 to 0.1
Tin (Sn), % 0
5.2 to 8.0
Zinc (Zn), % 0
2.0 to 5.0