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EN 1.4640 Stainless Steel vs. C22000 Bronze

EN 1.4640 stainless steel belongs to the iron alloys classification, while C22000 bronze belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.4640 stainless steel and the bottom bar is C22000 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 51
1.9 to 45
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 77
42
Shear Strength, MPa 440 to 460
200 to 300
Tensile Strength: Ultimate (UTS), MPa 620 to 650
260 to 520
Tensile Strength: Yield (Proof), MPa 240 to 260
69 to 500

Thermal Properties

Latent Heat of Fusion, J/g 280
200
Maximum Temperature: Mechanical, °C 930
180
Melting Completion (Liquidus), °C 1420
1040
Melting Onset (Solidus), °C 1380
1020
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 15
190
Thermal Expansion, µm/m-K 16
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
44
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
45

Otherwise Unclassified Properties

Base Metal Price, % relative 14
29
Density, g/cm3 7.8
8.7
Embodied Carbon, kg CO2/kg material 2.8
2.6
Embodied Energy, MJ/kg 40
42
Embodied Water, L/kg 150
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 250 to 260
3.7 to 230
Resilience: Unit (Modulus of Resilience), kJ/m3 150 to 170
21 to 1110
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 22 to 23
8.1 to 17
Strength to Weight: Bending, points 21
10 to 17
Thermal Diffusivity, mm2/s 4.0
56
Thermal Shock Resistance, points 14 to 15
8.8 to 18

Alloy Composition

Carbon (C), % 0.030 to 0.080
0
Chromium (Cr), % 18 to 19
0
Copper (Cu), % 1.3 to 2.0
89 to 91
Iron (Fe), % 67.4 to 73.6
0 to 0.050
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 1.5 to 4.0
0
Nickel (Ni), % 5.5 to 6.9
0
Nitrogen (N), % 0.030 to 0.11
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.015
0
Zinc (Zn), % 0
8.7 to 11
Residuals, % 0
0 to 0.2