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EN 1.4938 Stainless Steel vs. C54400 Bronze

EN 1.4938 stainless steel belongs to the iron alloys classification, while C54400 bronze belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is EN 1.4938 stainless steel and the bottom bar is C54400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 76
40
Tensile Strength: Ultimate (UTS), MPa 870 to 1030
330 to 720

Thermal Properties

Latent Heat of Fusion, J/g 270
190
Maximum Temperature: Mechanical, °C 750
170
Melting Completion (Liquidus), °C 1460
1000
Melting Onset (Solidus), °C 1420
930
Specific Heat Capacity, J/kg-K 470
370
Thermal Conductivity, W/m-K 30
86
Thermal Expansion, µm/m-K 11
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
19
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
19

Otherwise Unclassified Properties

Base Metal Price, % relative 10
31
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 3.3
2.9
Embodied Energy, MJ/kg 47
48
Embodied Water, L/kg 110
340

Common Calculations

Stiffness to Weight: Axial, points 14
6.8
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 31 to 37
10 to 22
Strength to Weight: Bending, points 26 to 29
12 to 20
Thermal Diffusivity, mm2/s 8.1
26
Thermal Shock Resistance, points 30 to 35
12 to 26

Alloy Composition

Carbon (C), % 0.080 to 0.15
0
Chromium (Cr), % 11 to 12.5
0
Copper (Cu), % 0
85.4 to 91.5
Iron (Fe), % 80.5 to 84.8
0 to 0.1
Lead (Pb), % 0
3.5 to 4.5
Manganese (Mn), % 0.4 to 0.9
0
Molybdenum (Mo), % 1.5 to 2.0
0
Nickel (Ni), % 2.0 to 3.0
0
Nitrogen (N), % 0.020 to 0.040
0
Phosphorus (P), % 0 to 0.025
0.010 to 0.5
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
3.5 to 4.5
Vanadium (V), % 0.25 to 0.4
0
Zinc (Zn), % 0
1.5 to 4.5
Residuals, % 0
0 to 0.5