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EN 1.4724 Stainless Steel vs. C31400 Bronze

EN 1.4724 stainless steel belongs to the iron alloys classification, while C31400 bronze belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.4724 stainless steel and the bottom bar is C31400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 16
6.8 to 29
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 75
42
Shear Strength, MPa 340
180 to 240
Tensile Strength: Ultimate (UTS), MPa 550
270 to 420
Tensile Strength: Yield (Proof), MPa 280
78 to 310

Thermal Properties

Latent Heat of Fusion, J/g 290
200
Maximum Temperature: Mechanical, °C 850
180
Melting Completion (Liquidus), °C 1430
1040
Melting Onset (Solidus), °C 1390
1010
Specific Heat Capacity, J/kg-K 490
380
Thermal Conductivity, W/m-K 21
180
Thermal Expansion, µm/m-K 11
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
42
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
43

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
29
Density, g/cm3 7.7
8.8
Embodied Carbon, kg CO2/kg material 2.0
2.6
Embodied Energy, MJ/kg 28
42
Embodied Water, L/kg 110
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 73
26 to 59
Resilience: Unit (Modulus of Resilience), kJ/m3 210
28 to 420
Stiffness to Weight: Axial, points 14
7.1
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 20
8.7 to 13
Strength to Weight: Bending, points 19
11 to 14
Thermal Diffusivity, mm2/s 5.6
54
Thermal Shock Resistance, points 19
9.6 to 15

Alloy Composition

Aluminum (Al), % 0.7 to 1.2
0
Carbon (C), % 0 to 0.12
0
Chromium (Cr), % 12 to 14
0
Copper (Cu), % 0
87.5 to 90.5
Iron (Fe), % 82.2 to 86.6
0 to 0.1
Lead (Pb), % 0
1.3 to 2.5
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 0
0 to 0.7
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0.7 to 1.4
0
Sulfur (S), % 0 to 0.015
0
Zinc (Zn), % 0
5.8 to 11.2
Residuals, % 0
0 to 0.4