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EN 1.4034 Stainless Steel vs. CC491K Bronze

EN 1.4034 stainless steel belongs to the iron alloys classification, while CC491K 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 1.4034 stainless steel and the bottom bar is CC491K bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 11 to 14
13
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 76
40
Tensile Strength: Ultimate (UTS), MPa 690 to 900
260
Tensile Strength: Yield (Proof), MPa 390 to 730
120

Thermal Properties

Latent Heat of Fusion, J/g 270
190
Maximum Temperature: Mechanical, °C 770
160
Melting Completion (Liquidus), °C 1440
980
Melting Onset (Solidus), °C 1390
900
Specific Heat Capacity, J/kg-K 480
370
Thermal Conductivity, W/m-K 30
71
Thermal Expansion, µm/m-K 11
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.1
15
Electrical Conductivity: Equal Weight (Specific), % IACS 3.7
15

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
31
Density, g/cm3 7.7
8.9
Embodied Carbon, kg CO2/kg material 2.0
3.1
Embodied Energy, MJ/kg 27
51
Embodied Water, L/kg 100
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 81 to 94
27
Resilience: Unit (Modulus of Resilience), kJ/m3 400 to 1370
67
Stiffness to Weight: Axial, points 14
6.7
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 25 to 32
8.1
Strength to Weight: Bending, points 22 to 27
10
Thermal Diffusivity, mm2/s 8.1
22
Thermal Shock Resistance, points 24 to 32
9.3

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Antimony (Sb), % 0
0 to 0.25
Carbon (C), % 0.43 to 0.5
0
Chromium (Cr), % 12.5 to 14.5
0
Copper (Cu), % 0
81 to 87
Iron (Fe), % 83 to 87.1
0 to 0.3
Lead (Pb), % 0
4.0 to 6.0
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 0
0 to 2.0
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
4.0 to 6.0
Zinc (Zn), % 0
4.0 to 6.0