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EN 1.3940 Stainless Steel vs. C94500 Bronze

EN 1.3940 stainless steel belongs to the iron alloys classification, while C94500 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 1.3940 stainless steel and the bottom bar is C94500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
92
Elongation at Break, % 34
12
Poisson's Ratio 0.28
0.36
Shear Modulus, GPa 77
34
Tensile Strength: Ultimate (UTS), MPa 540
170
Tensile Strength: Yield (Proof), MPa 240
83

Thermal Properties

Latent Heat of Fusion, J/g 290
160
Maximum Temperature: Mechanical, °C 930
130
Melting Completion (Liquidus), °C 1420
940
Melting Onset (Solidus), °C 1380
800
Specific Heat Capacity, J/kg-K 480
330
Thermal Conductivity, W/m-K 15
52
Thermal Expansion, µm/m-K 12
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
10
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
9.7

Otherwise Unclassified Properties

Base Metal Price, % relative 17
30
Density, g/cm3 7.8
9.3
Embodied Carbon, kg CO2/kg material 3.3
3.2
Embodied Energy, MJ/kg 47
51
Embodied Water, L/kg 150
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
17
Resilience: Unit (Modulus of Resilience), kJ/m3 150
37
Stiffness to Weight: Axial, points 14
5.5
Stiffness to Weight: Bending, points 25
16
Strength to Weight: Axial, points 19
5.2
Strength to Weight: Bending, points 19
7.4
Thermal Diffusivity, mm2/s 4.1
17
Thermal Shock Resistance, points 16
6.7

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.8
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 16.5 to 18.5
0
Copper (Cu), % 0
66.7 to 78
Iron (Fe), % 64.2 to 71.4
0 to 0.15
Lead (Pb), % 0
16 to 22
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 12 to 14
0 to 1.0
Nitrogen (N), % 0.1 to 0.2
0
Phosphorus (P), % 0 to 0.035
0 to 0.050
Silicon (Si), % 0 to 1.0
0 to 0.0050
Sulfur (S), % 0 to 0.020
0 to 0.080
Tin (Sn), % 0
6.0 to 8.0
Zinc (Zn), % 0
0 to 1.2