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EN 1.4421 Stainless Steel vs. C93700 Bronze

EN 1.4421 stainless steel belongs to the iron alloys classification, while C93700 bronze belongs to the copper alloys. There are 30 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 1.4421 stainless steel and the bottom bar is C93700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
99
Elongation at Break, % 11 to 17
20
Fatigue Strength, MPa 380 to 520
90
Impact Strength: V-Notched Charpy, J 30 to 67
15
Poisson's Ratio 0.28
0.35
Shear Modulus, GPa 77
37
Tensile Strength: Ultimate (UTS), MPa 880 to 1100
240
Tensile Strength: Yield (Proof), MPa 620 to 950
130

Thermal Properties

Latent Heat of Fusion, J/g 280
170
Maximum Temperature: Mechanical, °C 870
140
Melting Completion (Liquidus), °C 1440
930
Melting Onset (Solidus), °C 1400
760
Specific Heat Capacity, J/kg-K 480
350
Thermal Conductivity, W/m-K 16
47
Thermal Expansion, µm/m-K 10
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
10
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
10

Otherwise Unclassified Properties

Base Metal Price, % relative 12
33
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 2.6
3.5
Embodied Energy, MJ/kg 36
57
Embodied Water, L/kg 130
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 140
40
Resilience: Unit (Modulus of Resilience), kJ/m3 960 to 2270
79
Stiffness to Weight: Axial, points 14
6.2
Stiffness to Weight: Bending, points 25
17
Strength to Weight: Axial, points 31 to 39
7.5
Strength to Weight: Bending, points 26 to 30
9.6
Thermal Diffusivity, mm2/s 4.4
15
Thermal Shock Resistance, points 31 to 39
9.4

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.5
Carbon (C), % 0 to 0.060
0
Chromium (Cr), % 15.5 to 17.5
0
Copper (Cu), % 0
78 to 82
Iron (Fe), % 74.4 to 80.5
0 to 0.15
Lead (Pb), % 0
8.0 to 11
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 0 to 0.7
0
Nickel (Ni), % 4.0 to 5.5
0 to 1.0
Phosphorus (P), % 0 to 0.035
0 to 1.5
Silicon (Si), % 0 to 0.8
0 to 0.0050
Sulfur (S), % 0 to 0.020
0 to 0.080
Tin (Sn), % 0
9.0 to 11
Zinc (Zn), % 0
0 to 0.8
Residuals, % 0
0 to 1.0