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EN 1.4640 Stainless Steel vs. C95400 Bronze

EN 1.4640 stainless steel belongs to the iron alloys classification, while C95400 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 1.4640 stainless steel and the bottom bar is C95400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 200
160 to 200
Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 51
8.1 to 16
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 77
43
Tensile Strength: Ultimate (UTS), MPa 620 to 650
600 to 710
Tensile Strength: Yield (Proof), MPa 240 to 260
240 to 360

Thermal Properties

Latent Heat of Fusion, J/g 280
230
Maximum Temperature: Mechanical, °C 930
230
Melting Completion (Liquidus), °C 1420
1040
Melting Onset (Solidus), °C 1380
1030
Specific Heat Capacity, J/kg-K 480
440
Thermal Conductivity, W/m-K 15
59
Thermal Expansion, µm/m-K 16
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
13
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
14

Otherwise Unclassified Properties

Base Metal Price, % relative 14
27
Density, g/cm3 7.8
8.2
Embodied Carbon, kg CO2/kg material 2.8
3.2
Embodied Energy, MJ/kg 40
53
Embodied Water, L/kg 150
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 250 to 260
48 to 75
Resilience: Unit (Modulus of Resilience), kJ/m3 150 to 170
250 to 560
Stiffness to Weight: Axial, points 14
7.7
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 22 to 23
20 to 24
Strength to Weight: Bending, points 21
19 to 22
Thermal Diffusivity, mm2/s 4.0
16
Thermal Shock Resistance, points 14 to 15
21 to 25

Alloy Composition

Aluminum (Al), % 0
10 to 11.5
Carbon (C), % 0.030 to 0.080
0
Chromium (Cr), % 18 to 19
0
Copper (Cu), % 1.3 to 2.0
83 to 87
Iron (Fe), % 67.4 to 73.6
3.0 to 5.0
Manganese (Mn), % 1.5 to 4.0
0 to 0.5
Nickel (Ni), % 5.5 to 6.9
0 to 1.5
Nitrogen (N), % 0.030 to 0.11
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.015
0
Residuals, % 0
0 to 0.5