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C95800 Bronze vs. EN 1.4581 Stainless Steel

C95800 bronze belongs to the copper alloys classification, while EN 1.4581 stainless steel belongs to the iron 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 C95800 bronze and the bottom bar is EN 1.4581 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 22
28
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 44
78
Tensile Strength: Ultimate (UTS), MPa 660
510
Tensile Strength: Yield (Proof), MPa 270
210

Thermal Properties

Latent Heat of Fusion, J/g 230
300
Maximum Temperature: Mechanical, °C 230
990
Melting Completion (Liquidus), °C 1060
1440
Melting Onset (Solidus), °C 1040
1400
Specific Heat Capacity, J/kg-K 440
470
Thermal Conductivity, W/m-K 36
15
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 7.6
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 29
21
Density, g/cm3 8.3
7.8
Embodied Carbon, kg CO2/kg material 3.4
4.2
Embodied Energy, MJ/kg 55
59
Embodied Water, L/kg 370
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
120
Resilience: Unit (Modulus of Resilience), kJ/m3 310
110
Stiffness to Weight: Axial, points 7.9
14
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 22
18
Strength to Weight: Bending, points 20
18
Thermal Diffusivity, mm2/s 9.9
3.9
Thermal Shock Resistance, points 23
12

Alloy Composition

Aluminum (Al), % 8.5 to 9.5
0
Carbon (C), % 0
0 to 0.070
Chromium (Cr), % 0
18 to 20
Copper (Cu), % 79 to 83.2
0
Iron (Fe), % 3.5 to 4.5
61.4 to 71
Lead (Pb), % 0 to 0.030
0
Manganese (Mn), % 0.8 to 1.5
0 to 1.5
Molybdenum (Mo), % 0
2.0 to 2.5
Nickel (Ni), % 4.0 to 5.0
9.0 to 12
Niobium (Nb), % 0
0 to 1.0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.1
0 to 1.5
Sulfur (S), % 0
0 to 0.030
Residuals, % 0 to 0.5
0