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C64800 Bronze vs. EN 1.4621 Stainless Steel

C64800 bronze belongs to the copper alloys classification, while EN 1.4621 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C64800 bronze and the bottom bar is EN 1.4621 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 8.0
25
Poisson's Ratio 0.34
0.27
Shear Modulus, GPa 44
78
Shear Strength, MPa 380
320
Tensile Strength: Ultimate (UTS), MPa 640
500
Tensile Strength: Yield (Proof), MPa 630
270

Thermal Properties

Latent Heat of Fusion, J/g 220
290
Maximum Temperature: Mechanical, °C 200
970
Melting Completion (Liquidus), °C 1090
1440
Melting Onset (Solidus), °C 1030
1390
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 260
21
Thermal Expansion, µm/m-K 17
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 65
2.6
Electrical Conductivity: Equal Weight (Specific), % IACS 66
3.1

Otherwise Unclassified Properties

Base Metal Price, % relative 33
14
Density, g/cm3 8.9
7.7
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 43
41
Embodied Water, L/kg 310
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 51
110
Resilience: Unit (Modulus of Resilience), kJ/m3 1680
190
Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 20
18
Strength to Weight: Bending, points 19
18
Thermal Diffusivity, mm2/s 75
5.7
Thermal Shock Resistance, points 23
17

Alloy Composition

Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0 to 0.090
20 to 21.5
Cobalt (Co), % 1.0 to 3.0
0
Copper (Cu), % 92.4 to 98.8
0.1 to 1.0
Iron (Fe), % 0 to 1.0
74.4 to 79.7
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0 to 0.5
0
Niobium (Nb), % 0
0.2 to 1.0
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0 to 0.5
0 to 0.040
Silicon (Si), % 0.2 to 1.0
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 0 to 0.5
0
Zinc (Zn), % 0 to 0.5
0
Residuals, % 0 to 0.5
0