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C31400 Bronze vs. EN 1.4568 Stainless Steel

C31400 bronze belongs to the copper alloys classification, while EN 1.4568 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 C31400 bronze and the bottom bar is EN 1.4568 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 6.8 to 29
2.3 to 21
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 42
76
Shear Strength, MPa 180 to 240
520 to 930
Tensile Strength: Ultimate (UTS), MPa 270 to 420
830 to 1620
Tensile Strength: Yield (Proof), MPa 78 to 310
330 to 1490

Thermal Properties

Latent Heat of Fusion, J/g 200
280
Maximum Temperature: Mechanical, °C 180
890
Melting Completion (Liquidus), °C 1040
1420
Melting Onset (Solidus), °C 1010
1380
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 180
16
Thermal Expansion, µm/m-K 18
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 42
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 43
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 29
13
Density, g/cm3 8.8
7.7
Embodied Carbon, kg CO2/kg material 2.6
2.8
Embodied Energy, MJ/kg 42
40
Embodied Water, L/kg 310
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 26 to 59
36 to 140
Resilience: Unit (Modulus of Resilience), kJ/m3 28 to 420
290 to 5710
Stiffness to Weight: Axial, points 7.1
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 8.7 to 13
30 to 58
Strength to Weight: Bending, points 11 to 14
25 to 40
Thermal Diffusivity, mm2/s 54
4.3
Thermal Shock Resistance, points 9.6 to 15
23 to 46

Alloy Composition

Aluminum (Al), % 0
0.7 to 1.5
Carbon (C), % 0
0 to 0.090
Chromium (Cr), % 0
16 to 18
Copper (Cu), % 87.5 to 90.5
0
Iron (Fe), % 0 to 0.1
70.9 to 76.8
Lead (Pb), % 1.3 to 2.5
0
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0 to 0.7
6.5 to 7.8
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 0.7
Sulfur (S), % 0
0 to 0.015
Zinc (Zn), % 5.8 to 11.2
0
Residuals, % 0 to 0.4
0