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C31400 Bronze vs. EN 1.3967 Stainless Steel

C31400 bronze belongs to the copper alloys classification, while EN 1.3967 stainless steel belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is C31400 bronze and the bottom bar is EN 1.3967 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 6.8 to 29
22
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 42
79
Tensile Strength: Ultimate (UTS), MPa 270 to 420
690
Tensile Strength: Yield (Proof), MPa 78 to 310
350

Thermal Properties

Latent Heat of Fusion, J/g 200
300
Maximum Temperature: Mechanical, °C 180
1070
Melting Completion (Liquidus), °C 1040
1430
Melting Onset (Solidus), °C 1010
1380
Specific Heat Capacity, J/kg-K 380
470
Thermal Expansion, µm/m-K 18
16

Otherwise Unclassified Properties

Base Metal Price, % relative 29
25
Density, g/cm3 8.8
7.9
Embodied Carbon, kg CO2/kg material 2.6
4.8
Embodied Energy, MJ/kg 42
66
Embodied Water, L/kg 310
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 26 to 59
130
Resilience: Unit (Modulus of Resilience), kJ/m3 28 to 420
310
Stiffness to Weight: Axial, points 7.1
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 8.7 to 13
24
Strength to Weight: Bending, points 11 to 14
22
Thermal Shock Resistance, points 9.6 to 15
15

Alloy Composition

Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
20 to 21.5
Copper (Cu), % 87.5 to 90.5
0
Iron (Fe), % 0 to 0.1
50.3 to 57.8
Lead (Pb), % 1.3 to 2.5
0
Manganese (Mn), % 0
4.0 to 6.0
Molybdenum (Mo), % 0
3.0 to 3.5
Nickel (Ni), % 0 to 0.7
15 to 17
Niobium (Nb), % 0
0 to 0.25
Nitrogen (N), % 0
0.2 to 0.35
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.010
Zinc (Zn), % 5.8 to 11.2
0
Residuals, % 0 to 0.4
0