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C94700 Bronze vs. EN 1.4621 Stainless Steel

C94700 bronze belongs to the copper alloys classification, while EN 1.4621 stainless steel belongs to the iron alloys. There are 28 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 C94700 bronze and the bottom bar is EN 1.4621 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 7.9 to 32
25
Poisson's Ratio 0.34
0.27
Shear Modulus, GPa 43
78
Tensile Strength: Ultimate (UTS), MPa 350 to 590
500
Tensile Strength: Yield (Proof), MPa 160 to 400
270

Thermal Properties

Latent Heat of Fusion, J/g 200
290
Maximum Temperature: Mechanical, °C 190
970
Melting Completion (Liquidus), °C 1030
1440
Melting Onset (Solidus), °C 900
1390
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 54
21
Thermal Expansion, µm/m-K 17
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
2.6
Electrical Conductivity: Equal Weight (Specific), % IACS 12
3.1

Otherwise Unclassified Properties

Base Metal Price, % relative 34
14
Density, g/cm3 8.8
7.7
Embodied Carbon, kg CO2/kg material 3.5
2.8
Embodied Energy, MJ/kg 56
41
Embodied Water, L/kg 350
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 41 to 89
110
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 700
190
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 11 to 19
18
Strength to Weight: Bending, points 13 to 18
18
Thermal Diffusivity, mm2/s 16
5.7
Thermal Shock Resistance, points 12 to 21
17

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.15
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
20 to 21.5
Copper (Cu), % 85 to 90
0.1 to 1.0
Iron (Fe), % 0 to 0.25
74.4 to 79.7
Lead (Pb), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.2
0 to 1.0
Nickel (Ni), % 4.5 to 6.0
0
Niobium (Nb), % 0
0.2 to 1.0
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0 to 0.050
0 to 0.040
Silicon (Si), % 0 to 0.0050
0 to 1.0
Sulfur (S), % 0 to 0.050
0 to 0.015
Tin (Sn), % 4.5 to 6.0
0
Zinc (Zn), % 1.0 to 2.5
0
Residuals, % 0 to 1.3
0