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C94700 Bronze vs. EN 1.4905 Stainless Steel

C94700 bronze belongs to the copper alloys classification, while EN 1.4905 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 C94700 bronze and the bottom bar is EN 1.4905 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 7.9 to 32
19
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
76
Tensile Strength: Ultimate (UTS), MPa 350 to 590
740
Tensile Strength: Yield (Proof), MPa 160 to 400
510

Thermal Properties

Latent Heat of Fusion, J/g 200
270
Maximum Temperature: Mechanical, °C 190
660
Melting Completion (Liquidus), °C 1030
1480
Melting Onset (Solidus), °C 900
1440
Specific Heat Capacity, J/kg-K 380
470
Thermal Conductivity, W/m-K 54
26
Thermal Expansion, µm/m-K 17
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
3.7
Electrical Conductivity: Equal Weight (Specific), % IACS 12
4.2

Otherwise Unclassified Properties

Base Metal Price, % relative 34
9.5
Density, g/cm3 8.8
7.9
Embodied Carbon, kg CO2/kg material 3.5
2.8
Embodied Energy, MJ/kg 56
40
Embodied Water, L/kg 350
90

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 41 to 89
130
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 700
680
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 11 to 19
26
Strength to Weight: Bending, points 13 to 18
23
Thermal Diffusivity, mm2/s 16
7.0
Thermal Shock Resistance, points 12 to 21
25

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.040
Antimony (Sb), % 0 to 0.15
0
Boron (B), % 0
0.00050 to 0.0050
Carbon (C), % 0
0.090 to 0.13
Chromium (Cr), % 0
8.5 to 9.5
Copper (Cu), % 85 to 90
0
Iron (Fe), % 0 to 0.25
86.2 to 88.8
Lead (Pb), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.2
0.3 to 0.6
Molybdenum (Mo), % 0
0.9 to 1.1
Nickel (Ni), % 4.5 to 6.0
0.1 to 0.4
Niobium (Nb), % 0
0.060 to 0.1
Nitrogen (N), % 0
0.050 to 0.090
Phosphorus (P), % 0 to 0.050
0 to 0.020
Silicon (Si), % 0 to 0.0050
0.1 to 0.5
Sulfur (S), % 0 to 0.050
0 to 0.010
Tin (Sn), % 4.5 to 6.0
0
Tungsten (W), % 0
0.9 to 1.1
Vanadium (V), % 0
0.18 to 0.25
Zinc (Zn), % 1.0 to 2.5
0
Residuals, % 0 to 1.3
0