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C94400 Bronze vs. N08904 Stainless Steel

C94400 bronze belongs to the copper alloys classification, while N08904 stainless steel belongs to the iron alloys. There are 29 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 C94400 bronze and the bottom bar is N08904 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 55
170
Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 18
38
Poisson's Ratio 0.35
0.28
Shear Modulus, GPa 37
79
Tensile Strength: Ultimate (UTS), MPa 220
540
Tensile Strength: Yield (Proof), MPa 110
240

Thermal Properties

Latent Heat of Fusion, J/g 180
300
Maximum Temperature: Mechanical, °C 150
1100
Melting Completion (Liquidus), °C 940
1440
Melting Onset (Solidus), °C 790
1390
Specific Heat Capacity, J/kg-K 350
470
Thermal Conductivity, W/m-K 52
12
Thermal Expansion, µm/m-K 19
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 9.9
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 32
32
Density, g/cm3 9.1
8.1
Embodied Carbon, kg CO2/kg material 3.4
5.8
Embodied Energy, MJ/kg 54
79
Embodied Water, L/kg 390
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 33
170
Resilience: Unit (Modulus of Resilience), kJ/m3 60
150
Stiffness to Weight: Axial, points 6.1
14
Stiffness to Weight: Bending, points 17
24
Strength to Weight: Axial, points 6.8
19
Strength to Weight: Bending, points 9.0
18
Thermal Diffusivity, mm2/s 17
3.1
Thermal Shock Resistance, points 8.3
12

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.8
0
Carbon (C), % 0
0 to 0.020
Chromium (Cr), % 0
19 to 23
Copper (Cu), % 76.1 to 84
1.0 to 2.0
Iron (Fe), % 0 to 0.15
38.8 to 53
Lead (Pb), % 9.0 to 12
0
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
4.0 to 5.0
Nickel (Ni), % 0 to 1.0
23 to 28
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.050
0 to 0.045
Silicon (Si), % 0 to 0.0050
0 to 1.0
Sulfur (S), % 0 to 0.080
0 to 0.035
Tin (Sn), % 7.0 to 9.0
0
Zinc (Zn), % 0 to 0.8
0