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C94400 Bronze vs. SAE-AISI 4130 Steel

C94400 bronze belongs to the copper alloys classification, while SAE-AISI 4130 steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C94400 bronze and the bottom bar is SAE-AISI 4130 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 55
200 to 300
Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 18
13 to 26
Poisson's Ratio 0.35
0.29
Shear Modulus, GPa 37
73
Tensile Strength: Ultimate (UTS), MPa 220
530 to 1040
Tensile Strength: Yield (Proof), MPa 110
440 to 980

Thermal Properties

Latent Heat of Fusion, J/g 180
250
Maximum Temperature: Mechanical, °C 150
420
Melting Completion (Liquidus), °C 940
1460
Melting Onset (Solidus), °C 790
1420
Specific Heat Capacity, J/kg-K 350
470
Thermal Conductivity, W/m-K 52
43
Thermal Expansion, µm/m-K 19
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 9.9
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 32
2.4
Density, g/cm3 9.1
7.8
Embodied Carbon, kg CO2/kg material 3.4
1.5
Embodied Energy, MJ/kg 54
20
Embodied Water, L/kg 390
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 33
83 to 180
Resilience: Unit (Modulus of Resilience), kJ/m3 60
500 to 2550
Stiffness to Weight: Axial, points 6.1
13
Stiffness to Weight: Bending, points 17
24
Strength to Weight: Axial, points 6.8
19 to 37
Strength to Weight: Bending, points 9.0
19 to 29
Thermal Diffusivity, mm2/s 17
12
Thermal Shock Resistance, points 8.3
16 to 31

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.8
0
Carbon (C), % 0
0.28 to 0.33
Chromium (Cr), % 0
0.8 to 1.1
Copper (Cu), % 76.1 to 84
0
Iron (Fe), % 0 to 0.15
97.3 to 98.2
Lead (Pb), % 9.0 to 12
0
Manganese (Mn), % 0
0.4 to 0.6
Molybdenum (Mo), % 0
0.15 to 0.25
Nickel (Ni), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.050
0 to 0.035
Silicon (Si), % 0 to 0.0050
0.15 to 0.35
Sulfur (S), % 0 to 0.080
0 to 0.040
Tin (Sn), % 7.0 to 9.0
0
Zinc (Zn), % 0 to 0.8
0