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C93200 Bronze vs. SAE-AISI 4340M Steel

C93200 bronze belongs to the copper alloys classification, while SAE-AISI 4340M steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is C93200 bronze and the bottom bar is SAE-AISI 4340M steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 20
6.0
Fatigue Strength, MPa 110
690
Poisson's Ratio 0.35
0.29
Shear Modulus, GPa 38
72
Tensile Strength: Ultimate (UTS), MPa 240
2340
Tensile Strength: Yield (Proof), MPa 130
1240

Thermal Properties

Latent Heat of Fusion, J/g 180
280
Maximum Temperature: Mechanical, °C 160
430
Melting Completion (Liquidus), °C 980
1440
Melting Onset (Solidus), °C 850
1400
Specific Heat Capacity, J/kg-K 360
480
Thermal Conductivity, W/m-K 59
38
Thermal Expansion, µm/m-K 18
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
7.8
Electrical Conductivity: Equal Weight (Specific), % IACS 12
9.1

Otherwise Unclassified Properties

Base Metal Price, % relative 32
3.9
Density, g/cm3 8.8
7.8
Embodied Carbon, kg CO2/kg material 3.2
1.9
Embodied Energy, MJ/kg 52
26
Embodied Water, L/kg 370
55

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40
120
Resilience: Unit (Modulus of Resilience), kJ/m3 76
4120
Stiffness to Weight: Axial, points 6.5
13
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 7.5
84
Strength to Weight: Bending, points 9.7
51
Thermal Diffusivity, mm2/s 18
10
Thermal Shock Resistance, points 9.3
70

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.35
0
Carbon (C), % 0
0.38 to 0.43
Chromium (Cr), % 0
0.7 to 1.0
Copper (Cu), % 81 to 85
0
Iron (Fe), % 0 to 0.2
93.3 to 94.8
Lead (Pb), % 6.0 to 8.0
0
Manganese (Mn), % 0
0.65 to 0.9
Molybdenum (Mo), % 0
0.35 to 0.45
Nickel (Ni), % 0 to 1.0
1.7 to 2.0
Phosphorus (P), % 0 to 1.5
0 to 0.012
Silicon (Si), % 0 to 0.0050
1.5 to 1.8
Sulfur (S), % 0 to 0.080
0 to 0.012
Tin (Sn), % 6.3 to 7.5
0
Vanadium (V), % 0
0.050 to 0.1
Zinc (Zn), % 2.0 to 4.0
0
Residuals, % 0 to 1.0
0