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C93200 Bronze vs. ACI-ASTM CN7M Steel

C93200 bronze belongs to the copper alloys classification, while ACI-ASTM CN7M steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C93200 bronze and the bottom bar is ACI-ASTM CN7M steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 20
44
Fatigue Strength, MPa 110
190
Poisson's Ratio 0.35
0.28
Shear Modulus, GPa 38
77
Tensile Strength: Ultimate (UTS), MPa 240
480
Tensile Strength: Yield (Proof), MPa 130
200

Thermal Properties

Latent Heat of Fusion, J/g 180
310
Maximum Temperature: Mechanical, °C 160
1100
Melting Completion (Liquidus), °C 980
1410
Melting Onset (Solidus), °C 850
1450
Specific Heat Capacity, J/kg-K 360
470
Thermal Conductivity, W/m-K 59
21
Thermal Expansion, µm/m-K 18
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
1.6
Electrical Conductivity: Equal Weight (Specific), % IACS 12
1.8

Otherwise Unclassified Properties

Base Metal Price, % relative 32
32
Density, g/cm3 8.8
8.1
Embodied Carbon, kg CO2/kg material 3.2
5.6
Embodied Energy, MJ/kg 52
78
Embodied Water, L/kg 370
210

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40
170
Resilience: Unit (Modulus of Resilience), kJ/m3 76
110
Stiffness to Weight: Axial, points 6.5
14
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 7.5
17
Strength to Weight: Bending, points 9.7
17
Thermal Diffusivity, mm2/s 18
5.6
Thermal Shock Resistance, points 9.3
12

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.35
0
Carbon (C), % 0
0 to 0.070
Chromium (Cr), % 0
19 to 22
Copper (Cu), % 81 to 85
3.0 to 4.0
Iron (Fe), % 0 to 0.2
37.4 to 48.5
Lead (Pb), % 6.0 to 8.0
0
Manganese (Mn), % 0
0 to 1.5
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 0 to 1.0
27.5 to 30.5
Phosphorus (P), % 0 to 1.5
0 to 0.040
Silicon (Si), % 0 to 0.0050
0 to 1.5
Sulfur (S), % 0 to 0.080
0 to 0.040
Tin (Sn), % 6.3 to 7.5
0
Zinc (Zn), % 2.0 to 4.0
0
Residuals, % 0 to 1.0
0