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ACI-ASTM CH20 Steel vs. C86300 Bronze

ACI-ASTM CH20 steel belongs to the iron alloys classification, while C86300 bronze belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CH20 steel and the bottom bar is C86300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
250
Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 38
14
Poisson's Ratio 0.27
0.32
Shear Modulus, GPa 78
42
Tensile Strength: Ultimate (UTS), MPa 610
850
Tensile Strength: Yield (Proof), MPa 350
480

Thermal Properties

Latent Heat of Fusion, J/g 310
200
Maximum Temperature: Mechanical, °C 1100
160
Melting Completion (Liquidus), °C 1410
920
Melting Onset (Solidus), °C 1430
890
Specific Heat Capacity, J/kg-K 480
420
Thermal Conductivity, W/m-K 14
35
Thermal Expansion, µm/m-K 15
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
9.2

Otherwise Unclassified Properties

Base Metal Price, % relative 20
23
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.7
3.0
Embodied Energy, MJ/kg 53
51
Embodied Water, L/kg 180
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
100
Resilience: Unit (Modulus of Resilience), kJ/m3 300
1030
Stiffness to Weight: Axial, points 14
7.8
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 22
30
Strength to Weight: Bending, points 21
25
Thermal Diffusivity, mm2/s 3.7
11
Thermal Shock Resistance, points 15
28

Alloy Composition

Aluminum (Al), % 0
5.0 to 7.5
Carbon (C), % 0 to 0.2
0
Chromium (Cr), % 22 to 26
0
Copper (Cu), % 0
60 to 66
Iron (Fe), % 54.7 to 66
2.0 to 4.0
Lead (Pb), % 0
0 to 0.2
Manganese (Mn), % 0 to 1.5
2.5 to 5.0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 12 to 15
0 to 1.0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 2.0
0
Sulfur (S), % 0 to 0.040
0
Tin (Sn), % 0
0 to 0.2
Zinc (Zn), % 0
22 to 28
Residuals, % 0
0 to 1.0