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ACI-ASTM CB30 Steel vs. C95200 Bronze

ACI-ASTM CB30 steel belongs to the iron alloys classification, while C95200 bronze belongs to the copper alloys. There are 27 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 CB30 steel and the bottom bar is C95200 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
120
Elastic (Young's, Tensile) Modulus, GPa 200
110
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 77
42
Tensile Strength: Ultimate (UTS), MPa 500
520
Tensile Strength: Yield (Proof), MPa 230
190

Thermal Properties

Latent Heat of Fusion, J/g 290
230
Maximum Temperature: Mechanical, °C 940
220
Melting Completion (Liquidus), °C 1430
1050
Melting Onset (Solidus), °C 1380
1040
Specific Heat Capacity, J/kg-K 480
430
Thermal Conductivity, W/m-K 21
50
Thermal Expansion, µm/m-K 11
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
11
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
12

Otherwise Unclassified Properties

Base Metal Price, % relative 10
28
Density, g/cm3 7.7
8.3
Embodied Carbon, kg CO2/kg material 2.3
3.0
Embodied Energy, MJ/kg 33
50
Embodied Water, L/kg 130
380

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 140
170
Stiffness to Weight: Axial, points 14
7.6
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 18
17
Strength to Weight: Bending, points 18
17
Thermal Diffusivity, mm2/s 5.6
14
Thermal Shock Resistance, points 17
19

Alloy Composition

Aluminum (Al), % 0
8.5 to 9.5
Carbon (C), % 0 to 0.3
0
Chromium (Cr), % 18 to 21
0
Copper (Cu), % 0 to 1.2
86 to 89
Iron (Fe), % 72.9 to 82
2.5 to 4.0
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 0 to 2.0
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.5
0
Sulfur (S), % 0 to 0.040
0
Residuals, % 0
0 to 1.0