MakeItFrom.com
Menu (ESC)

ACI-ASTM CB30 Steel vs. C18700 Copper

ACI-ASTM CB30 steel belongs to the iron alloys classification, while C18700 copper belongs to the copper alloys. There are 26 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 ACI-ASTM CB30 steel and the bottom bar is C18700 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 77
43
Tensile Strength: Ultimate (UTS), MPa 500
290 to 330
Tensile Strength: Yield (Proof), MPa 230
230 to 250

Thermal Properties

Latent Heat of Fusion, J/g 290
210
Maximum Temperature: Mechanical, °C 940
200
Melting Completion (Liquidus), °C 1430
1080
Melting Onset (Solidus), °C 1380
950
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 21
380
Thermal Expansion, µm/m-K 11
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
98
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
99

Otherwise Unclassified Properties

Base Metal Price, % relative 10
30
Density, g/cm3 7.7
9.0
Embodied Carbon, kg CO2/kg material 2.3
2.6
Embodied Energy, MJ/kg 33
41
Embodied Water, L/kg 130
310

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 140
240 to 280
Stiffness to Weight: Axial, points 14
7.1
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 18
9.0 to 10
Strength to Weight: Bending, points 18
11 to 12
Thermal Diffusivity, mm2/s 5.6
110
Thermal Shock Resistance, points 17
10 to 12

Alloy Composition

Carbon (C), % 0 to 0.3
0
Chromium (Cr), % 18 to 21
0
Copper (Cu), % 0 to 1.2
98 to 99.2
Iron (Fe), % 72.9 to 82
0
Lead (Pb), % 0
0.8 to 1.5
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 0.5