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C28000 Muntz Metal vs. ACI-ASTM CB6 Steel

C28000 Muntz Metal belongs to the copper alloys classification, while ACI-ASTM CB6 steel belongs to the iron alloys. There are 28 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 C28000 Muntz Metal and the bottom bar is ACI-ASTM CB6 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 10 to 45
18
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 40
77
Tensile Strength: Ultimate (UTS), MPa 330 to 610
880
Tensile Strength: Yield (Proof), MPa 150 to 370
660

Thermal Properties

Latent Heat of Fusion, J/g 170
280
Maximum Temperature: Mechanical, °C 120
870
Melting Completion (Liquidus), °C 900
1440
Melting Onset (Solidus), °C 900
1390
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 120
17
Thermal Expansion, µm/m-K 21
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 31
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 23
12
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 2.7
2.5
Embodied Energy, MJ/kg 46
36
Embodied Water, L/kg 320
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27 to 240
150
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 670
1110
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 11 to 21
32
Strength to Weight: Bending, points 13 to 20
26
Thermal Diffusivity, mm2/s 40
4.6
Thermal Shock Resistance, points 11 to 20
31

Alloy Composition

Carbon (C), % 0
0 to 0.060
Chromium (Cr), % 0
15.5 to 17.5
Copper (Cu), % 59 to 63
0
Iron (Fe), % 0 to 0.070
74.4 to 81
Lead (Pb), % 0 to 0.3
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0
3.5 to 5.5
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Zinc (Zn), % 36.3 to 41
0
Residuals, % 0 to 0.3
0