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C28000 Muntz Metal vs. SAE-AISI A9 Steel

C28000 Muntz Metal belongs to the copper alloys classification, while SAE-AISI A9 steel belongs to the iron alloys. There are 23 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C28000 Muntz Metal and the bottom bar is SAE-AISI A9 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
190
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 40
74
Tensile Strength: Ultimate (UTS), MPa 330 to 610
770 to 2030

Thermal Properties

Latent Heat of Fusion, J/g 170
280
Melting Completion (Liquidus), °C 900
1460
Melting Onset (Solidus), °C 900
1410
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 120
35
Thermal Expansion, µm/m-K 21
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
7.9
Electrical Conductivity: Equal Weight (Specific), % IACS 31
9.2

Otherwise Unclassified Properties

Base Metal Price, % relative 23
7.0
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 2.7
4.7
Embodied Energy, MJ/kg 46
70
Embodied Water, L/kg 320
82

Common Calculations

Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 11 to 21
28 to 73
Strength to Weight: Bending, points 13 to 20
24 to 46
Thermal Diffusivity, mm2/s 40
9.6
Thermal Shock Resistance, points 11 to 20
25 to 66

Alloy Composition

Carbon (C), % 0
0.45 to 0.55
Chromium (Cr), % 0
4.8 to 5.5
Copper (Cu), % 59 to 63
0 to 0.25
Iron (Fe), % 0 to 0.070
87 to 90.5
Lead (Pb), % 0 to 0.3
0
Manganese (Mn), % 0
0 to 0.5
Molybdenum (Mo), % 0
1.3 to 1.8
Nickel (Ni), % 0
1.3 to 1.8
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
1.0 to 1.2
Sulfur (S), % 0
0 to 0.030
Vanadium (V), % 0
0.8 to 1.4
Zinc (Zn), % 36.3 to 41
0
Residuals, % 0 to 0.3
0