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C28000 Muntz Metal vs. SAE-AISI 4320 Steel

C28000 Muntz Metal belongs to the copper alloys classification, while SAE-AISI 4320 steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, 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 4320 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 10 to 45
21 to 29
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 40
73
Shear Strength, MPa 230 to 330
370 to 500
Tensile Strength: Ultimate (UTS), MPa 330 to 610
570 to 790
Tensile Strength: Yield (Proof), MPa 150 to 370
430 to 460

Thermal Properties

Latent Heat of Fusion, J/g 170
250
Maximum Temperature: Mechanical, °C 120
420
Melting Completion (Liquidus), °C 900
1460
Melting Onset (Solidus), °C 900
1420
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 120
46
Thermal Expansion, µm/m-K 21
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 31
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 23
3.4
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 2.7
1.7
Embodied Energy, MJ/kg 46
22
Embodied Water, L/kg 320
52

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27 to 240
140 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 670
480 to 560
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 20
24
Strength to Weight: Axial, points 11 to 21
20 to 28
Strength to Weight: Bending, points 13 to 20
19 to 24
Thermal Diffusivity, mm2/s 40
13
Thermal Shock Resistance, points 11 to 20
19 to 27

Alloy Composition

Carbon (C), % 0
0.17 to 0.22
Chromium (Cr), % 0
0.4 to 0.6
Copper (Cu), % 59 to 63
0
Iron (Fe), % 0 to 0.070
95.8 to 97
Lead (Pb), % 0 to 0.3
0
Manganese (Mn), % 0
0.45 to 0.65
Molybdenum (Mo), % 0
0.2 to 0.3
Nickel (Ni), % 0
1.7 to 2.0
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0.15 to 0.35
Sulfur (S), % 0
0 to 0.040
Zinc (Zn), % 36.3 to 41
0
Residuals, % 0 to 0.3
0