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C28000 Muntz Metal vs. S32304 Stainless Steel

C28000 Muntz Metal belongs to the copper alloys classification, while S32304 stainless steel belongs to the iron alloys. There are 29 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 S32304 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 10 to 45
28
Poisson's Ratio 0.31
0.27
Shear Modulus, GPa 40
79
Shear Strength, MPa 230 to 330
440
Tensile Strength: Ultimate (UTS), MPa 330 to 610
670
Tensile Strength: Yield (Proof), MPa 150 to 370
460

Thermal Properties

Latent Heat of Fusion, J/g 170
290
Maximum Temperature: Mechanical, °C 120
1050
Melting Completion (Liquidus), °C 900
1420
Melting Onset (Solidus), °C 900
1380
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 120
15
Thermal Expansion, µm/m-K 21
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 31
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 23
14
Density, g/cm3 8.0
7.7
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 46
40
Embodied Water, L/kg 320
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27 to 240
170
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 670
520
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 11 to 21
24
Strength to Weight: Bending, points 13 to 20
22
Thermal Diffusivity, mm2/s 40
4.0
Thermal Shock Resistance, points 11 to 20
18

Alloy Composition

Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
21.5 to 24.5
Copper (Cu), % 59 to 63
0.050 to 0.6
Iron (Fe), % 0 to 0.070
65 to 75.4
Lead (Pb), % 0 to 0.3
0
Manganese (Mn), % 0
0 to 2.5
Molybdenum (Mo), % 0
0.050 to 0.6
Nickel (Ni), % 0
3.0 to 5.5
Nitrogen (N), % 0
0.050 to 0.2
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