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C28000 Muntz Metal vs. S32950 Stainless Steel

C28000 Muntz Metal belongs to the copper alloys classification, while S32950 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 S32950 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 10 to 45
17
Poisson's Ratio 0.31
0.27
Shear Modulus, GPa 40
80
Shear Strength, MPa 230 to 330
480
Tensile Strength: Ultimate (UTS), MPa 330 to 610
780
Tensile Strength: Yield (Proof), MPa 150 to 370
550

Thermal Properties

Latent Heat of Fusion, J/g 170
300
Maximum Temperature: Mechanical, °C 120
1100
Melting Completion (Liquidus), °C 900
1430
Melting Onset (Solidus), °C 900
1390
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 120
16
Thermal Expansion, µm/m-K 21
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 31
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 23
17
Density, g/cm3 8.0
7.7
Embodied Carbon, kg CO2/kg material 2.7
3.4
Embodied Energy, MJ/kg 46
47
Embodied Water, L/kg 320
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27 to 240
120
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 670
730
Stiffness to Weight: Axial, points 7.2
15
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 11 to 21
28
Strength to Weight: Bending, points 13 to 20
24
Thermal Diffusivity, mm2/s 40
4.3
Thermal Shock Resistance, points 11 to 20
21

Alloy Composition

Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
26 to 29
Copper (Cu), % 59 to 63
0
Iron (Fe), % 0 to 0.070
60.3 to 69.4
Lead (Pb), % 0 to 0.3
0
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
1.0 to 2.5
Nickel (Ni), % 0
3.5 to 5.2
Nitrogen (N), % 0
0.15 to 0.35
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0 to 0.6
Sulfur (S), % 0
0 to 0.010
Zinc (Zn), % 36.3 to 41
0
Residuals, % 0 to 0.3
0