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C28000 Muntz Metal vs. S39274 Stainless Steel

C28000 Muntz Metal belongs to the copper alloys classification, while S39274 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C28000 Muntz Metal and the bottom bar is S39274 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
210
Elongation at Break, % 10 to 45
17
Poisson's Ratio 0.31
0.27
Shear Modulus, GPa 40
81
Shear Strength, MPa 230 to 330
560
Tensile Strength: Ultimate (UTS), MPa 330 to 610
900
Tensile Strength: Yield (Proof), MPa 150 to 370
620

Thermal Properties

Latent Heat of Fusion, J/g 170
300
Maximum Temperature: Mechanical, °C 120
1100
Melting Completion (Liquidus), °C 900
1480
Melting Onset (Solidus), °C 900
1430
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 120
16
Thermal Expansion, µm/m-K 21
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 31
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 23
24
Density, g/cm3 8.0
8.0
Embodied Carbon, kg CO2/kg material 2.7
4.3
Embodied Energy, MJ/kg 46
60
Embodied Water, L/kg 320
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27 to 240
140
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 670
940
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
4.2
Thermal Shock Resistance, points 11 to 20
25

Alloy Composition

Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
24 to 26
Copper (Cu), % 59 to 63
0.2 to 0.8
Iron (Fe), % 0 to 0.070
57 to 65.6
Lead (Pb), % 0 to 0.3
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
2.5 to 3.5
Nickel (Ni), % 0
6.0 to 8.0
Nitrogen (N), % 0
0.24 to 0.32
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 0.8
Sulfur (S), % 0
0 to 0.020
Tungsten (W), % 0
1.5 to 2.5
Zinc (Zn), % 36.3 to 41
0
Residuals, % 0 to 0.3
0