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S40920 Stainless Steel vs. C28000 Muntz Metal

S40920 stainless steel belongs to the iron alloys classification, while C28000 Muntz Metal belongs to the copper alloys. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is S40920 stainless steel and the bottom bar is C28000 Muntz Metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 22
10 to 45
Poisson's Ratio 0.28
0.31
Rockwell B Hardness 77
55 to 78
Shear Modulus, GPa 75
40
Shear Strength, MPa 270
230 to 330
Tensile Strength: Ultimate (UTS), MPa 430
330 to 610
Tensile Strength: Yield (Proof), MPa 190
150 to 370

Thermal Properties

Latent Heat of Fusion, J/g 270
170
Maximum Temperature: Mechanical, °C 710
120
Melting Completion (Liquidus), °C 1450
900
Melting Onset (Solidus), °C 1400
900
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 26
120
Thermal Expansion, µm/m-K 10
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
28
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
31

Otherwise Unclassified Properties

Base Metal Price, % relative 6.5
23
Density, g/cm3 7.7
8.0
Embodied Carbon, kg CO2/kg material 2.0
2.7
Embodied Energy, MJ/kg 28
46
Embodied Water, L/kg 94
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 78
27 to 240
Resilience: Unit (Modulus of Resilience), kJ/m3 97
110 to 670
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 15
11 to 21
Strength to Weight: Bending, points 16
13 to 20
Thermal Diffusivity, mm2/s 6.9
40
Thermal Shock Resistance, points 15
11 to 20

Alloy Composition

Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 10.5 to 11.7
0
Copper (Cu), % 0
59 to 63
Iron (Fe), % 85.1 to 89.4
0 to 0.070
Lead (Pb), % 0
0 to 0.3
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 0 to 0.5
0
Niobium (Nb), % 0 to 0.1
0
Nitrogen (N), % 0 to 0.030
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.020
0
Titanium (Ti), % 0.15 to 0.5
0
Zinc (Zn), % 0
36.3 to 41
Residuals, % 0
0 to 0.3