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AISI 446 Stainless Steel vs. C37000 Muntz Metal

AISI 446 stainless steel belongs to the iron alloys classification, while C37000 Muntz Metal belongs to the copper alloys. There are 30 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 AISI 446 stainless steel and the bottom bar is C37000 Muntz Metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Elongation at Break, % 23
40
Poisson's Ratio 0.27
0.31
Rockwell B Hardness 84
45
Shear Modulus, GPa 79
39
Shear Strength, MPa 360
270
Tensile Strength: Ultimate (UTS), MPa 570
400
Tensile Strength: Yield (Proof), MPa 300
160

Thermal Properties

Latent Heat of Fusion, J/g 290
170
Maximum Temperature: Mechanical, °C 1180
120
Melting Completion (Liquidus), °C 1510
900
Melting Onset (Solidus), °C 1430
890
Specific Heat Capacity, J/kg-K 490
380
Thermal Conductivity, W/m-K 17
120
Thermal Expansion, µm/m-K 11
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
27
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
30

Otherwise Unclassified Properties

Base Metal Price, % relative 12
23
Density, g/cm3 7.7
8.1
Embodied Carbon, kg CO2/kg material 2.4
2.7
Embodied Energy, MJ/kg 35
45
Embodied Water, L/kg 150
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
130
Resilience: Unit (Modulus of Resilience), kJ/m3 230
120
Stiffness to Weight: Axial, points 15
7.2
Stiffness to Weight: Bending, points 26
19
Strength to Weight: Axial, points 21
14
Strength to Weight: Bending, points 20
15
Thermal Diffusivity, mm2/s 4.6
39
Thermal Shock Resistance, points 19
13

Alloy Composition

Carbon (C), % 0 to 0.2
0
Chromium (Cr), % 23 to 27
0
Copper (Cu), % 0
59 to 62
Iron (Fe), % 69.2 to 77
0 to 0.15
Lead (Pb), % 0
0.8 to 1.5
Manganese (Mn), % 0 to 1.5
0
Nickel (Ni), % 0 to 0.75
0
Nitrogen (N), % 0 to 0.25
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Zinc (Zn), % 0
36 to 40.2
Residuals, % 0
0 to 0.4