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EN 1.4640 Stainless Steel vs. C28000 Muntz Metal

EN 1.4640 stainless steel belongs to the iron alloys classification, while C28000 Muntz Metal belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.4640 stainless steel and the bottom bar is C28000 Muntz Metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Elongation at Break, % 51
10 to 45
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 77
40
Shear Strength, MPa 440 to 460
230 to 330
Tensile Strength: Ultimate (UTS), MPa 620 to 650
330 to 610
Tensile Strength: Yield (Proof), MPa 240 to 260
150 to 370

Thermal Properties

Latent Heat of Fusion, J/g 280
170
Maximum Temperature: Mechanical, °C 930
120
Melting Completion (Liquidus), °C 1420
900
Melting Onset (Solidus), °C 1380
900
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 15
120
Thermal Expansion, µm/m-K 16
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
28
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
31

Otherwise Unclassified Properties

Base Metal Price, % relative 14
23
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 2.8
2.7
Embodied Energy, MJ/kg 40
46
Embodied Water, L/kg 150
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 250 to 260
27 to 240
Resilience: Unit (Modulus of Resilience), kJ/m3 150 to 170
110 to 670
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 22 to 23
11 to 21
Strength to Weight: Bending, points 21
13 to 20
Thermal Diffusivity, mm2/s 4.0
40
Thermal Shock Resistance, points 14 to 15
11 to 20

Alloy Composition

Carbon (C), % 0.030 to 0.080
0
Chromium (Cr), % 18 to 19
0
Copper (Cu), % 1.3 to 2.0
59 to 63
Iron (Fe), % 67.4 to 73.6
0 to 0.070
Lead (Pb), % 0
0 to 0.3
Manganese (Mn), % 1.5 to 4.0
0
Nickel (Ni), % 5.5 to 6.9
0
Nitrogen (N), % 0.030 to 0.11
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.015
0
Zinc (Zn), % 0
36.3 to 41
Residuals, % 0
0 to 0.3