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Grade TDSiCr Steel vs. Monel R-405

Grade TDSiCr steel belongs to the iron alloys classification, while Monel R-405 belongs to the nickel alloys. There are 24 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is grade TDSiCr steel and the bottom bar is Monel R-405.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
160
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 80
62
Tensile Strength: Ultimate (UTS), MPa 1950
540 to 630

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Maximum Temperature: Mechanical, °C 410
900
Melting Completion (Liquidus), °C 1440
1350
Melting Onset (Solidus), °C 1400
1300
Specific Heat Capacity, J/kg-K 480
430
Thermal Conductivity, W/m-K 46
23
Thermal Expansion, µm/m-K 13
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
3.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
3.4

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
50
Density, g/cm3 7.7
8.9
Embodied Carbon, kg CO2/kg material 1.5
7.9
Embodied Energy, MJ/kg 20
110
Embodied Water, L/kg 48
250

Common Calculations

Stiffness to Weight: Axial, points 13
10
Stiffness to Weight: Bending, points 25
21
Strength to Weight: Axial, points 70
17 to 20
Strength to Weight: Bending, points 45
17 to 18
Thermal Diffusivity, mm2/s 12
5.9
Thermal Shock Resistance, points 58
17 to 20

Alloy Composition

Carbon (C), % 0.5 to 0.6
0 to 0.3
Chromium (Cr), % 0.5 to 0.8
0
Copper (Cu), % 0 to 0.1
28 to 34
Iron (Fe), % 96.6 to 97.8
0 to 2.5
Manganese (Mn), % 0.5 to 0.9
0 to 2.0
Nickel (Ni), % 0
63 to 72
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 1.2 to 1.6
0 to 0.5
Sulfur (S), % 0 to 0.020
0.025 to 0.060