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S38815 Stainless Steel vs. Monel R-405

S38815 stainless steel belongs to the iron alloys classification, while Monel R-405 belongs to the nickel alloys. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is S38815 stainless steel and the bottom bar is Monel R-405.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
160
Elongation at Break, % 34
9.1 to 39
Fatigue Strength, MPa 230
210 to 250
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 74
62
Shear Strength, MPa 410
350 to 370
Tensile Strength: Ultimate (UTS), MPa 610
540 to 630
Tensile Strength: Yield (Proof), MPa 290
190 to 350

Thermal Properties

Latent Heat of Fusion, J/g 370
270
Maximum Temperature: Mechanical, °C 860
900
Melting Completion (Liquidus), °C 1360
1350
Melting Onset (Solidus), °C 1310
1300
Specific Heat Capacity, J/kg-K 500
430
Thermal Expansion, µm/m-K 15
14

Otherwise Unclassified Properties

Base Metal Price, % relative 19
50
Density, g/cm3 7.5
8.9
Embodied Carbon, kg CO2/kg material 3.8
7.9
Embodied Energy, MJ/kg 54
110
Embodied Water, L/kg 140
250

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
49 to 170
Resilience: Unit (Modulus of Resilience), kJ/m3 220
120 to 370
Stiffness to Weight: Axial, points 14
10
Stiffness to Weight: Bending, points 25
21
Strength to Weight: Axial, points 22
17 to 20
Strength to Weight: Bending, points 21
17 to 18
Thermal Shock Resistance, points 15
17 to 20

Alloy Composition

Aluminum (Al), % 0 to 0.3
0
Carbon (C), % 0 to 0.030
0 to 0.3
Chromium (Cr), % 13 to 15
0
Copper (Cu), % 0.75 to 1.5
28 to 34
Iron (Fe), % 56.1 to 67
0 to 2.5
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0.75 to 1.5
0
Nickel (Ni), % 13 to 17
63 to 72
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 5.5 to 6.5
0 to 0.5
Sulfur (S), % 0 to 0.020
0.025 to 0.060