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S21603 Stainless Steel vs. Monel K-500

S21603 stainless steel belongs to the iron alloys classification, while Monel K-500 belongs to the nickel alloys. There are 26 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is S21603 stainless steel and the bottom bar is Monel K-500.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
160
Elongation at Break, % 45
25 to 36
Fatigue Strength, MPa 360
260 to 560
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 79
61
Shear Strength, MPa 490
430 to 700
Tensile Strength: Ultimate (UTS), MPa 690
640 to 1100
Tensile Strength: Yield (Proof), MPa 390
310 to 880

Thermal Properties

Latent Heat of Fusion, J/g 290
270
Maximum Temperature: Mechanical, °C 990
900
Melting Completion (Liquidus), °C 1420
1350
Melting Onset (Solidus), °C 1380
1320
Specific Heat Capacity, J/kg-K 480
440
Thermal Expansion, µm/m-K 17
14

Otherwise Unclassified Properties

Base Metal Price, % relative 17
50
Density, g/cm3 7.7
8.7
Embodied Carbon, kg CO2/kg material 3.6
8.1
Embodied Energy, MJ/kg 50
120
Embodied Water, L/kg 160
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 270
180 to 260
Resilience: Unit (Modulus of Resilience), kJ/m3 380
300 to 2420
Stiffness to Weight: Axial, points 14
10
Stiffness to Weight: Bending, points 25
21
Strength to Weight: Axial, points 25
21 to 35
Strength to Weight: Bending, points 22
19 to 27
Thermal Shock Resistance, points 15
21 to 36

Alloy Composition

Aluminum (Al), % 0
2.3 to 3.2
Carbon (C), % 0 to 0.030
0 to 0.18
Chromium (Cr), % 17.5 to 22
0
Copper (Cu), % 0
27 to 33
Iron (Fe), % 57.6 to 67.8
0 to 2.0
Manganese (Mn), % 7.5 to 9.0
0 to 1.5
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 5.0 to 7.0
63 to 70.4
Nitrogen (N), % 0.25 to 0.5
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 0.75
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0
0.35 to 0.85