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Grade CW2M Nickel vs. AISI 201LN Stainless Steel

Grade CW2M nickel belongs to the nickel alloys classification, while AISI 201LN stainless steel belongs to the iron alloys. They have a modest 23% of their average alloy composition in common, which, by itself, doesn't mean much. There are 25 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 grade CW2M nickel and the bottom bar is AISI 201LN stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 23
25 to 51
Fatigue Strength, MPa 190
340 to 540
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 83
77
Tensile Strength: Ultimate (UTS), MPa 560
740 to 1060
Tensile Strength: Yield (Proof), MPa 310
350 to 770

Thermal Properties

Latent Heat of Fusion, J/g 330
280
Maximum Temperature: Mechanical, °C 960
880
Melting Completion (Liquidus), °C 1520
1410
Melting Onset (Solidus), °C 1460
1370
Specific Heat Capacity, J/kg-K 430
480
Thermal Expansion, µm/m-K 12
17

Otherwise Unclassified Properties

Base Metal Price, % relative 70
12
Density, g/cm3 8.8
7.7
Embodied Carbon, kg CO2/kg material 12
2.6
Embodied Energy, MJ/kg 170
38
Embodied Water, L/kg 290
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
230 to 310
Resilience: Unit (Modulus of Resilience), kJ/m3 220
310 to 1520
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 18
27 to 38
Strength to Weight: Bending, points 17
24 to 30
Thermal Shock Resistance, points 16
16 to 23

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.030
Chromium (Cr), % 15 to 17.5
16 to 17.5
Copper (Cu), % 0
0 to 1.0
Iron (Fe), % 0 to 2.0
67.9 to 73.5
Manganese (Mn), % 0 to 1.0
6.4 to 7.5
Molybdenum (Mo), % 15 to 17.5
0
Nickel (Ni), % 60.1 to 70
4.0 to 5.0
Nitrogen (N), % 0
0.1 to 0.25
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0 to 0.8
0 to 0.75
Sulfur (S), % 0 to 0.030
0 to 0.015
Tungsten (W), % 0 to 1.0
0