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AISI 321H Stainless Steel vs. N06210 Nickel

AISI 321H stainless steel belongs to the iron alloys classification, while N06210 nickel belongs to the nickel alloys. They have a modest 29% of their average alloy composition in common, which, by itself, doesn't mean much. There are 26 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 AISI 321H stainless steel and the bottom bar is N06210 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
220
Elongation at Break, % 40
51
Fatigue Strength, MPa 200
320
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
85
Shear Strength, MPa 400
560
Tensile Strength: Ultimate (UTS), MPa 580
780
Tensile Strength: Yield (Proof), MPa 230
350

Thermal Properties

Latent Heat of Fusion, J/g 290
330
Maximum Temperature: Mechanical, °C 940
980
Melting Completion (Liquidus), °C 1430
1570
Melting Onset (Solidus), °C 1380
1510
Specific Heat Capacity, J/kg-K 480
420
Thermal Expansion, µm/m-K 17
12

Otherwise Unclassified Properties

Base Metal Price, % relative 16
85
Density, g/cm3 7.8
9.0
Embodied Carbon, kg CO2/kg material 3.2
17
Embodied Energy, MJ/kg 46
250
Embodied Water, L/kg 140
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
320
Resilience: Unit (Modulus of Resilience), kJ/m3 140
280
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
22
Strength to Weight: Axial, points 21
24
Strength to Weight: Bending, points 20
21
Thermal Shock Resistance, points 12
22

Alloy Composition

Carbon (C), % 0.040 to 0.1
0 to 0.015
Chromium (Cr), % 17 to 19
18 to 20
Cobalt (Co), % 0
0 to 1.0
Iron (Fe), % 65.4 to 74
0 to 1.0
Manganese (Mn), % 0 to 2.0
0 to 0.5
Molybdenum (Mo), % 0
18 to 20
Nickel (Ni), % 9.0 to 12
54.8 to 62.5
Phosphorus (P), % 0 to 0.045
0 to 0.020
Silicon (Si), % 0 to 0.75
0 to 0.080
Sulfur (S), % 0 to 0.030
0 to 0.020
Tantalum (Ta), % 0
1.5 to 2.2
Titanium (Ti), % 0 to 0.7
0
Vanadium (V), % 0
0 to 0.35