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Nickel 30 vs. AISI 321 Stainless Steel

Nickel 30 belongs to the nickel alloys classification, while AISI 321 stainless steel belongs to the iron alloys. They have 44% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is nickel 30 and the bottom bar is AISI 321 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 34
34 to 50
Fatigue Strength, MPa 200
220 to 270
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 82
77
Shear Strength, MPa 440
420 to 460
Tensile Strength: Ultimate (UTS), MPa 660
590 to 690
Tensile Strength: Yield (Proof), MPa 270
220 to 350

Thermal Properties

Latent Heat of Fusion, J/g 320
290
Maximum Temperature: Mechanical, °C 1020
870
Melting Completion (Liquidus), °C 1480
1430
Melting Onset (Solidus), °C 1430
1400
Specific Heat Capacity, J/kg-K 450
480
Thermal Conductivity, W/m-K 10
16
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 1.6
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 60
16
Density, g/cm3 8.5
7.8
Embodied Carbon, kg CO2/kg material 9.4
3.2
Embodied Energy, MJ/kg 130
45
Embodied Water, L/kg 290
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
190 to 230
Resilience: Unit (Modulus of Resilience), kJ/m3 180
130 to 310
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 22
21 to 25
Strength to Weight: Bending, points 20
20 to 22
Thermal Diffusivity, mm2/s 2.7
4.1
Thermal Shock Resistance, points 18
13 to 15

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.080
Chromium (Cr), % 28 to 31.5
17 to 19
Cobalt (Co), % 0 to 5.0
0
Copper (Cu), % 1.0 to 2.4
0
Iron (Fe), % 13 to 17
65.3 to 74
Manganese (Mn), % 0 to 0.030
0 to 2.0
Molybdenum (Mo), % 4.0 to 6.0
0
Nickel (Ni), % 30.2 to 52.2
9.0 to 12
Niobium (Nb), % 0.3 to 1.5
0
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 0.8
0 to 0.75
Sulfur (S), % 0 to 0.020
0 to 0.030
Titanium (Ti), % 0
0 to 0.7
Tungsten (W), % 1.5 to 4.0
0