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Hot Finished AISI 321 vs. Hot Worked Nickel 200

Hot finished AISI 321 belongs to the iron alloys classification, while hot worked nickel 200 belongs to the nickel alloys. There are 30 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is hot finished AISI 321 and the bottom bar is hot worked nickel 200.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
180
Elongation at Break, % 50
42
Fatigue Strength, MPa 220
120
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 77
70
Shear Strength, MPa 420
330
Tensile Strength: Ultimate (UTS), MPa 590
480
Tensile Strength: Yield (Proof), MPa 220
150

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Mechanical, °C 870
900
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1400
1440
Specific Heat Capacity, J/kg-K 480
450
Thermal Conductivity, W/m-K 16
69
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
18
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
18

Otherwise Unclassified Properties

Base Metal Price, % relative 16
65
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 3.2
11
Embodied Energy, MJ/kg 45
150
Embodied Water, L/kg 140
230

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 230
150
Resilience: Unit (Modulus of Resilience), kJ/m3 130
58
Stiffness to Weight: Axial, points 14
11
Stiffness to Weight: Bending, points 25
21
Strength to Weight: Axial, points 21
15
Strength to Weight: Bending, points 20
15
Thermal Diffusivity, mm2/s 4.1
17
Thermal Shock Resistance, points 13
14

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.15
Chromium (Cr), % 17 to 19
0
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 65.3 to 74
0 to 0.4
Manganese (Mn), % 0 to 2.0
0 to 0.35
Nickel (Ni), % 9.0 to 12
99 to 100
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 0.75
0 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0 to 0.7
0