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ASTM A387 Grade 22 Steel vs. N06025 Nickel

ASTM A387 grade 22 steel belongs to the iron alloys classification, while N06025 nickel belongs to the nickel alloys. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is ASTM A387 grade 22 steel and the bottom bar is N06025 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 21
32
Fatigue Strength, MPa 160 to 240
220
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
76
Shear Strength, MPa 300 to 380
500
Tensile Strength: Ultimate (UTS), MPa 480 to 600
760
Tensile Strength: Yield (Proof), MPa 230 to 350
310

Thermal Properties

Latent Heat of Fusion, J/g 260
320
Maximum Temperature: Mechanical, °C 460
1000
Melting Completion (Liquidus), °C 1470
1350
Melting Onset (Solidus), °C 1430
1300
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 40
11
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 3.8
50
Density, g/cm3 7.9
8.2
Embodied Carbon, kg CO2/kg material 1.7
8.4
Embodied Energy, MJ/kg 23
120
Embodied Water, L/kg 58
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 85 to 110
190
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 320
240
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 17 to 21
26
Strength to Weight: Bending, points 17 to 20
22
Thermal Diffusivity, mm2/s 11
2.9
Thermal Shock Resistance, points 14 to 17
21

Alloy Composition

Aluminum (Al), % 0
1.8 to 2.4
Carbon (C), % 0.050 to 0.15
0.15 to 0.25
Chromium (Cr), % 2.0 to 2.5
24 to 26
Copper (Cu), % 0
0 to 0.1
Iron (Fe), % 95.1 to 96.8
8.0 to 11
Manganese (Mn), % 0.3 to 0.6
0 to 0.15
Molybdenum (Mo), % 0.9 to 1.1
0
Nickel (Ni), % 0
59.2 to 65.9
Phosphorus (P), % 0 to 0.025
0 to 0.020
Silicon (Si), % 0 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.025
0 to 0.010
Titanium (Ti), % 0
0.1 to 0.2
Yttrium (Y), % 0
0.050 to 0.12
Zinc (Zn), % 0
0.010 to 0.1