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ASTM A387 Grade 22 Steel vs. N10629 Nickel

ASTM A387 grade 22 steel belongs to the iron alloys classification, while N10629 nickel belongs to the nickel alloys. There are 26 material properties with values for both materials. Properties with values for just one material (7, 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 N10629 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
220
Elongation at Break, % 21
45
Fatigue Strength, MPa 160 to 240
340
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 74
83
Shear Strength, MPa 300 to 380
600
Tensile Strength: Ultimate (UTS), MPa 480 to 600
860
Tensile Strength: Yield (Proof), MPa 230 to 350
400

Thermal Properties

Latent Heat of Fusion, J/g 260
310
Maximum Temperature: Mechanical, °C 460
910
Melting Completion (Liquidus), °C 1470
1610
Melting Onset (Solidus), °C 1430
1560
Specific Heat Capacity, J/kg-K 470
390
Thermal Expansion, µm/m-K 13
10

Otherwise Unclassified Properties

Base Metal Price, % relative 3.8
75
Density, g/cm3 7.9
9.2
Embodied Carbon, kg CO2/kg material 1.7
15
Embodied Energy, MJ/kg 23
190
Embodied Water, L/kg 58
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 85 to 110
320
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 320
360
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
22
Strength to Weight: Axial, points 17 to 21
26
Strength to Weight: Bending, points 17 to 20
22
Thermal Shock Resistance, points 14 to 17
27

Alloy Composition

Aluminum (Al), % 0
0.1 to 0.5
Carbon (C), % 0.050 to 0.15
0 to 0.010
Chromium (Cr), % 2.0 to 2.5
0.5 to 1.5
Cobalt (Co), % 0
0 to 2.5
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 95.1 to 96.8
1.0 to 6.0
Manganese (Mn), % 0.3 to 0.6
0 to 1.5
Molybdenum (Mo), % 0.9 to 1.1
26 to 30
Nickel (Ni), % 0
65 to 72.4
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 0.050
Sulfur (S), % 0 to 0.025
0 to 0.010