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ASTM A182 Grade F122 vs. Nickel 625

ASTM A182 grade F122 belongs to the iron alloys classification, while nickel 625 belongs to the nickel alloys. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is ASTM A182 grade F122 and the bottom bar is nickel 625.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 23
33 to 34
Fatigue Strength, MPa 320
240 to 320
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
79
Shear Strength, MPa 450
530 to 600
Tensile Strength: Ultimate (UTS), MPa 710
790 to 910
Tensile Strength: Yield (Proof), MPa 450
320 to 450

Thermal Properties

Latent Heat of Fusion, J/g 270
330
Maximum Temperature: Mechanical, °C 600
980
Melting Completion (Liquidus), °C 1490
1350
Melting Onset (Solidus), °C 1440
1290
Specific Heat Capacity, J/kg-K 470
440
Thermal Conductivity, W/m-K 24
11
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
1.3
Electrical Conductivity: Equal Weight (Specific), % IACS 12
1.4

Otherwise Unclassified Properties

Base Metal Price, % relative 12
80
Density, g/cm3 8.0
8.6
Embodied Carbon, kg CO2/kg material 3.0
14
Embodied Energy, MJ/kg 44
190
Embodied Water, L/kg 100
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
220 to 250
Resilience: Unit (Modulus of Resilience), kJ/m3 520
260 to 490
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 25
26 to 29
Strength to Weight: Bending, points 22
22 to 24
Thermal Diffusivity, mm2/s 6.4
2.9
Thermal Shock Resistance, points 19
22 to 25

Alloy Composition

Aluminum (Al), % 0 to 0.020
0 to 0.4
Boron (B), % 0 to 0.0050
0
Carbon (C), % 0.070 to 0.14
0 to 0.1
Chromium (Cr), % 10 to 11.5
20 to 23
Cobalt (Co), % 0
0 to 1.0
Copper (Cu), % 0.3 to 1.7
0
Iron (Fe), % 81.3 to 87.7
0 to 5.0
Manganese (Mn), % 0 to 0.7
0 to 0.5
Molybdenum (Mo), % 0.25 to 0.6
8.0 to 10
Nickel (Ni), % 0 to 0.5
58 to 68.9
Niobium (Nb), % 0.040 to 0.1
3.2 to 4.2
Nitrogen (N), % 0.040 to 0.1
0
Phosphorus (P), % 0 to 0.020
0 to 0.015
Silicon (Si), % 0 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.010
0 to 0.015
Titanium (Ti), % 0 to 0.010
0 to 0.4
Tungsten (W), % 1.5 to 2.5
0
Vanadium (V), % 0.15 to 0.3
0
Zirconium (Zr), % 0 to 0.010
0