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Annealed Nickel 690 vs. Annealed SAE-AISI P4

Annealed nickel 690 belongs to the nickel alloys classification, while annealed SAE-AISI P4 belongs to the iron 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 annealed nickel 690 and the bottom bar is annealed SAE-AISI P4.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 90
120
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34
21
Fatigue Strength, MPa 180
130
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 79
74
Shear Strength, MPa 420
240
Tensile Strength: Ultimate (UTS), MPa 640
390
Tensile Strength: Yield (Proof), MPa 250
190

Thermal Properties

Latent Heat of Fusion, J/g 320
260
Melting Completion (Liquidus), °C 1380
1460
Melting Onset (Solidus), °C 1340
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 14
41
Thermal Expansion, µm/m-K 14
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
8.1
Electrical Conductivity: Equal Weight (Specific), % IACS 1.6
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 50
4.4
Density, g/cm3 8.3
7.8
Embodied Carbon, kg CO2/kg material 8.2
1.8
Embodied Energy, MJ/kg 120
23
Embodied Water, L/kg 290
68

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
67
Resilience: Unit (Modulus of Resilience), kJ/m3 160
94
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 21
14
Strength to Weight: Bending, points 20
15
Thermal Diffusivity, mm2/s 3.5
11
Thermal Shock Resistance, points 16
13

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.12
Chromium (Cr), % 27 to 31
4.0 to 5.3
Copper (Cu), % 0 to 0.5
0 to 0.25
Iron (Fe), % 7.0 to 11
92.3 to 95.3
Manganese (Mn), % 0 to 0.5
0.2 to 0.6
Molybdenum (Mo), % 0
0.4 to 1.0
Nickel (Ni), % 58 to 66
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.5
0.1 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.030