MakeItFrom.com
Menu (ESC)

Nickel 684 vs. SAE-AISI 4161 Steel

Nickel 684 belongs to the nickel alloys classification, while SAE-AISI 4161 steel belongs to the iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is nickel 684 and the bottom bar is SAE-AISI 4161 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 310
200
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 11
20
Fatigue Strength, MPa 390
290
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 76
73
Shear Strength, MPa 710
420
Tensile Strength: Ultimate (UTS), MPa 1190
680
Tensile Strength: Yield (Proof), MPa 800
410

Thermal Properties

Latent Heat of Fusion, J/g 320
250
Maximum Temperature: Mechanical, °C 1000
420
Melting Completion (Liquidus), °C 1370
1460
Melting Onset (Solidus), °C 1320
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 75
2.5
Density, g/cm3 8.3
7.8
Embodied Carbon, kg CO2/kg material 10
1.5
Embodied Energy, MJ/kg 140
20
Embodied Water, L/kg 360
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
120
Resilience: Unit (Modulus of Resilience), kJ/m3 1610
460
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 40
24
Strength to Weight: Bending, points 30
22
Thermal Shock Resistance, points 34
22

Alloy Composition

Aluminum (Al), % 2.5 to 3.3
0
Boron (B), % 0.0030 to 0.010
0
Carbon (C), % 0 to 0.15
0.56 to 0.64
Chromium (Cr), % 15 to 20
0.7 to 0.9
Cobalt (Co), % 13 to 20
0
Copper (Cu), % 0 to 0.15
0
Iron (Fe), % 0 to 4.0
96.7 to 97.6
Manganese (Mn), % 0 to 0.75
0.75 to 1.0
Molybdenum (Mo), % 3.0 to 5.0
0.25 to 0.35
Nickel (Ni), % 42.7 to 64
0
Phosphorus (P), % 0 to 0.015
0 to 0.035
Silicon (Si), % 0 to 0.75
0.15 to 0.35
Sulfur (S), % 0 to 0.015
0 to 0.040
Titanium (Ti), % 2.5 to 3.3
0