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Nickel 686 vs. ASTM A217 Cast Steel

Nickel 686 belongs to the nickel alloys classification, while ASTM A217 cast steel belongs to the iron alloys. There are 29 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 nickel 686 and the bottom bar is ASTM A217 cast steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
190
Elongation at Break, % 51
21 to 27
Fatigue Strength, MPa 410
200 to 320
Poisson's Ratio 0.29
0.28 to 0.29
Shear Modulus, GPa 77
73 to 75
Tensile Strength: Ultimate (UTS), MPa 780
540 to 710
Tensile Strength: Yield (Proof), MPa 350
270 to 460

Thermal Properties

Latent Heat of Fusion, J/g 320
250 to 270
Maximum Temperature: Mechanical, °C 980
410 to 600
Melting Completion (Liquidus), °C 1380
1450 to 1460
Melting Onset (Solidus), °C 1340
1410 to 1420
Specific Heat Capacity, J/kg-K 420
470
Thermal Conductivity, W/m-K 9.8
26 to 50
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
7.3 to 9.2
Electrical Conductivity: Equal Weight (Specific), % IACS 1.4
8.4 to 11

Otherwise Unclassified Properties

Base Metal Price, % relative 70
2.4 to 7.0
Density, g/cm3 9.0
7.8
Embodied Carbon, kg CO2/kg material 12
1.5 to 2.1
Embodied Energy, MJ/kg 170
20 to 28
Embodied Water, L/kg 300
47 to 87

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
110 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 280
190 to 570
Stiffness to Weight: Axial, points 14
13 to 14
Stiffness to Weight: Bending, points 22
24 to 25
Strength to Weight: Axial, points 24
19 to 25
Strength to Weight: Bending, points 21
19 to 23
Thermal Diffusivity, mm2/s 2.6
6.9 to 14
Thermal Shock Resistance, points 21
16 to 20