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Nickel 625 vs. ASTM A217 Cast Steel

Nickel 625 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 (5, in this case) are not shown.

For each property being compared, the top bar is nickel 625 and the bottom bar is ASTM A217 cast steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 33 to 34
21 to 27
Fatigue Strength, MPa 240 to 320
200 to 320
Poisson's Ratio 0.29
0.28 to 0.29
Shear Modulus, GPa 79
73 to 75
Tensile Strength: Ultimate (UTS), MPa 790 to 910
540 to 710
Tensile Strength: Yield (Proof), MPa 320 to 450
270 to 460

Thermal Properties

Latent Heat of Fusion, J/g 330
250 to 270
Maximum Temperature: Mechanical, °C 980
410 to 600
Melting Completion (Liquidus), °C 1350
1450 to 1460
Melting Onset (Solidus), °C 1290
1410 to 1420
Specific Heat Capacity, J/kg-K 440
470
Thermal Conductivity, W/m-K 11
26 to 50
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.3
7.3 to 9.2
Electrical Conductivity: Equal Weight (Specific), % IACS 1.4
8.4 to 11

Otherwise Unclassified Properties

Base Metal Price, % relative 80
2.4 to 7.0
Density, g/cm3 8.6
7.8
Embodied Carbon, kg CO2/kg material 14
1.5 to 2.1
Embodied Energy, MJ/kg 190
20 to 28
Embodied Water, L/kg 290
47 to 87

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220 to 250
110 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 260 to 490
190 to 570
Stiffness to Weight: Axial, points 13
13 to 14
Stiffness to Weight: Bending, points 23
24 to 25
Strength to Weight: Axial, points 26 to 29
19 to 25
Strength to Weight: Bending, points 22 to 24
19 to 23
Thermal Diffusivity, mm2/s 2.9
6.9 to 14
Thermal Shock Resistance, points 22 to 25
16 to 20