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Nickel 625 vs. ASTM A732 Cast Steel

Nickel 625 belongs to the nickel alloys classification, while ASTM A732 cast steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is nickel 625 and the bottom bar is ASTM A732 cast steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 33 to 34
4.0 to 25
Fatigue Strength, MPa 240 to 320
230 to 750
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 79
72 to 73
Tensile Strength: Ultimate (UTS), MPa 790 to 910
460 to 1470
Tensile Strength: Yield (Proof), MPa 320 to 450
310 to 1340

Thermal Properties

Latent Heat of Fusion, J/g 330
250 to 260
Maximum Temperature: Mechanical, °C 980
400 to 430
Melting Completion (Liquidus), °C 1350
1440 to 1460
Melting Onset (Solidus), °C 1290
1400 to 1420
Specific Heat Capacity, J/kg-K 440
470 to 480
Thermal Conductivity, W/m-K 11
39 to 50
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.3
7.1 to 7.7
Electrical Conductivity: Equal Weight (Specific), % IACS 1.4
8.2 to 8.9

Otherwise Unclassified Properties

Base Metal Price, % relative 80
2.0 to 3.8
Density, g/cm3 8.6
7.8 to 7.9
Embodied Carbon, kg CO2/kg material 14
1.4 to 1.7
Embodied Energy, MJ/kg 190
19 to 24
Embodied Water, L/kg 290
47 to 54

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220 to 250
45 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 260 to 490
260 to 4770
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 26 to 29
16 to 52
Strength to Weight: Bending, points 22 to 24
17 to 37
Thermal Diffusivity, mm2/s 2.9
10 to 14
Thermal Shock Resistance, points 22 to 25
14 to 43