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Nickel 625 vs. ASTM A356 Grade 5

Nickel 625 belongs to the nickel alloys classification, while ASTM A356 grade 5 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 A356 grade 5.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 33 to 34
25
Fatigue Strength, MPa 240 to 320
230
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 79
73
Tensile Strength: Ultimate (UTS), MPa 790 to 910
550
Tensile Strength: Yield (Proof), MPa 320 to 450
310

Thermal Properties

Latent Heat of Fusion, J/g 330
250
Maximum Temperature: Mechanical, °C 980
420
Melting Completion (Liquidus), °C 1350
1470
Melting Onset (Solidus), °C 1290
1420
Specific Heat Capacity, J/kg-K 440
470
Thermal Conductivity, W/m-K 11
49
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.3
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 1.4
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 80
2.6
Density, g/cm3 8.6
7.9
Embodied Carbon, kg CO2/kg material 14
1.5
Embodied Energy, MJ/kg 190
20
Embodied Water, L/kg 290
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220 to 250
120
Resilience: Unit (Modulus of Resilience), kJ/m3 260 to 490
250
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 26 to 29
20
Strength to Weight: Bending, points 22 to 24
19
Thermal Diffusivity, mm2/s 2.9
13
Thermal Shock Resistance, points 22 to 25
16

Alloy Composition

Aluminum (Al), % 0 to 0.4
0
Carbon (C), % 0 to 0.1
0 to 0.25
Chromium (Cr), % 20 to 23
0.4 to 0.7
Cobalt (Co), % 0 to 1.0
0
Iron (Fe), % 0 to 5.0
97.1 to 99.2
Manganese (Mn), % 0 to 0.5
0 to 0.7
Molybdenum (Mo), % 8.0 to 10
0.4 to 0.6
Nickel (Ni), % 58 to 68.9
0
Niobium (Nb), % 3.2 to 4.2
0
Phosphorus (P), % 0 to 0.015
0 to 0.035
Silicon (Si), % 0 to 0.5
0 to 0.6
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 0 to 0.4
0