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ASTM A356 Grade 5 vs. Grade CY40 Nickel

ASTM A356 grade 5 belongs to the iron alloys classification, while grade CY40 nickel belongs to the nickel 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 ASTM A356 grade 5 and the bottom bar is grade CY40 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 25
34
Fatigue Strength, MPa 230
160
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
74
Tensile Strength: Ultimate (UTS), MPa 550
540
Tensile Strength: Yield (Proof), MPa 310
220

Thermal Properties

Latent Heat of Fusion, J/g 250
330
Maximum Temperature: Mechanical, °C 420
960
Melting Completion (Liquidus), °C 1470
1350
Melting Onset (Solidus), °C 1420
1300
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 49
14
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
1.8

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
55
Density, g/cm3 7.9
8.4
Embodied Carbon, kg CO2/kg material 1.5
9.1
Embodied Energy, MJ/kg 20
130
Embodied Water, L/kg 49
260

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
150
Resilience: Unit (Modulus of Resilience), kJ/m3 250
130
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 20
18
Strength to Weight: Bending, points 19
18
Thermal Diffusivity, mm2/s 13
3.7
Thermal Shock Resistance, points 16
16

Alloy Composition

Carbon (C), % 0 to 0.25
0 to 0.4
Chromium (Cr), % 0.4 to 0.7
14 to 17
Iron (Fe), % 97.1 to 99.2
0 to 11
Manganese (Mn), % 0 to 0.7
0 to 1.5
Molybdenum (Mo), % 0.4 to 0.6
0
Nickel (Ni), % 0
67 to 86
Phosphorus (P), % 0 to 0.035
0 to 0.030
Silicon (Si), % 0 to 0.6
0 to 3.0
Sulfur (S), % 0 to 0.030
0 to 0.030