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ASTM Grade HN Steel vs. N06025 Nickel

ASTM grade HN steel belongs to the iron alloys classification, while N06025 nickel belongs to the nickel alloys. They have 56% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is ASTM grade HN steel and the bottom bar is N06025 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 9.0
32
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Tensile Strength: Ultimate (UTS), MPa 500
760

Thermal Properties

Latent Heat of Fusion, J/g 310
320
Maximum Temperature: Mechanical, °C 1080
1000
Melting Completion (Liquidus), °C 1400
1350
Melting Onset (Solidus), °C 1350
1300
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 13
11
Thermal Expansion, µm/m-K 16
13

Otherwise Unclassified Properties

Base Metal Price, % relative 26
50
Density, g/cm3 7.9
8.2
Embodied Carbon, kg CO2/kg material 4.6
8.4
Embodied Energy, MJ/kg 66
120
Embodied Water, L/kg 180
290

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 17
26
Strength to Weight: Bending, points 18
22
Thermal Diffusivity, mm2/s 3.5
2.9
Thermal Shock Resistance, points 11
21

Alloy Composition

Aluminum (Al), % 0
1.8 to 2.4
Carbon (C), % 0.2 to 0.5
0.15 to 0.25
Chromium (Cr), % 19 to 23
24 to 26
Copper (Cu), % 0
0 to 0.1
Iron (Fe), % 44.9 to 57.8
8.0 to 11
Manganese (Mn), % 0 to 2.0
0 to 0.15
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 23 to 27
59.2 to 65.9
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 2.0
0 to 0.5
Sulfur (S), % 0 to 0.040
0 to 0.010
Titanium (Ti), % 0
0.1 to 0.2
Yttrium (Y), % 0
0.050 to 0.12
Zinc (Zn), % 0
0.010 to 0.1