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N06985 Nickel vs. ASTM Grade HN Steel

N06985 nickel belongs to the nickel alloys classification, while ASTM grade HN steel belongs to the iron alloys. They have 67% 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 N06985 nickel and the bottom bar is ASTM grade HN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 45
9.0
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 80
77
Tensile Strength: Ultimate (UTS), MPa 690
500

Thermal Properties

Latent Heat of Fusion, J/g 320
310
Maximum Temperature: Mechanical, °C 990
1080
Melting Completion (Liquidus), °C 1350
1400
Melting Onset (Solidus), °C 1260
1350
Specific Heat Capacity, J/kg-K 450
480
Thermal Conductivity, W/m-K 10
13
Thermal Expansion, µm/m-K 15
16

Otherwise Unclassified Properties

Base Metal Price, % relative 55
26
Density, g/cm3 8.4
7.9
Embodied Carbon, kg CO2/kg material 8.8
4.6
Embodied Energy, MJ/kg 120
66
Embodied Water, L/kg 270
180

Common Calculations

Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 23
17
Strength to Weight: Bending, points 21
18
Thermal Diffusivity, mm2/s 2.6
3.5
Thermal Shock Resistance, points 16
11

Alloy Composition

Carbon (C), % 0 to 0.015
0.2 to 0.5
Chromium (Cr), % 21 to 23.5
19 to 23
Cobalt (Co), % 0 to 5.0
0
Copper (Cu), % 1.5 to 2.5
0
Iron (Fe), % 18 to 21
44.9 to 57.8
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 6.0 to 8.0
0 to 0.5
Nickel (Ni), % 35.9 to 53.5
23 to 27
Niobium (Nb), % 0 to 0.5
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 2.0
Sulfur (S), % 0 to 0.030
0 to 0.040
Tungsten (W), % 0 to 1.5
0