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ASTM Grade HP Steel vs. N12160 Nickel

ASTM grade HP steel belongs to the iron alloys classification, while N12160 nickel belongs to the nickel alloys. They have 65% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is ASTM grade HP steel and the bottom bar is N12160 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 5.1
45
Fatigue Strength, MPa 130
230
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
80
Tensile Strength: Ultimate (UTS), MPa 490
710
Tensile Strength: Yield (Proof), MPa 260
270

Thermal Properties

Latent Heat of Fusion, J/g 320
360
Maximum Temperature: Mechanical, °C 1100
1060
Melting Completion (Liquidus), °C 1370
1330
Melting Onset (Solidus), °C 1330
1280
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 12
11
Thermal Expansion, µm/m-K 16
13

Otherwise Unclassified Properties

Base Metal Price, % relative 34
90
Density, g/cm3 7.9
8.2
Embodied Carbon, kg CO2/kg material 5.8
8.5
Embodied Energy, MJ/kg 82
120
Embodied Water, L/kg 220
400

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21
260
Resilience: Unit (Modulus of Resilience), kJ/m3 170
180
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 17
24
Strength to Weight: Bending, points 17
22
Thermal Diffusivity, mm2/s 3.2
2.8
Thermal Shock Resistance, points 11
19

Alloy Composition

Carbon (C), % 0.35 to 0.75
0 to 0.15
Chromium (Cr), % 24 to 28
26 to 30
Cobalt (Co), % 0
27 to 33
Iron (Fe), % 29.2 to 42.7
0 to 3.5
Manganese (Mn), % 0 to 2.0
0 to 1.5
Molybdenum (Mo), % 0 to 0.5
0 to 1.0
Nickel (Ni), % 33 to 37
25 to 44.4
Niobium (Nb), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 2.5
2.4 to 3.0
Sulfur (S), % 0 to 0.040
0 to 0.015
Titanium (Ti), % 0
0.2 to 0.8
Tungsten (W), % 0
0 to 1.0