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ASTM A387 Grade 91 Class 2 vs. N06058 Nickel

ASTM A387 grade 91 class 2 belongs to the iron alloys classification, while N06058 nickel belongs to the nickel alloys. There are 28 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 A387 grade 91 class 2 and the bottom bar is N06058 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
220
Elongation at Break, % 20
45
Fatigue Strength, MPa 330
350
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 75
86
Shear Strength, MPa 420
600
Tensile Strength: Ultimate (UTS), MPa 670
860
Tensile Strength: Yield (Proof), MPa 470
410

Thermal Properties

Latent Heat of Fusion, J/g 270
330
Maximum Temperature: Mechanical, °C 600
980
Melting Completion (Liquidus), °C 1460
1540
Melting Onset (Solidus), °C 1420
1490
Specific Heat Capacity, J/kg-K 470
420
Thermal Conductivity, W/m-K 26
9.8
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
70
Density, g/cm3 7.8
8.8
Embodied Carbon, kg CO2/kg material 2.6
13
Embodied Energy, MJ/kg 37
170
Embodied Water, L/kg 88
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
320
Resilience: Unit (Modulus of Resilience), kJ/m3 580
370
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 24
27
Strength to Weight: Bending, points 22
23
Thermal Diffusivity, mm2/s 6.9
2.6
Thermal Shock Resistance, points 19
23

Alloy Composition

Aluminum (Al), % 0 to 0.020
0 to 0.4
Carbon (C), % 0.080 to 0.12
0 to 0.010
Chromium (Cr), % 8.0 to 9.5
20 to 23
Cobalt (Co), % 0
0 to 0.3
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 87.3 to 90.3
0 to 1.5
Manganese (Mn), % 0.3 to 0.6
0 to 0.5
Molybdenum (Mo), % 0.85 to 1.1
19 to 21
Nickel (Ni), % 0 to 0.4
52.2 to 61
Niobium (Nb), % 0.060 to 0.1
0
Nitrogen (N), % 0.030 to 0.070
0.020 to 0.15
Phosphorus (P), % 0 to 0.020
0 to 0.015
Silicon (Si), % 0.2 to 0.5
0 to 0.1
Sulfur (S), % 0 to 0.010
0 to 0.010
Titanium (Ti), % 0 to 0.010
0
Tungsten (W), % 0
0 to 0.3
Vanadium (V), % 0.18 to 0.25
0
Zirconium (Zr), % 0 to 0.010
0