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Grade N7M Nickel vs. SAE-AISI H19 Steel

Grade N7M nickel belongs to the nickel alloys classification, while SAE-AISI H19 steel belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is grade N7M nickel and the bottom bar is SAE-AISI H19 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
190
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 85
75
Tensile Strength: Ultimate (UTS), MPa 590
720 to 1990

Thermal Properties

Latent Heat of Fusion, J/g 320
260
Melting Completion (Liquidus), °C 1650
1540
Melting Onset (Solidus), °C 1590
1490
Specific Heat Capacity, J/kg-K 390
460
Thermal Expansion, µm/m-K 9.9
12

Otherwise Unclassified Properties

Base Metal Price, % relative 75
22
Density, g/cm3 9.3
8.2
Embodied Carbon, kg CO2/kg material 16
7.5
Embodied Energy, MJ/kg 200
110
Embodied Water, L/kg 270
110

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 18
24 to 68
Strength to Weight: Bending, points 17
22 to 43
Thermal Shock Resistance, points 19
21 to 59

Alloy Composition

Carbon (C), % 0 to 0.070
0.32 to 0.45
Chromium (Cr), % 0 to 1.0
4.0 to 4.8
Cobalt (Co), % 0
4.0 to 4.5
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 0 to 3.0
81.4 to 85.5
Manganese (Mn), % 0 to 1.0
0.2 to 0.5
Molybdenum (Mo), % 30 to 33
0.3 to 0.55
Nickel (Ni), % 60.9 to 70
0 to 0.3
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
0.2 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 0
3.8 to 4.5
Vanadium (V), % 0
1.8 to 2.2