SAE-AISI H25 Steel vs. N07776 Nickel

SAE-AISI H25 steel belongs to the iron alloys classification, while N07776 nickel belongs to the nickel alloys. There are 19 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI H25 steel and the bottom bar is N07776 nickel.

SAE-AISI H25 (T20825) Tungsten Hot-Work Steel UNS N07776 Nickel Alloy

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		200
Elastic (Young's, Tensile) Modulus, GPa		200

Poisson's Ratio		0.29
Poisson's Ratio		0.3

Shear Modulus, GPa		79
Shear Modulus, GPa		79

Tensile Strength: Ultimate (UTS), MPa		710 to 1620
Tensile Strength: Ultimate (UTS), MPa		700

Thermal Properties

Latent Heat of Fusion, J/g		250
Latent Heat of Fusion, J/g		320

Melting Completion (Liquidus), °C		1750
Melting Completion (Liquidus), °C		1550

Melting Onset (Solidus), °C		1700
Melting Onset (Solidus), °C		1500

Specific Heat Capacity, J/kg-K		420
Specific Heat Capacity, J/kg-K		430

Thermal Expansion, µm/m-K		12
Thermal Expansion, µm/m-K		12

Otherwise Unclassified Properties

Base Metal Price, % relative		38
Base Metal Price, % relative		85

Density, g/cm³		9.1
Density, g/cm³		8.6

Embodied Carbon, kg CO₂/kg material		6.2
Embodied Carbon, kg CO₂/kg material		15

Embodied Energy, MJ/kg		93
Embodied Energy, MJ/kg		210

Embodied Water, L/kg		83
Embodied Water, L/kg		270

Common Calculations

Stiffness to Weight: Axial, points		12
Stiffness to Weight: Axial, points		13

Stiffness to Weight: Bending, points		22
Stiffness to Weight: Bending, points		23

Strength to Weight: Axial, points		22 to 50
Strength to Weight: Axial, points		22

Strength to Weight: Bending, points		20 to 34
Strength to Weight: Bending, points		20

Thermal Shock Resistance, points		22 to 49
Thermal Shock Resistance, points		20

Alloy Composition

Aluminum (Al), %		0
Aluminum (Al), %		0 to 2.0

Carbon (C), %		0.22 to 0.32
Carbon (C), %		0 to 0.030

Chromium (Cr), %		3.8 to 4.5
Chromium (Cr), %		12 to 22

Copper (Cu), %		0 to 0.25
Copper (Cu), %		0

Iron (Fe), %		77.2 to 81.3
Iron (Fe), %		0 to 24.5

Manganese (Mn), %		0.15 to 0.4
Manganese (Mn), %		0 to 1.0

Molybdenum (Mo), %		0
Molybdenum (Mo), %		9.0 to 15

Nickel (Ni), %		0 to 0.3
Nickel (Ni), %		50 to 60

Niobium (Nb), %		0
Niobium (Nb), %		4.0 to 6.0

Phosphorus (P), %		0 to 0.030
Phosphorus (P), %		0 to 0.030

Silicon (Si), %		0.15 to 0.4
Silicon (Si), %		0 to 0.5

Sulfur (S), %		0 to 0.030
Sulfur (S), %		0 to 0.010

Titanium (Ti), %		0
Titanium (Ti), %		0 to 1.0

Tungsten (W), %		14 to 16
Tungsten (W), %		0.5 to 2.5

Vanadium (V), %		0.4 to 0.6
Vanadium (V), %		0