EN 1.5680 Steel vs. SAE-AISI H23 Steel

Both EN 1.5680 steel and SAE-AISI H23 steel are iron alloys. They have 75% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is EN 1.5680 steel and the bottom bar is SAE-AISI H23 steel.

EN 1.5680 (X12Ni5) Nickel Steel SAE-AISI H23 (T20823) Tungsten Hot-Work Steel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		190
Elastic (Young's, Tensile) Modulus, GPa		200

Poisson's Ratio		0.29
Poisson's Ratio		0.28

Shear Modulus, GPa		73
Shear Modulus, GPa		80

Tensile Strength: Ultimate (UTS), MPa		620
Tensile Strength: Ultimate (UTS), MPa		760 to 1550

Thermal Properties

Latent Heat of Fusion, J/g		250
Latent Heat of Fusion, J/g		260

Melting Completion (Liquidus), °C		1460
Melting Completion (Liquidus), °C		1680

Melting Onset (Solidus), °C		1420
Melting Onset (Solidus), °C		1630

Specific Heat Capacity, J/kg-K		470
Specific Heat Capacity, J/kg-K		440

Thermal Conductivity, W/m-K		48
Thermal Conductivity, W/m-K		20

Thermal Expansion, µm/m-K		13
Thermal Expansion, µm/m-K		12

Otherwise Unclassified Properties

Base Metal Price, % relative		5.0
Base Metal Price, % relative		34

Density, g/cm³		7.9
Density, g/cm³		8.7

Embodied Carbon, kg CO₂/kg material		1.9
Embodied Carbon, kg CO₂/kg material		6.9

Embodied Energy, MJ/kg		26
Embodied Energy, MJ/kg		110

Embodied Water, L/kg		55
Embodied Water, L/kg		120

Common Calculations

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

Stiffness to Weight: Bending, points		24
Stiffness to Weight: Bending, points		22

Strength to Weight: Axial, points		22
Strength to Weight: Axial, points		24 to 49

Strength to Weight: Bending, points		20
Strength to Weight: Bending, points		21 to 34

Thermal Diffusivity, mm²/s		13
Thermal Diffusivity, mm²/s		5.2

Thermal Shock Resistance, points		18
Thermal Shock Resistance, points		23 to 47

Alloy Composition

Carbon (C), %		0 to 0.15
Carbon (C), %		0.25 to 0.35

Chromium (Cr), %		0
Chromium (Cr), %		11 to 12.8

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

Iron (Fe), %		93.4 to 95
Iron (Fe), %		71.3 to 76.7

Manganese (Mn), %		0.3 to 0.8
Manganese (Mn), %		0.15 to 0.4

Nickel (Ni), %		4.8 to 5.3
Nickel (Ni), %		0 to 0.3

Phosphorus (P), %		0 to 0.020
Phosphorus (P), %		0 to 0.030

Silicon (Si), %		0 to 0.35
Silicon (Si), %		0.15 to 0.6

Sulfur (S), %		0 to 0.0050
Sulfur (S), %		0 to 0.030

Tungsten (W), %		0
Tungsten (W), %		11 to 12.8

Vanadium (V), %		0 to 0.050
Vanadium (V), %		0.75 to 1.3