ASTM Grade HL Steel vs. EN 1.7323 Steel

Both ASTM grade HL steel and EN 1.7323 steel are iron alloys. They have 49% of their average alloy composition in common. There are 21 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 ASTM grade HL steel and the bottom bar is EN 1.7323 steel.

ASTM Grade HL (29Cr-20Ni, N08604) Cast Stainless Steel EN 1.7323 (20MoCrS4) Chromium-Molybdenum Steel

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness		150
Brinell Hardness		150 to 180

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

Poisson's Ratio		0.27
Poisson's Ratio		0.29

Shear Modulus, GPa		80
Shear Modulus, GPa		73

Tensile Strength: Ultimate (UTS), MPa		500
Tensile Strength: Ultimate (UTS), MPa		480 to 1460

Thermal Properties

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

Maximum Temperature: Mechanical, °C		1100
Maximum Temperature: Mechanical, °C		410

Melting Completion (Liquidus), °C		1390
Melting Completion (Liquidus), °C		1460

Melting Onset (Solidus), °C		1340
Melting Onset (Solidus), °C		1420

Specific Heat Capacity, J/kg-K		490
Specific Heat Capacity, J/kg-K		470

Thermal Expansion, µm/m-K		17
Thermal Expansion, µm/m-K		13

Otherwise Unclassified Properties

Base Metal Price, % relative		27
Base Metal Price, % relative		2.5

Density, g/cm³		7.8
Density, g/cm³		7.9

Embodied Carbon, kg CO₂/kg material		4.5
Embodied Carbon, kg CO₂/kg material		1.5

Embodied Energy, MJ/kg		65
Embodied Energy, MJ/kg		20

Embodied Water, L/kg		210
Embodied Water, L/kg		50

Common Calculations

Stiffness to Weight: Axial, points		14
Stiffness to Weight: Axial, points		13

Stiffness to Weight: Bending, points		25
Stiffness to Weight: Bending, points		24

Strength to Weight: Axial, points		18
Strength to Weight: Axial, points		17 to 52

Strength to Weight: Bending, points		18
Strength to Weight: Bending, points		17 to 36

Thermal Shock Resistance, points		11
Thermal Shock Resistance, points		14 to 43

Alloy Composition

Carbon (C), %		0.2 to 0.6
Carbon (C), %		0.17 to 0.23

Chromium (Cr), %		28 to 32
Chromium (Cr), %		0.3 to 0.6

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

Iron (Fe), %		40.8 to 53.8
Iron (Fe), %		97.1 to 98.4

Manganese (Mn), %		0 to 2.0
Manganese (Mn), %		0.7 to 1.0

Molybdenum (Mo), %		0 to 0.5
Molybdenum (Mo), %		0.4 to 0.5

Nickel (Ni), %		18 to 22
Nickel (Ni), %		0

Phosphorus (P), %		0 to 0.040
Phosphorus (P), %		0 to 0.025

Silicon (Si), %		0 to 2.0
Silicon (Si), %		0 to 0.3

Sulfur (S), %		0 to 0.040
Sulfur (S), %		0.020 to 0.040