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ASTM Grade HL Steel vs. SAE-AISI 1042 Steel

Both ASTM grade HL steel and SAE-AISI 1042 steel are iron alloys. They have 48% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is ASTM grade HL steel and the bottom bar is SAE-AISI 1042 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
180 to 200
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 11
14 to 18
Fatigue Strength, MPa 150
230 to 370
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 80
73
Tensile Strength: Ultimate (UTS), MPa 500
620 to 700
Tensile Strength: Yield (Proof), MPa 270
340 to 580

Thermal Properties

Latent Heat of Fusion, J/g 320
250
Maximum Temperature: Mechanical, °C 1100
400
Melting Completion (Liquidus), °C 1390
1460
Melting Onset (Solidus), °C 1340
1420
Specific Heat Capacity, J/kg-K 490
470
Thermal Expansion, µm/m-K 17
12

Otherwise Unclassified Properties

Base Metal Price, % relative 27
1.8
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.5
1.4
Embodied Energy, MJ/kg 65
18
Embodied Water, L/kg 210
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 48
87 to 94
Resilience: Unit (Modulus of Resilience), kJ/m3 180
320 to 900
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 18
22 to 25
Strength to Weight: Bending, points 18
21 to 22
Thermal Shock Resistance, points 11
20 to 22

Alloy Composition

Carbon (C), % 0.2 to 0.6
0.4 to 0.47
Chromium (Cr), % 28 to 32
0
Iron (Fe), % 40.8 to 53.8
98.5 to 99
Manganese (Mn), % 0 to 2.0
0.6 to 0.9
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 18 to 22
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 2.0
0
Sulfur (S), % 0 to 0.040
0 to 0.050