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SAE-AISI 1086 Steel vs. ASTM Grade HT Steel

Both SAE-AISI 1086 steel and ASTM grade HT steel are iron alloys. They have 46% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1086 steel and the bottom bar is ASTM grade HT steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220 to 260
150
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 11
4.6
Fatigue Strength, MPa 300 to 360
130
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
76
Tensile Strength: Ultimate (UTS), MPa 760 to 870
500
Tensile Strength: Yield (Proof), MPa 480 to 580
270

Thermal Properties

Latent Heat of Fusion, J/g 240
310
Maximum Temperature: Mechanical, °C 400
1010
Melting Completion (Liquidus), °C 1460
1390
Melting Onset (Solidus), °C 1410
1340
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 50
12
Thermal Expansion, µm/m-K 11
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
31
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 1.4
5.4
Embodied Energy, MJ/kg 19
76
Embodied Water, L/kg 45
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 79 to 84
19
Resilience: Unit (Modulus of Resilience), kJ/m3 610 to 890
180
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 27 to 31
18
Strength to Weight: Bending, points 24 to 26
18
Thermal Diffusivity, mm2/s 14
3.2
Thermal Shock Resistance, points 26 to 30
12

Alloy Composition

Carbon (C), % 0.8 to 0.93
0.35 to 0.75
Chromium (Cr), % 0
15 to 19
Iron (Fe), % 98.5 to 98.9
38.2 to 51.7
Manganese (Mn), % 0.3 to 0.5
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0
33 to 37
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0
0 to 2.5
Sulfur (S), % 0 to 0.050
0 to 0.040