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ASTM Grade HI Steel vs. SAE-AISI 1037 Steel

Both ASTM grade HI steel and SAE-AISI 1037 steel are iron alloys. They have 55% 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 ASTM grade HI steel and the bottom bar is SAE-AISI 1037 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
160 to 190
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 11
14 to 20
Fatigue Strength, MPa 150
220 to 340
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 79
73
Tensile Strength: Ultimate (UTS), MPa 550
580 to 640
Tensile Strength: Yield (Proof), MPa 270
320 to 540

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Maximum Temperature: Mechanical, °C 1100
400
Melting Completion (Liquidus), °C 1400
1460
Melting Onset (Solidus), °C 1350
1420
Specific Heat Capacity, J/kg-K 490
470
Thermal Conductivity, W/m-K 15
51
Thermal Expansion, µm/m-K 17
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 23
1.8
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.1
1.4
Embodied Energy, MJ/kg 59
18
Embodied Water, L/kg 200
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 52
83 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 180
270 to 780
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 20
20 to 23
Strength to Weight: Bending, points 19
20 to 21
Thermal Diffusivity, mm2/s 3.9
14
Thermal Shock Resistance, points 12
18 to 20

Alloy Composition

Carbon (C), % 0.2 to 0.5
0.32 to 0.38
Chromium (Cr), % 26 to 30
0
Iron (Fe), % 46.9 to 59.8
98.5 to 99
Manganese (Mn), % 0 to 2.0
0.7 to 1.0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 14 to 18
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