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ASTM Grade HH Steel vs. SAE-AISI H13 Steel

Both ASTM grade HH steel and SAE-AISI H13 steel are iron alloys. They have 66% of their average alloy composition in common. There are 24 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 HH steel and the bottom bar is SAE-AISI H13 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 79
74
Tensile Strength: Ultimate (UTS), MPa 580
690 to 1820

Thermal Properties

Latent Heat of Fusion, J/g 310
270
Melting Completion (Liquidus), °C 1400
1460
Melting Onset (Solidus), °C 1360
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 14
29
Thermal Expansion, µm/m-K 17
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
8.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
9.7

Otherwise Unclassified Properties

Base Metal Price, % relative 20
6.0
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 3.7
4.3
Embodied Energy, MJ/kg 53
64
Embodied Water, L/kg 180
78

Common Calculations

PREN (Pitting Resistance) 27
9.9
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
25 to 65
Strength to Weight: Bending, points 20
22 to 43
Thermal Diffusivity, mm2/s 3.8
7.8
Thermal Shock Resistance, points 12
25 to 65

Alloy Composition

Carbon (C), % 0.2 to 0.5
0.32 to 0.45
Chromium (Cr), % 24 to 28
4.8 to 5.5
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 52.9 to 64.8
88.8 to 92
Manganese (Mn), % 0 to 2.0
0.2 to 0.5
Molybdenum (Mo), % 0 to 0.5
1.1 to 1.8
Nickel (Ni), % 11 to 14
0 to 0.3
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 2.0
0.8 to 1.2
Sulfur (S), % 0 to 0.040
0 to 0.030
Vanadium (V), % 0
0.8 to 1.2