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SAE-AISI H11 Steel vs. ASTM A182 Grade F122

Both SAE-AISI H11 steel and ASTM A182 grade F122 are iron alloys. They have a moderately high 91% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI H11 steel and the bottom bar is ASTM A182 grade F122.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
76
Tensile Strength: Ultimate (UTS), MPa 690 to 1840
710

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Melting Completion (Liquidus), °C 1460
1490
Melting Onset (Solidus), °C 1410
1440
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 42
24
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.2
10
Electrical Conductivity: Equal Weight (Specific), % IACS 9.5
12

Otherwise Unclassified Properties

Base Metal Price, % relative 5.5
12
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 3.0
3.0
Embodied Energy, MJ/kg 43
44
Embodied Water, L/kg 75
100

Common Calculations

PREN (Pitting Resistance) 9.6
17
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 25 to 66
25
Strength to Weight: Bending, points 22 to 43
22
Thermal Diffusivity, mm2/s 11
6.4
Thermal Shock Resistance, points 22 to 58
19

Alloy Composition

Aluminum (Al), % 0
0 to 0.020
Boron (B), % 0
0 to 0.0050
Carbon (C), % 0.33 to 0.43
0.070 to 0.14
Chromium (Cr), % 4.8 to 5.5
10 to 11.5
Copper (Cu), % 0 to 0.25
0.3 to 1.7
Iron (Fe), % 89.6 to 92.5
81.3 to 87.7
Manganese (Mn), % 0.2 to 0.5
0 to 0.7
Molybdenum (Mo), % 1.1 to 1.6
0.25 to 0.6
Nickel (Ni), % 0 to 0.3
0 to 0.5
Niobium (Nb), % 0
0.040 to 0.1
Nitrogen (N), % 0
0.040 to 0.1
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 0.8 to 1.2
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0
0 to 0.010
Tungsten (W), % 0
1.5 to 2.5
Vanadium (V), % 0.3 to 0.6
0.15 to 0.3
Zirconium (Zr), % 0
0 to 0.010