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SAE-AISI H11 Steel vs. ACI-ASTM CA28MWV Steel

Both SAE-AISI H11 steel and ACI-ASTM CA28MWV steel 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 ACI-ASTM CA28MWV steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
76
Tensile Strength: Ultimate (UTS), MPa 690 to 1840
1080

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Melting Completion (Liquidus), °C 1460
1470
Melting Onset (Solidus), °C 1410
1430
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 42
25
Thermal Expansion, µm/m-K 12
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.2
4.6
Electrical Conductivity: Equal Weight (Specific), % IACS 9.5
5.3

Otherwise Unclassified Properties

Base Metal Price, % relative 5.5
11
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.0
3.1
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
25
Strength to Weight: Axial, points 25 to 66
38
Strength to Weight: Bending, points 22 to 43
30
Thermal Diffusivity, mm2/s 11
6.6
Thermal Shock Resistance, points 22 to 58
40

Alloy Composition

Carbon (C), % 0.33 to 0.43
0.2 to 0.28
Chromium (Cr), % 4.8 to 5.5
11 to 12.5
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 89.6 to 92.5
81.4 to 85.8
Manganese (Mn), % 0.2 to 0.5
0.5 to 1.0
Molybdenum (Mo), % 1.1 to 1.6
0.9 to 1.3
Nickel (Ni), % 0 to 0.3
0.5 to 1.0
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0.8 to 1.2
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 0
0.9 to 1.3
Vanadium (V), % 0.3 to 0.6
0.2 to 0.3