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SAE-AISI H14 Steel vs. SAE-AISI M52 Steel

Both SAE-AISI H14 steel and SAE-AISI M52 steel are iron alloys. They have a moderately high 93% of their average alloy composition in common.

For each property being compared, the top bar is SAE-AISI H14 steel and the bottom bar is SAE-AISI M52 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 75
75
Tensile Strength: Ultimate (UTS), MPa 710 to 2030
710 to 2280

Thermal Properties

Latent Heat of Fusion, J/g 270
260
Melting Completion (Liquidus), °C 1530
1510
Melting Onset (Solidus), °C 1490
1470
Specific Heat Capacity, J/kg-K 460
460
Thermal Conductivity, W/m-K 35
31
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.3
8.9
Electrical Conductivity: Equal Weight (Specific), % IACS 10
10

Otherwise Unclassified Properties

Base Metal Price, % relative 15
12
Density, g/cm3 8.1
7.9
Embodied Carbon, kg CO2/kg material 2.7
7.5
Embodied Energy, MJ/kg 39
110
Embodied Water, L/kg 73
89

Common Calculations

PREN (Pitting Resistance) 13
20
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 24 to 69
25 to 80
Strength to Weight: Bending, points 22 to 44
22 to 49
Thermal Diffusivity, mm2/s 9.3
8.4
Thermal Shock Resistance, points 24 to 68
21 to 67

Alloy Composition

Carbon (C), % 0.35 to 0.45
0.85 to 1.0
Chromium (Cr), % 4.8 to 5.5
3.5 to 4.3
Copper (Cu), % 0 to 0.25
0 to 0.25
Iron (Fe), % 86.5 to 89.9
84.4 to 88.9
Manganese (Mn), % 0.2 to 0.5
0.15 to 0.45
Molybdenum (Mo), % 0
4.0 to 4.9
Nickel (Ni), % 0 to 0.3
0 to 0.3
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0.8 to 1.2
0.2 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 4.0 to 5.3
0.75 to 1.5
Vanadium (V), % 0
1.7 to 2.3

Comparable Variants