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SAE-AISI M44 Steel vs. SAE-AISI H13 Steel

Both SAE-AISI M44 steel and SAE-AISI H13 steel are iron alloys. They have 76% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M44 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 0.29
0.29
Shear Modulus, GPa 78
74
Tensile Strength: Ultimate (UTS), MPa 870 to 2290
690 to 1820

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Melting Completion (Liquidus), °C 1590
1460
Melting Onset (Solidus), °C 1540
1420
Specific Heat Capacity, J/kg-K 440
470
Thermal Conductivity, W/m-K 14
29
Thermal Expansion, µm/m-K 12
10

Otherwise Unclassified Properties

Base Metal Price, % relative 43
6.0
Density, g/cm3 8.4
7.8
Embodied Carbon, kg CO2/kg material 9.9
4.3
Embodied Energy, MJ/kg 150
64
Embodied Water, L/kg 170
78

Common Calculations

PREN (Pitting Resistance) 35
9.9
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 28 to 75
25 to 65
Strength to Weight: Bending, points 24 to 46
22 to 43
Thermal Diffusivity, mm2/s 3.7
7.8
Thermal Shock Resistance, points 27 to 70
25 to 65

Alloy Composition

Carbon (C), % 1.1 to 1.2
0.32 to 0.45
Chromium (Cr), % 4.0 to 4.8
4.8 to 5.5
Cobalt (Co), % 11 to 12.3
0
Copper (Cu), % 0 to 0.25
0 to 0.25
Iron (Fe), % 65.3 to 70.6
88.8 to 92
Manganese (Mn), % 0.2 to 0.4
0.2 to 0.5
Molybdenum (Mo), % 6.0 to 7.0
1.1 to 1.8
Nickel (Ni), % 0 to 0.3
0 to 0.3
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0.3 to 0.55
0.8 to 1.2
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 5.0 to 5.8
0
Vanadium (V), % 1.9 to 2.2
0.8 to 1.2

Comparable Variants