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SAE-AISI T6 Steel vs. SAE-AISI H14 Steel

Both SAE-AISI T6 steel and SAE-AISI H14 steel are iron alloys. They have 70% 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 T6 steel and the bottom bar is SAE-AISI H14 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 81
75
Tensile Strength: Ultimate (UTS), MPa 880 to 2150
710 to 2030

Thermal Properties

Latent Heat of Fusion, J/g 250
270
Melting Completion (Liquidus), °C 1830
1530
Melting Onset (Solidus), °C 1770
1490
Specific Heat Capacity, J/kg-K 400
460
Thermal Conductivity, W/m-K 18
35
Thermal Expansion, µm/m-K 12
11

Otherwise Unclassified Properties

Base Metal Price, % relative 70
15
Density, g/cm3 9.5
8.1
Embodied Carbon, kg CO2/kg material 11
2.7
Embodied Energy, MJ/kg 170
39
Embodied Water, L/kg 160
73

Common Calculations

PREN (Pitting Resistance) 39
13
Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 21
24
Strength to Weight: Axial, points 26 to 63
24 to 69
Strength to Weight: Bending, points 21 to 39
22 to 44
Thermal Diffusivity, mm2/s 4.7
9.3
Thermal Shock Resistance, points 26 to 64
24 to 68

Alloy Composition

Carbon (C), % 0.75 to 0.85
0.35 to 0.45
Chromium (Cr), % 4.0 to 4.8
4.8 to 5.5
Cobalt (Co), % 11 to 13
0
Copper (Cu), % 0 to 0.25
0 to 0.25
Iron (Fe), % 55.9 to 63.5
86.5 to 89.9
Manganese (Mn), % 0.2 to 0.4
0.2 to 0.5
Molybdenum (Mo), % 0.4 to 1.0
0
Nickel (Ni), % 0 to 0.3
0 to 0.3
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0.2 to 0.4
0.8 to 1.2
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 18.5 to 21
4.0 to 5.3
Vanadium (V), % 1.5 to 2.1
0

Comparable Variants