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SAE-AISI T15 Steel vs. SAE-AISI H14 Steel

Both SAE-AISI T15 steel and SAE-AISI H14 steel are iron alloys. They have 81% 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 T15 steel and the bottom bar is SAE-AISI H14 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 76
75
Tensile Strength: Ultimate (UTS), MPa 830 to 2240
710 to 2030

Thermal Properties

Latent Heat of Fusion, J/g 250
270
Melting Completion (Liquidus), °C 1690
1530
Melting Onset (Solidus), °C 1640
1490
Specific Heat Capacity, J/kg-K 430
460
Thermal Conductivity, W/m-K 21
35
Thermal Expansion, µm/m-K 12
11

Otherwise Unclassified Properties

Base Metal Price, % relative 43
15
Density, g/cm3 8.7
8.1
Embodied Carbon, kg CO2/kg material 16
2.7
Embodied Energy, MJ/kg 250
39
Embodied Water, L/kg 140
73

Common Calculations

PREN (Pitting Resistance) 27
13
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 26 to 71
24 to 69
Strength to Weight: Bending, points 22 to 43
22 to 44
Thermal Diffusivity, mm2/s 5.6
9.3
Thermal Shock Resistance, points 26 to 70
24 to 68

Alloy Composition

Carbon (C), % 1.5 to 1.6
0.35 to 0.45
Chromium (Cr), % 3.8 to 5.0
4.8 to 5.5
Cobalt (Co), % 4.8 to 5.3
0
Copper (Cu), % 0 to 0.25
0 to 0.25
Iron (Fe), % 67.5 to 73.5
86.5 to 89.9
Manganese (Mn), % 0.15 to 0.4
0.2 to 0.5
Molybdenum (Mo), % 0 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), % 0.15 to 0.4
0.8 to 1.2
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 11.8 to 13
4.0 to 5.3
Vanadium (V), % 4.5 to 5.3
0

Comparable Variants