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SAE-AISI D5 Steel vs. SAE-AISI D2 Steel

Both SAE-AISI D5 steel and SAE-AISI D2 steel are iron alloys. They have a very high 97% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI D5 steel and the bottom bar is SAE-AISI D2 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 5.4 to 14
5.0 to 16
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
75
Shear Strength, MPa 470 to 1180
460 to 1160
Tensile Strength: Ultimate (UTS), MPa 770 to 2030
760 to 2000

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Melting Completion (Liquidus), °C 1430
1440
Melting Onset (Solidus), °C 1390
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 27
31
Thermal Expansion, µm/m-K 11
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.2
4.3
Electrical Conductivity: Equal Weight (Specific), % IACS 4.9
5.1

Otherwise Unclassified Properties

Base Metal Price, % relative 13
8.0
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 3.5
3.4
Embodied Energy, MJ/kg 51
50
Embodied Water, L/kg 120
100

Common Calculations

PREN (Pitting Resistance) 15
15
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28 to 73
27 to 72
Strength to Weight: Bending, points 24 to 46
24 to 46
Thermal Diffusivity, mm2/s 7.4
8.3
Thermal Shock Resistance, points 26 to 67
25 to 67

Alloy Composition

Carbon (C), % 1.4 to 1.6
1.4 to 1.6
Chromium (Cr), % 11 to 13
11 to 13
Cobalt (Co), % 2.5 to 3.5
0
Copper (Cu), % 0 to 0.25
0 to 0.25
Iron (Fe), % 77.9 to 84.4
81.3 to 86.9
Manganese (Mn), % 0 to 0.6
0 to 0.6
Molybdenum (Mo), % 0.7 to 1.2
0.7 to 1.2
Nickel (Ni), % 0 to 0.3
0 to 0.3
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 0.6
0 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0 to 1.0
0 to 1.1

Comparable Variants