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SAE-AISI D2 Steel vs. EN 1.8515 Steel

Both SAE-AISI D2 steel and EN 1.8515 steel are iron alloys. They have 89% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI D2 steel and the bottom bar is EN 1.8515 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 5.0 to 16
11
Fatigue Strength, MPa 310 to 860
580
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 75
74
Shear Strength, MPa 460 to 1160
680
Tensile Strength: Ultimate (UTS), MPa 760 to 2000
1130
Tensile Strength: Yield (Proof), MPa 470 to 1510
940

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 31
40
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.3
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 5.1
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 8.0
3.5
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 3.4
1.6
Embodied Energy, MJ/kg 50
22
Embodied Water, L/kg 100
60

Common Calculations

PREN (Pitting Resistance) 15
4.4
Resilience: Ultimate (Unit Rupture Work), MJ/m3 92 to 100
120
Resilience: Unit (Modulus of Resilience), kJ/m3 570 to 5940
2310
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 27 to 72
40
Strength to Weight: Bending, points 24 to 46
31
Thermal Diffusivity, mm2/s 8.3
11
Thermal Shock Resistance, points 25 to 67
33

Alloy Composition

Carbon (C), % 1.4 to 1.6
0.28 to 0.35
Chromium (Cr), % 11 to 13
2.8 to 3.3
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 81.3 to 86.9
94.7 to 96.5
Manganese (Mn), % 0 to 0.6
0.4 to 0.7
Molybdenum (Mo), % 0.7 to 1.2
0.3 to 0.5
Nickel (Ni), % 0 to 0.3
0 to 0.3
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 0.6
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.035
Vanadium (V), % 0 to 1.1
0