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SAE-AISI D2 Steel vs. EN 1.4487 Stainless Steel

Both SAE-AISI D2 steel and EN 1.4487 stainless steel are iron alloys. They have 82% of their average alloy composition in common. There are 29 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 D2 steel and the bottom bar is EN 1.4487 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 5.0 to 16
34
Fatigue Strength, MPa 310 to 860
210
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
77
Tensile Strength: Ultimate (UTS), MPa 760 to 2000
560
Tensile Strength: Yield (Proof), MPa 470 to 1510
260

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Melting Completion (Liquidus), °C 1440
1420
Melting Onset (Solidus), °C 1390
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 31
16
Thermal Expansion, µm/m-K 11
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.3
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 5.1
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 8.0
16
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 3.4
3.1
Embodied Energy, MJ/kg 50
44
Embodied Water, L/kg 100
150

Common Calculations

PREN (Pitting Resistance) 15
22
Resilience: Ultimate (Unit Rupture Work), MJ/m3 92 to 100
160
Resilience: Unit (Modulus of Resilience), kJ/m3 570 to 5940
170
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27 to 72
20
Strength to Weight: Bending, points 24 to 46
19
Thermal Diffusivity, mm2/s 8.3
4.2
Thermal Shock Resistance, points 25 to 67
16

Alloy Composition

Carbon (C), % 1.4 to 1.6
0 to 0.030
Chromium (Cr), % 11 to 13
18 to 20
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 81.3 to 86.9
64.7 to 72.9
Manganese (Mn), % 0 to 0.6
0 to 1.5
Molybdenum (Mo), % 0.7 to 1.2
0
Nickel (Ni), % 0 to 0.3
9.0 to 12
Nitrogen (N), % 0
0.12 to 0.2
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.6
0 to 1.5
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0 to 1.1
0