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SAE-AISI D2 Steel vs. AWS E349

Both SAE-AISI D2 steel and AWS E349 are iron alloys. They have 79% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI D2 steel and the bottom bar is AWS E349.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 5.0 to 16
29
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
78
Tensile Strength: Ultimate (UTS), MPa 760 to 2000
770

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Melting Completion (Liquidus), °C 1440
1470
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 31
15
Thermal Expansion, µm/m-K 11
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.3
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 5.1
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 8.0
25
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 3.4
4.9
Embodied Energy, MJ/kg 50
72
Embodied Water, L/kg 100
150

Common Calculations

PREN (Pitting Resistance) 15
24
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27 to 72
27
Strength to Weight: Bending, points 24 to 46
24
Thermal Diffusivity, mm2/s 8.3
4.1
Thermal Shock Resistance, points 25 to 67
20

Alloy Composition

Carbon (C), % 1.4 to 1.6
0 to 0.13
Chromium (Cr), % 11 to 13
18 to 21
Copper (Cu), % 0 to 0.25
0 to 0.75
Iron (Fe), % 81.3 to 86.9
60.5 to 71.1
Manganese (Mn), % 0 to 0.6
0.5 to 2.5
Molybdenum (Mo), % 0.7 to 1.2
0.35 to 0.65
Nickel (Ni), % 0 to 0.3
8.0 to 10
Niobium (Nb), % 0
0.75 to 1.2
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.6
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 0
0 to 0.15
Tungsten (W), % 0
1.3 to 1.8
Vanadium (V), % 0 to 1.1
0.1 to 0.3