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SAE-AISI D3 Steel vs. EN 1.6773 Steel

Both SAE-AISI D3 steel and EN 1.6773 steel are iron alloys. They have 86% 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 D3 steel and the bottom bar is EN 1.6773 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 9.8 to 15
11
Fatigue Strength, MPa 310 to 940
560
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 74
73
Shear Strength, MPa 470 to 1220
670
Tensile Strength: Ultimate (UTS), MPa 770 to 2050
1120
Tensile Strength: Yield (Proof), MPa 480 to 1550
910

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 31
46
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.0
8.1
Electrical Conductivity: Equal Weight (Specific), % IACS 3.5
9.2

Otherwise Unclassified Properties

Base Metal Price, % relative 8.0
5.0
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 3.2
1.9
Embodied Energy, MJ/kg 48
26
Embodied Water, L/kg 100
61

Common Calculations

PREN (Pitting Resistance) 13
3.0
Resilience: Ultimate (Unit Rupture Work), MJ/m3 97 to 180
110
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 28 to 74
40
Strength to Weight: Bending, points 24 to 47
30
Thermal Diffusivity, mm2/s 8.3
12
Thermal Shock Resistance, points 23 to 63
33

Alloy Composition

Carbon (C), % 2.0 to 2.4
0.32 to 0.39
Chromium (Cr), % 11 to 13.5
1.6 to 2.0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 80.3 to 87
92 to 93.9
Manganese (Mn), % 0 to 0.6
0.3 to 0.6
Molybdenum (Mo), % 0
0.25 to 0.45
Nickel (Ni), % 0 to 0.3
3.6 to 4.1
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 0.6
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.025
Tungsten (W), % 0 to 1.0
0
Vanadium (V), % 0 to 1.0
0