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EN 1.7386 Steel vs. SAE-AISI P20 Steel

Both EN 1.7386 steel and SAE-AISI P20 steel are iron alloys. They have a moderately high 91% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.7386 steel and the bottom bar is SAE-AISI P20 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 75
73
Tensile Strength: Ultimate (UTS), MPa 550 to 670
540 to 1050

Thermal Properties

Latent Heat of Fusion, J/g 270
260
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 26
45
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 10
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 6.5
2.8
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.0
1.6
Embodied Energy, MJ/kg 28
21
Embodied Water, L/kg 88
52

Common Calculations

PREN (Pitting Resistance) 12
2.6
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 20 to 24
19 to 37
Strength to Weight: Bending, points 19 to 22
19 to 29
Thermal Diffusivity, mm2/s 6.9
12
Thermal Shock Resistance, points 15 to 18
18 to 35

Alloy Composition

Aluminum (Al), % 0 to 0.040
0
Carbon (C), % 0.080 to 0.15
0.28 to 0.4
Chromium (Cr), % 8.0 to 10
0.4 to 2.0
Copper (Cu), % 0 to 0.3
0 to 0.25
Iron (Fe), % 86.8 to 90.5
95.2 to 98.5
Manganese (Mn), % 0.3 to 0.6
0.35 to 0.71
Molybdenum (Mo), % 0.9 to 1.1
0.3 to 0.55
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0.25 to 1.0
0.2 to 0.8
Sulfur (S), % 0 to 0.010
0 to 0.030

Comparable Variants