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EN 1.7160 Steel vs. SAE-AISI P20 Steel

Both EN 1.7160 steel and SAE-AISI P20 steel are iron alloys. They have a very high 99% of their average alloy composition in common. There are 23 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 EN 1.7160 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 0.29
0.29
Shear Modulus, GPa 73
73
Tensile Strength: Ultimate (UTS), MPa 470 to 1390
540 to 1050

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 45
45
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 2.3
2.8
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
1.6
Embodied Energy, MJ/kg 19
21
Embodied Water, L/kg 51
52

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 17 to 49
19 to 37
Strength to Weight: Bending, points 17 to 35
19 to 29
Thermal Diffusivity, mm2/s 12
12
Thermal Shock Resistance, points 14 to 41
18 to 35

Alloy Composition

Boron (B), % 0.00080 to 0.0050
0
Carbon (C), % 0.14 to 0.19
0.28 to 0.4
Chromium (Cr), % 0.8 to 1.1
0.4 to 2.0
Copper (Cu), % 0 to 0.25
0 to 0.25
Iron (Fe), % 96.8 to 98.1
95.2 to 98.5
Manganese (Mn), % 1.0 to 1.3
0.35 to 0.71
Molybdenum (Mo), % 0
0.3 to 0.55
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0 to 0.3
0.2 to 0.8
Sulfur (S), % 0 to 0.025
0 to 0.030

Comparable Variants