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SAE-AISI P5 Steel vs. ASTM A387 Grade 11 Steel

Both SAE-AISI P5 steel and ASTM A387 grade 11 steel are iron alloys. They have a very high 99% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI P5 steel and the bottom bar is ASTM A387 grade 11 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 370 to 1980
500 to 600

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
39
Thermal Expansion, µm/m-K 12
13

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 2.8
2.9
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.5
1.6
Embodied Energy, MJ/kg 20
21
Embodied Water, L/kg 56
53

Common Calculations

PREN (Pitting Resistance) 2.3
3.1
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 13 to 70
18 to 21
Strength to Weight: Bending, points 15 to 45
18 to 20
Thermal Diffusivity, mm2/s 12
11
Thermal Shock Resistance, points 12 to 65
15 to 18

Alloy Composition

Carbon (C), % 0 to 0.1
0.050 to 0.17
Chromium (Cr), % 2.0 to 2.5
1.0 to 1.5
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 95.7 to 97.8
96.2 to 97.6
Manganese (Mn), % 0.2 to 0.6
0.4 to 0.65
Molybdenum (Mo), % 0
0.45 to 0.65
Nickel (Ni), % 0 to 0.35
0
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 0.4
0.5 to 0.8
Sulfur (S), % 0 to 0.030
0 to 0.025

Comparable Variants