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SAE-AISI A2 Steel vs. EN 1.7711 Steel

Both SAE-AISI A2 steel and EN 1.7711 steel are iron alloys. They have a moderately high 94% 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 A2 steel and the bottom bar is EN 1.7711 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 74
73
Tensile Strength: Ultimate (UTS), MPa 710 to 2040
690 to 930

Thermal Properties

Latent Heat of Fusion, J/g 260
250
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 38
33
Thermal Expansion, µm/m-K 11
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.2
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 9.5
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 5.5
3.0
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.7
2.3
Embodied Energy, MJ/kg 38
32
Embodied Water, L/kg 73
54

Common Calculations

PREN (Pitting Resistance) 8.9
2.9
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 25 to 73
24 to 33
Strength to Weight: Bending, points 23 to 46
22 to 27
Thermal Diffusivity, mm2/s 10
8.9
Thermal Shock Resistance, points 25 to 71
24 to 32

Alloy Composition

Aluminum (Al), % 0
0 to 0.015
Carbon (C), % 1.0 to 1.1
0.36 to 0.44
Chromium (Cr), % 4.8 to 5.5
0.9 to 1.2
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 89.4 to 93.3
96 to 97.5
Manganese (Mn), % 0 to 1.0
0.45 to 0.85
Molybdenum (Mo), % 0.9 to 1.4
0.5 to 0.65
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 0.5
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0.15 to 0.5
0.25 to 0.35

Comparable Variants