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ASTM A387 Grade 2 Steel vs. EN 1.5663 Steel

Both ASTM A387 grade 2 steel and EN 1.5663 steel are iron alloys. They have a moderately high 91% 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 ASTM A387 grade 2 steel and the bottom bar is EN 1.5663 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140 to 170
230
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 25
20
Fatigue Strength, MPa 190 to 250
450
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 300 to 350
470
Tensile Strength: Ultimate (UTS), MPa 470 to 550
750
Tensile Strength: Yield (Proof), MPa 260 to 350
660

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 420
430
Melting Completion (Liquidus), °C 1470
1460
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
8.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
9.8

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
7.5
Density, g/cm3 7.9
8.0
Embodied Carbon, kg CO2/kg material 1.6
2.3
Embodied Energy, MJ/kg 20
31
Embodied Water, L/kg 50
63

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 98 to 120
150
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 320
1150
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 16 to 20
26
Strength to Weight: Bending, points 17 to 19
23
Thermal Shock Resistance, points 14 to 16
22

Alloy Composition

Carbon (C), % 0.050 to 0.21
0 to 0.1
Chromium (Cr), % 0.5 to 0.8
0
Iron (Fe), % 97.1 to 98.3
88.6 to 91.2
Manganese (Mn), % 0.55 to 0.8
0.3 to 0.8
Molybdenum (Mo), % 0.45 to 0.6
0 to 0.1
Nickel (Ni), % 0
8.5 to 10
Phosphorus (P), % 0 to 0.025
0 to 0.015
Silicon (Si), % 0.15 to 0.4
0 to 0.35
Sulfur (S), % 0 to 0.025
0 to 0.0050
Vanadium (V), % 0
0 to 0.010