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ASTM A372 Grade H Steel vs. EN 1.5663 Steel

Both ASTM A372 grade H 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 (3, in this case) are not shown.

For each property being compared, the top bar is ASTM A372 grade H steel and the bottom bar is EN 1.5663 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 280
230
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 20 to 22
20
Fatigue Strength, MPa 310 to 380
450
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 410 to 570
470
Tensile Strength: Ultimate (UTS), MPa 650 to 910
750
Tensile Strength: Yield (Proof), MPa 430 to 550
660

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 410
430
Melting Completion (Liquidus), °C 1460
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 2.3
7.5
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 1.5
2.3
Embodied Energy, MJ/kg 20
31
Embodied Water, L/kg 49
63

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130 to 160
150
Resilience: Unit (Modulus of Resilience), kJ/m3 500 to 810
1150
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 23 to 32
26
Strength to Weight: Bending, points 21 to 27
23
Thermal Shock Resistance, points 19 to 27
22

Alloy Composition

Carbon (C), % 0.3 to 0.4
0 to 0.1
Chromium (Cr), % 0.4 to 0.65
0
Iron (Fe), % 97.3 to 98.3
88.6 to 91.2
Manganese (Mn), % 0.75 to 1.1
0.3 to 0.8
Molybdenum (Mo), % 0.15 to 0.25
0 to 0.1
Nickel (Ni), % 0
8.5 to 10
Phosphorus (P), % 0 to 0.015
0 to 0.015
Silicon (Si), % 0.15 to 0.35
0 to 0.35
Sulfur (S), % 0 to 0.010
0 to 0.0050
Vanadium (V), % 0
0 to 0.010