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EN 1.6570 Steel vs. ASTM A372 Grade L Steel

Both EN 1.6570 steel and ASTM A372 grade L steel are iron alloys. Their average alloy composition is basically identical. There are 30 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 1.6570 steel and the bottom bar is ASTM A372 grade L steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270 to 340
350
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 11 to 17
14
Fatigue Strength, MPa 500 to 660
670
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Tensile Strength: Ultimate (UTS), MPa 910 to 1130
1160
Tensile Strength: Yield (Proof), MPa 760 to 1060
1040

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 440
430
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 40
44
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.7
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.8
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 3.9
3.5
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.7
1.7
Embodied Energy, MJ/kg 23
22
Embodied Water, L/kg 56
54

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 140
150
Resilience: Unit (Modulus of Resilience), kJ/m3 1520 to 3010
2890
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 32 to 40
41
Strength to Weight: Bending, points 27 to 31
31
Thermal Diffusivity, mm2/s 11
12
Thermal Shock Resistance, points 27 to 33
34

Alloy Composition

Carbon (C), % 0.28 to 0.35
0.38 to 0.43
Chromium (Cr), % 1.0 to 1.4
0.7 to 0.9
Iron (Fe), % 94 to 96.2
95.2 to 96.3
Manganese (Mn), % 0.6 to 1.0
0.6 to 0.8
Molybdenum (Mo), % 0.3 to 0.5
0.2 to 0.3
Nickel (Ni), % 1.6 to 2.1
1.7 to 2.0
Phosphorus (P), % 0 to 0.020
0 to 0.015
Silicon (Si), % 0 to 0.6
0.15 to 0.35
Sulfur (S), % 0 to 0.015
0 to 0.010