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EN 1.5521 Steel vs. ASTM A182 Grade F1

Both EN 1.5521 steel and ASTM A182 grade F1 are iron alloys. Their average alloy composition is basically identical.

For each property being compared, the top bar is EN 1.5521 steel and the bottom bar is ASTM A182 grade F1.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130 to 180
170
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 11 to 21
22
Fatigue Strength, MPa 210 to 310
220
Poisson's Ratio 0.29
0.29
Reduction in Area, % 59 to 72
34
Shear Modulus, GPa 73
73
Shear Strength, MPa 310 to 360
340
Tensile Strength: Ultimate (UTS), MPa 430 to 1390
540
Tensile Strength: Yield (Proof), MPa 300 to 490
310

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
410
Melting Completion (Liquidus), °C 1460
1470
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 51
50
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
2.4
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.4
1.5
Embodied Energy, MJ/kg 19
20
Embodied Water, L/kg 47
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 44 to 230
100
Resilience: Unit (Modulus of Resilience), kJ/m3 250 to 630
260
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 15 to 49
19
Strength to Weight: Bending, points 16 to 35
19
Thermal Diffusivity, mm2/s 14
13
Thermal Shock Resistance, points 13 to 41
16

Alloy Composition

Boron (B), % 0.00080 to 0.0050
0
Carbon (C), % 0.16 to 0.2
0 to 0.28
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 98 to 98.9
97.7 to 98.8
Manganese (Mn), % 0.9 to 1.2
0.6 to 0.9
Molybdenum (Mo), % 0
0.44 to 0.65
Phosphorus (P), % 0 to 0.025
0 to 0.045
Silicon (Si), % 0 to 0.3
0.15 to 0.35
Sulfur (S), % 0 to 0.025
0 to 0.045