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ASTM A369 Grade FPB vs. EN 1.1181 Steel

Both ASTM A369 grade FPB and EN 1.1181 steel are iron alloys. Their average alloy composition is basically identical. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is ASTM A369 grade FPB and the bottom bar is EN 1.1181 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
160 to 180
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 19
19 to 20
Fatigue Strength, MPa 180
190 to 260
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 290
350 to 390
Tensile Strength: Ultimate (UTS), MPa 470
560 to 620
Tensile Strength: Yield (Proof), MPa 270
280 to 380

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
400
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 52
42
Thermal Expansion, µm/m-K 12
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
2.1
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
1.4
Embodied Energy, MJ/kg 18
19
Embodied Water, L/kg 46
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 78
90 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 190
210 to 380
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 17
20 to 22
Strength to Weight: Bending, points 17
19 to 21
Thermal Diffusivity, mm2/s 14
11
Thermal Shock Resistance, points 15
19 to 21

Alloy Composition

Carbon (C), % 0 to 0.3
0.32 to 0.39
Chromium (Cr), % 0
0 to 0.4
Iron (Fe), % 98.1 to 99.61
97.4 to 99.18
Manganese (Mn), % 0.29 to 1.1
0.5 to 0.8
Molybdenum (Mo), % 0
0 to 0.1
Nickel (Ni), % 0
0 to 0.4
Phosphorus (P), % 0 to 0.035
0 to 0.035
Silicon (Si), % 0.1 to 0.5
0 to 0.4
Sulfur (S), % 0 to 0.035
0 to 0.035