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ASTM A369 Grade FPA vs. EN 1.0060 Steel

Both ASTM A369 grade FPA and EN 1.0060 steel are iron alloys. Their average alloy composition is basically identical.

For each property being compared, the top bar is ASTM A369 grade FPA and the bottom bar is EN 1.0060 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 110
180
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 27
13
Fatigue Strength, MPa 180
200
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 240
380
Tensile Strength: Ultimate (UTS), MPa 380
630
Tensile Strength: Yield (Proof), MPa 240
310

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
400
Melting Completion (Liquidus), °C 1460
1470
Melting Onset (Solidus), °C 1420
1430
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 52
53
Thermal Expansion, µm/m-K 12
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
6.8
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
7.8

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
1.7
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.4
1.4
Embodied Energy, MJ/kg 18
18
Embodied Water, L/kg 46
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 89
70
Resilience: Unit (Modulus of Resilience), kJ/m3 150
250
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 13
22
Strength to Weight: Bending, points 15
21
Thermal Diffusivity, mm2/s 14
14
Thermal Shock Resistance, points 12
20

Alloy Composition

Carbon (C), % 0 to 0.25
0
Iron (Fe), % 98.3 to 99.63
99.876 to 100
Manganese (Mn), % 0.27 to 0.93
0
Nitrogen (N), % 0
0 to 0.014
Phosphorus (P), % 0 to 0.035
0 to 0.055
Silicon (Si), % 0.1 to 0.5
0
Sulfur (S), % 0 to 0.035
0 to 0.055