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ASTM A369 Grade FP5 vs. EN 1.5508 Steel

Both ASTM A369 grade FP5 and EN 1.5508 steel are iron alloys. They have a moderately high 95% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is ASTM A369 grade FP5 and the bottom bar is EN 1.5508 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
130 to 180
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 20
11 to 20
Fatigue Strength, MPa 160
210 to 320
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 74
73
Shear Strength, MPa 300
300 to 360
Tensile Strength: Ultimate (UTS), MPa 470
420 to 1460
Tensile Strength: Yield (Proof), MPa 240
310 to 490

Thermal Properties

Latent Heat of Fusion, J/g 260
250
Maximum Temperature: Mechanical, °C 510
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 40
51
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 9.2
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 4.3
1.9
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.7
1.4
Embodied Energy, MJ/kg 23
19
Embodied Water, L/kg 69
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
44 to 230
Resilience: Unit (Modulus of Resilience), kJ/m3 140
260 to 640
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 17
15 to 52
Strength to Weight: Bending, points 17
16 to 36
Thermal Diffusivity, mm2/s 11
14
Thermal Shock Resistance, points 13
12 to 43

Alloy Composition

Boron (B), % 0
0.00080 to 0.0050
Carbon (C), % 0 to 0.15
0.2 to 0.25
Chromium (Cr), % 4.0 to 6.0
0 to 0.3
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 92.1 to 95.3
97.9 to 99.199
Manganese (Mn), % 0.3 to 0.6
0.6 to 0.9
Molybdenum (Mo), % 0.45 to 0.65
0
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 0 to 0.5
0 to 0.3
Sulfur (S), % 0 to 0.025
0 to 0.025