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ASTM A369 Grade FP91 vs. EN 1.3553 Steel

Both ASTM A369 grade FP91 and EN 1.3553 steel are iron alloys. They have 88% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is ASTM A369 grade FP91 and the bottom bar is EN 1.3553 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
220
Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 75
77
Tensile Strength: Ultimate (UTS), MPa 670
720

Thermal Properties

Latent Heat of Fusion, J/g 270
260
Maximum Temperature: Mechanical, °C 600
540
Melting Completion (Liquidus), °C 1460
1620
Melting Onset (Solidus), °C 1420
1570
Specific Heat Capacity, J/kg-K 470
440
Thermal Conductivity, W/m-K 26
24
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.9
10
Electrical Conductivity: Equal Weight (Specific), % IACS 10
11

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
24
Density, g/cm3 7.8
8.4
Embodied Carbon, kg CO2/kg material 2.6
8.5
Embodied Energy, MJ/kg 37
130
Embodied Water, L/kg 88
96

Common Calculations

PREN (Pitting Resistance) 13
31
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 24
24
Strength to Weight: Bending, points 22
21
Thermal Diffusivity, mm2/s 6.9
6.4
Thermal Shock Resistance, points 18
21

Alloy Composition

Aluminum (Al), % 0 to 0.020
0
Carbon (C), % 0.080 to 0.12
0.78 to 0.86
Chromium (Cr), % 8.0 to 9.5
3.9 to 4.3
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 87.3 to 90.3
80.7 to 83.7
Manganese (Mn), % 0.3 to 0.6
0 to 0.4
Molybdenum (Mo), % 0.85 to 1.1
4.7 to 5.2
Nickel (Ni), % 0 to 0.4
0
Niobium (Nb), % 0.060 to 0.1
0
Nitrogen (N), % 0.030 to 0.070
0
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 0.2 to 0.5
0 to 0.4
Sulfur (S), % 0 to 0.025
0 to 0.015
Titanium (Ti), % 0 to 0.010
0
Tungsten (W), % 0
6.0 to 6.7
Vanadium (V), % 0.18 to 0.25
1.7 to 2.0
Zirconium (Zr), % 0 to 0.010
0