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ASTM A369 Grade FP2 vs. ACI-ASTM CE3MN Steel

Both ASTM A369 grade FP2 and ACI-ASTM CE3MN steel are iron alloys. They have 64% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is ASTM A369 grade FP2 and the bottom bar is ACI-ASTM CE3MN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 20
20
Fatigue Strength, MPa 160
380
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 73
81
Tensile Strength: Ultimate (UTS), MPa 430
770
Tensile Strength: Yield (Proof), MPa 240
590

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Maximum Temperature: Mechanical, °C 420
1100
Melting Completion (Liquidus), °C 1470
1450
Melting Onset (Solidus), °C 1430
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 49
15
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
21
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.6
4.2
Embodied Energy, MJ/kg 20
58
Embodied Water, L/kg 50
180

Common Calculations

PREN (Pitting Resistance) 2.5
43
Resilience: Ultimate (Unit Rupture Work), MJ/m3 75
140
Resilience: Unit (Modulus of Resilience), kJ/m3 150
840
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 15
27
Strength to Weight: Bending, points 16
24
Thermal Diffusivity, mm2/s 13
4.1
Thermal Shock Resistance, points 13
21

Alloy Composition

Carbon (C), % 0.1 to 0.2
0 to 0.030
Chromium (Cr), % 0.5 to 0.81
24 to 26
Iron (Fe), % 97.4 to 98.6
58.1 to 65.9
Manganese (Mn), % 0.3 to 0.61
0 to 1.5
Molybdenum (Mo), % 0.44 to 0.65
4.0 to 5.0
Nickel (Ni), % 0
6.0 to 8.0
Nitrogen (N), % 0
0.1 to 0.3
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0.1 to 0.3
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.040