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Grade FDC Steel vs. ASTM A182 Grade F6b

Both grade FDC steel and ASTM A182 grade F6b are iron alloys. They have 85% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is grade FDC steel and the bottom bar is ASTM A182 grade F6b.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 510
260
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.28
Reduction in Area, % 42
51
Shear Modulus, GPa 80
76
Tensile Strength: Ultimate (UTS), MPa 1680
850

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Maximum Temperature: Mechanical, °C 400
750
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 51
25
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
2.8
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
3.2

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
8.0
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
2.2
Embodied Energy, MJ/kg 19
30
Embodied Water, L/kg 47
100

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 60
30
Strength to Weight: Bending, points 40
26
Thermal Diffusivity, mm2/s 14
6.7
Thermal Shock Resistance, points 50
31

Alloy Composition

Carbon (C), % 0.6 to 0.75
0 to 0.15
Chromium (Cr), % 0 to 0.3
11.5 to 13.5
Copper (Cu), % 0 to 0.12
0 to 0.5
Iron (Fe), % 98 to 99.4
81.2 to 87.1
Manganese (Mn), % 0.5 to 1.2
0 to 1.0
Molybdenum (Mo), % 0
0.4 to 0.6
Nickel (Ni), % 0
1.0 to 2.0
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 0.1 to 0.35
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.020