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ASTM A182 Grade F5a vs. EN 1.7139 Steel

Both ASTM A182 grade F5a and EN 1.7139 steel are iron alloys. They have a very high 95% of their average alloy composition in common. There are 25 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 ASTM A182 grade F5a and the bottom bar is EN 1.7139 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 310
150 to 180
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 74
73
Tensile Strength: Ultimate (UTS), MPa 710
480 to 1390

Thermal Properties

Latent Heat of Fusion, J/g 260
250
Maximum Temperature: Mechanical, °C 510
420
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
44
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.2
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 9.4
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 4.5
2.2
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.8
1.4
Embodied Energy, MJ/kg 24
19
Embodied Water, L/kg 69
51

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 25
17 to 49
Strength to Weight: Bending, points 23
17 to 35
Thermal Diffusivity, mm2/s 11
12
Thermal Shock Resistance, points 20
14 to 41

Alloy Composition

Carbon (C), % 0 to 0.25
0.14 to 0.19
Chromium (Cr), % 4.0 to 6.0
0.8 to 1.1
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 91.4 to 95.6
96.8 to 98
Manganese (Mn), % 0 to 0.6
1.0 to 1.3
Molybdenum (Mo), % 0.44 to 0.65
0
Nickel (Ni), % 0 to 0.5
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 0.5
0 to 0.3
Sulfur (S), % 0 to 0.030
0.020 to 0.040