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EN 1.0303 Steel vs. ASTM A182 Grade F5a

Both EN 1.0303 steel and ASTM A182 grade F5a are iron alloys. They have a moderately high 94% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.0303 steel and the bottom bar is ASTM A182 grade F5a.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 84 to 120
310
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 12 to 25
25
Fatigue Strength, MPa 150 to 230
380
Poisson's Ratio 0.29
0.29
Reduction in Area, % 75 to 86
56
Shear Modulus, GPa 73
74
Shear Strength, MPa 220 to 260
450
Tensile Strength: Ultimate (UTS), MPa 290 to 410
710
Tensile Strength: Yield (Proof), MPa 200 to 320
520

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Maximum Temperature: Mechanical, °C 400
510
Melting Completion (Liquidus), °C 1470
1460
Melting Onset (Solidus), °C 1430
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 53
40
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.9
8.2
Electrical Conductivity: Equal Weight (Specific), % IACS 7.9
9.4

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
4.5
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.4
1.8
Embodied Energy, MJ/kg 18
24
Embodied Water, L/kg 46
69

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 30 to 94
160
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 270
700
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 10 to 15
25
Strength to Weight: Bending, points 12 to 16
23
Thermal Diffusivity, mm2/s 14
11
Thermal Shock Resistance, points 9.2 to 13
20

Alloy Composition

Aluminum (Al), % 0.020 to 0.060
0
Carbon (C), % 0.020 to 0.060
0 to 0.25
Chromium (Cr), % 0
4.0 to 6.0
Iron (Fe), % 99.335 to 99.71
91.4 to 95.6
Manganese (Mn), % 0.25 to 0.4
0 to 0.6
Molybdenum (Mo), % 0
0.44 to 0.65
Nickel (Ni), % 0
0 to 0.5
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 0.1
0 to 0.5
Sulfur (S), % 0 to 0.025
0 to 0.030