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ASTM A514 Steel vs. EN 1.0478 Steel

Both ASTM A514 steel and EN 1.0478 steel are iron alloys.

For each property being compared, the top bar is ASTM A514 steel and the bottom bar is EN 1.0478 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 240 to 250
130
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 18 to 21
24
Fatigue Strength, MPa 470 to 540
170
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 490 to 520
280
Tensile Strength: Ultimate (UTS), MPa 790 to 830
440
Tensile Strength: Yield (Proof), MPa 690 to 770
230

Thermal Properties

Latent Heat of Fusion, J/g 250 to 260
250
Maximum Temperature: Mechanical, °C 400 to 440
400
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 37 to 51
49
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2 to 7.6
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3 to 8.8
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 2.3 to 3.8
2.2
Density, g/cm3 7.8 to 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.6 to 1.8
1.5
Embodied Energy, MJ/kg 21 to 25
20
Embodied Water, L/kg 48 to 57
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 170
90
Resilience: Unit (Modulus of Resilience), kJ/m3 1280 to 1590
150
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 28 to 29
16
Strength to Weight: Bending, points 24 to 25
16
Thermal Diffusivity, mm2/s 10 to 14
13
Thermal Shock Resistance, points 23 to 24
14