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EN 1.0225 Steel vs. ASTM A588 Steel

Both EN 1.0225 steel and ASTM A588 steel are iron alloys.

For each property being compared, the top bar is EN 1.0225 steel and the bottom bar is ASTM A588 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130 to 140
170
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 6.7 to 24
22
Fatigue Strength, MPa 170 to 220
270
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 280 to 290
350
Tensile Strength: Ultimate (UTS), MPa 440 to 500
550
Tensile Strength: Yield (Proof), MPa 230 to 380
390

Thermal Properties

Latent Heat of Fusion, J/g 250
250 to 260
Maximum Temperature: Mechanical, °C 400
410
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1410 to 1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 52
43 to 44
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
2.3 to 2.5
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
1.5 to 1.6
Embodied Energy, MJ/kg 18
20 to 22
Embodied Water, L/kg 46
50 to 51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31 to 95
110
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 390
400
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 16 to 18
20
Strength to Weight: Bending, points 16 to 18
19
Thermal Diffusivity, mm2/s 14
12
Thermal Shock Resistance, points 14 to 16
16