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ASTM A299 Steel vs. EN 1.1203 Steel

Both ASTM A299 steel and EN 1.1203 steel are iron alloys.

For each property being compared, the top bar is ASTM A299 steel and the bottom bar is EN 1.1203 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180 to 190
200 to 230
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 21 to 22
12 to 15
Fatigue Strength, MPa 230 to 250
210 to 310
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
72
Shear Strength, MPa 370 to 390
420 to 480
Tensile Strength: Ultimate (UTS), MPa 590 to 620
690 to 780
Tensile Strength: Yield (Proof), MPa 330 to 360
340 to 480

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
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 51
48
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
2.1
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
1.4
Embodied Energy, MJ/kg 19
19
Embodied Water, L/kg 47
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
69 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 290 to 350
310 to 610
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 21 to 22
25 to 28
Strength to Weight: Bending, points 20 to 21
22 to 24
Thermal Diffusivity, mm2/s 14
13
Thermal Shock Resistance, points 17 to 18
22 to 25

Comparable Variants