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EN 1.1122 Steel vs. ASTM A182 Grade F1

Both EN 1.1122 steel and ASTM A182 grade F1 are iron alloys. They have a very high 99% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.1122 steel and the bottom bar is ASTM A182 grade F1.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 100 to 130
170
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 12 to 21
22
Fatigue Strength, MPa 170 to 260
220
Poisson's Ratio 0.29
0.29
Reduction in Area, % 63 to 73
34
Shear Modulus, GPa 73
73
Shear Strength, MPa 240 to 290
340
Tensile Strength: Ultimate (UTS), MPa 340 to 460
540
Tensile Strength: Yield (Proof), MPa 240 to 370
310

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
410
Melting Completion (Liquidus), °C 1460
1470
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 51
50
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.0
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
2.4
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 1.4
1.5
Embodied Energy, MJ/kg 18
20
Embodied Water, L/kg 46
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 36 to 89
100
Resilience: Unit (Modulus of Resilience), kJ/m3 160 to 360
260
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 12 to 16
19
Strength to Weight: Bending, points 14 to 17
19
Thermal Diffusivity, mm2/s 14
13
Thermal Shock Resistance, points 11 to 15
16

Alloy Composition

Carbon (C), % 0.080 to 0.12
0 to 0.28
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 98.7 to 99.62
97.7 to 98.8
Manganese (Mn), % 0.3 to 0.6
0.6 to 0.9
Molybdenum (Mo), % 0
0.44 to 0.65
Phosphorus (P), % 0 to 0.025
0 to 0.045
Silicon (Si), % 0 to 0.3
0.15 to 0.35
Sulfur (S), % 0 to 0.025
0 to 0.045