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EN 1.5521 Steel vs. ASTM A182 Grade F12 Class 1

Both EN 1.5521 steel and ASTM A182 grade F12 class 1 are iron alloys. They have a very high 98% 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 1.5521 steel and the bottom bar is ASTM A182 grade F12 class 1.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130 to 180
150
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 11 to 21
23
Fatigue Strength, MPa 210 to 310
180
Poisson's Ratio 0.29
0.29
Reduction in Area, % 59 to 72
50
Shear Modulus, GPa 73
73
Shear Strength, MPa 310 to 360
300
Tensile Strength: Ultimate (UTS), MPa 430 to 1390
470
Tensile Strength: Yield (Proof), MPa 300 to 490
250

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
430
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
45
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
2.8
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.4
1.6
Embodied Energy, MJ/kg 19
21
Embodied Water, L/kg 47
52

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 44 to 230
91
Resilience: Unit (Modulus of Resilience), kJ/m3 250 to 630
160
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 15 to 49
17
Strength to Weight: Bending, points 16 to 35
17
Thermal Diffusivity, mm2/s 14
12
Thermal Shock Resistance, points 13 to 41
14

Alloy Composition

Boron (B), % 0.00080 to 0.0050
0
Carbon (C), % 0.16 to 0.2
0.050 to 0.15
Chromium (Cr), % 0
0.8 to 1.3
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 98 to 98.9
96.8 to 98.4
Manganese (Mn), % 0.9 to 1.2
0.3 to 0.6
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 to 0.5
Sulfur (S), % 0 to 0.025
0 to 0.045