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SAE-AISI 1552 Steel vs. ASTM A387 Grade 22L Class 1

Both SAE-AISI 1552 steel and ASTM A387 grade 22L class 1 are iron alloys. They have a very high 97% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1552 steel and the bottom bar is ASTM A387 grade 22L class 1.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220 to 250
150
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 11 to 14
20
Fatigue Strength, MPa 290 to 400
160
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
74
Shear Strength, MPa 460 to 510
310
Tensile Strength: Ultimate (UTS), MPa 760 to 840
500
Tensile Strength: Yield (Proof), MPa 460 to 650
230

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Maximum Temperature: Mechanical, °C 400
460
Melting Completion (Liquidus), °C 1460
1470
Melting Onset (Solidus), °C 1420
1430
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 51
40
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 12
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
3.8
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.4
1.7
Embodied Energy, MJ/kg 19
23
Embodied Water, L/kg 47
58

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 81 to 98
83
Resilience: Unit (Modulus of Resilience), kJ/m3 560 to 1130
140
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 27 to 30
18
Strength to Weight: Bending, points 24 to 25
18
Thermal Diffusivity, mm2/s 14
11
Thermal Shock Resistance, points 26 to 29
14

Alloy Composition

Carbon (C), % 0.47 to 0.55
0 to 0.1
Chromium (Cr), % 0
2.0 to 2.5
Iron (Fe), % 97.9 to 98.3
95.2 to 96.8
Manganese (Mn), % 1.2 to 1.5
0.3 to 0.6
Molybdenum (Mo), % 0
0.9 to 1.1
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0 to 0.050
0 to 0.025