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ASTM A182 Grade F1 vs. SAE-AISI 1527 Steel

Both ASTM A182 grade F1 and SAE-AISI 1527 steel are iron alloys. Their average alloy composition is basically identical.

For each property being compared, the top bar is ASTM A182 grade F1 and the bottom bar is SAE-AISI 1527 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
170 to 180
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 22
13 to 21
Fatigue Strength, MPa 220
220 to 350
Poisson's Ratio 0.29
0.29
Reduction in Area, % 34
40 to 45
Shear Modulus, GPa 73
73
Shear Strength, MPa 340
370 to 390
Tensile Strength: Ultimate (UTS), MPa 540
590 to 640
Tensile Strength: Yield (Proof), MPa 310
320 to 550

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 410
400
Melting Completion (Liquidus), °C 1470
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 50
52
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
1.8
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.5
1.4
Embodied Energy, MJ/kg 20
19
Embodied Water, L/kg 48
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
82 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 260
260 to 800
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 19
21 to 23
Strength to Weight: Bending, points 19
20 to 21
Thermal Diffusivity, mm2/s 13
14
Thermal Shock Resistance, points 16
19 to 20

Alloy Composition

Carbon (C), % 0 to 0.28
0.22 to 0.29
Iron (Fe), % 97.7 to 98.8
98.1 to 98.6
Manganese (Mn), % 0.6 to 0.9
1.2 to 1.5
Molybdenum (Mo), % 0.44 to 0.65
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0.15 to 0.35
0
Sulfur (S), % 0 to 0.045
0 to 0.050