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ASTM A182 Grade F122 vs. SAE-AISI 1012 Steel

Both ASTM A182 grade F122 and SAE-AISI 1012 steel are iron alloys. They have 85% 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 ASTM A182 grade F122 and the bottom bar is SAE-AISI 1012 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
100 to 110
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 23
21 to 31
Fatigue Strength, MPa 320
150 to 230
Poisson's Ratio 0.28
0.29
Reduction in Area, % 45
45 to 57
Shear Modulus, GPa 76
73
Shear Strength, MPa 450
230 to 250
Tensile Strength: Ultimate (UTS), MPa 710
360 to 400
Tensile Strength: Yield (Proof), MPa 450
200 to 330

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 600
400
Melting Completion (Liquidus), °C 1490
1470
Melting Onset (Solidus), °C 1440
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 24
53
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
6.9
Electrical Conductivity: Equal Weight (Specific), % IACS 12
7.9

Otherwise Unclassified Properties

Base Metal Price, % relative 12
1.8
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 3.0
1.4
Embodied Energy, MJ/kg 44
18
Embodied Water, L/kg 100
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
80 to 93
Resilience: Unit (Modulus of Resilience), kJ/m3 520
110 to 300
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 25
13 to 14
Strength to Weight: Bending, points 22
14 to 15
Thermal Diffusivity, mm2/s 6.4
14
Thermal Shock Resistance, points 19
11 to 13

Alloy Composition

Aluminum (Al), % 0 to 0.020
0
Boron (B), % 0 to 0.0050
0
Carbon (C), % 0.070 to 0.14
0.1 to 0.15
Chromium (Cr), % 10 to 11.5
0
Copper (Cu), % 0.3 to 1.7
0
Iron (Fe), % 81.3 to 87.7
99.16 to 99.6
Manganese (Mn), % 0 to 0.7
0.3 to 0.6
Molybdenum (Mo), % 0.25 to 0.6
0
Nickel (Ni), % 0 to 0.5
0
Niobium (Nb), % 0.040 to 0.1
0
Nitrogen (N), % 0.040 to 0.1
0
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.010
0 to 0.050
Titanium (Ti), % 0 to 0.010
0
Tungsten (W), % 1.5 to 2.5
0
Vanadium (V), % 0.15 to 0.3
0
Zirconium (Zr), % 0 to 0.010
0