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SAE-AISI 1010 Steel vs. ASTM A387 Grade 2 Steel

Both SAE-AISI 1010 steel and ASTM A387 grade 2 steel are iron alloys. They have a very high 98% 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 1010 steel and the bottom bar is ASTM A387 grade 2 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 100 to 110
140 to 170
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 22 to 31
25
Fatigue Strength, MPa 150 to 230
190 to 250
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 230 to 250
300 to 350
Tensile Strength: Ultimate (UTS), MPa 350 to 400
470 to 550
Tensile Strength: Yield (Proof), MPa 190 to 330
260 to 350

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
420
Melting Completion (Liquidus), °C 1470
1470
Melting Onset (Solidus), °C 1430
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 47
45
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 14
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
2.6
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 1.4
1.6
Embodied Energy, MJ/kg 18
20
Embodied Water, L/kg 45
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 82 to 93
98 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 100 to 290
180 to 320
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 12 to 14
16 to 20
Strength to Weight: Bending, points 14 to 15
17 to 19
Thermal Diffusivity, mm2/s 13
12
Thermal Shock Resistance, points 11 to 13
14 to 16

Alloy Composition

Carbon (C), % 0.080 to 0.13
0.050 to 0.21
Chromium (Cr), % 0
0.5 to 0.8
Iron (Fe), % 99.18 to 99.62
97.1 to 98.3
Manganese (Mn), % 0.3 to 0.6
0.55 to 0.8
Molybdenum (Mo), % 0
0.45 to 0.6
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0
0.15 to 0.4
Sulfur (S), % 0 to 0.050
0 to 0.025