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SAE-AISI 1055 Steel vs. SAE-AISI 6150 Steel

Both SAE-AISI 1055 steel and SAE-AISI 6150 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 (1, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1055 steel and the bottom bar is SAE-AISI 6150 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
200 to 350
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 11 to 14
15 to 23
Fatigue Strength, MPa 260 to 390
300 to 750
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
73
Shear Strength, MPa 440 to 450
400 to 730
Tensile Strength: Ultimate (UTS), MPa 730 to 750
630 to 1200
Tensile Strength: Yield (Proof), MPa 400 to 630
420 to 1160

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
420
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 51
46
Thermal Expansion, µm/m-K 12
12 to 13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 12
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
2.3
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
2.0
Embodied Energy, MJ/kg 18
28
Embodied Water, L/kg 46
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 80 to 85
130 to 180
Resilience: Unit (Modulus of Resilience), kJ/m3 440 to 1070
460 to 3590
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 26
22 to 43
Strength to Weight: Bending, points 23
21 to 32
Thermal Diffusivity, mm2/s 14
13
Thermal Shock Resistance, points 23 to 24
20 to 38

Alloy Composition

Carbon (C), % 0.5 to 0.6
0.48 to 0.53
Chromium (Cr), % 0
0.8 to 1.1
Iron (Fe), % 98.4 to 98.9
96.7 to 97.7
Manganese (Mn), % 0.6 to 0.9
0.7 to 0.9
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0
0.15 to 0.35
Sulfur (S), % 0 to 0.050
0 to 0.040
Vanadium (V), % 0
0.15 to 0.3