MakeItFrom.com
Menu (ESC)

ACI-ASTM CG3M Steel vs. SAE-AISI 5155 Steel

Both ACI-ASTM CG3M steel and SAE-AISI 5155 steel are iron alloys. They have 66% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CG3M steel and the bottom bar is SAE-AISI 5155 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
190
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 28
21
Fatigue Strength, MPa 200
260
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 79
73
Tensile Strength: Ultimate (UTS), MPa 580
620
Tensile Strength: Yield (Proof), MPa 270
380

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1020
420
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 15
49
Thermal Expansion, µm/m-K 16
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 20
2.1
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 4.1
1.4
Embodied Energy, MJ/kg 56
19
Embodied Water, L/kg 160
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
110
Resilience: Unit (Modulus of Resilience), kJ/m3 190
380
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 20
22
Strength to Weight: Bending, points 20
21
Thermal Diffusivity, mm2/s 4.1
13
Thermal Shock Resistance, points 13
20

Alloy Composition

Carbon (C), % 0 to 0.030
0.51 to 0.59
Chromium (Cr), % 18 to 21
0.7 to 0.9
Iron (Fe), % 58.9 to 70
97.2 to 97.9
Manganese (Mn), % 0 to 1.5
0.7 to 0.9
Molybdenum (Mo), % 3.0 to 4.0
0
Nickel (Ni), % 9.0 to 13
0
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 1.5
0.15 to 0.35
Sulfur (S), % 0 to 0.040
0 to 0.040