ACI-ASTM CG3M Steel vs. SAE-AISI 1137 Steel
Both ACI-ASTM CG3M steel and SAE-AISI 1137 steel are iron alloys. They have 65% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, 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 1137 steel.
Metric UnitsUS Customary Units
Mechanical Properties
Brinell Hardness | 170 | |
200 to 210 |
Elastic (Young's, Tensile) Modulus, GPa | 200 | |
190 |
Elongation at Break, % | 28 | |
11 to 17 |
Fatigue Strength, MPa | 200 | |
250 to 400 |
Poisson's Ratio | 0.28 | |
0.29 |
Shear Modulus, GPa | 79 | |
73 |
Tensile Strength: Ultimate (UTS), MPa | 580 | |
700 to 760 |
Tensile Strength: Yield (Proof), MPa | 270 | |
370 to 650 |
Thermal Properties
Latent Heat of Fusion, J/g | 300 | |
250 |
Maximum Temperature: Mechanical, °C | 1020 | |
400 |
Melting Completion (Liquidus), °C | 1450 | |
1460 |
Melting Onset (Solidus), °C | 1400 | |
1420 |
Specific Heat Capacity, J/kg-K | 470 | |
470 |
Thermal Conductivity, W/m-K | 15 | |
51 |
Thermal Expansion, µm/m-K | 16 | |
13 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 2.0 | |
10 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 2.3 | |
12 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 20 | |
1.9 |
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 | |
48 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 130 | |
81 to 100 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 190 | |
360 to 1130 |
Stiffness to Weight: Axial, points | 14 | |
13 |
Stiffness to Weight: Bending, points | 25 | |
24 |
Strength to Weight: Axial, points | 20 | |
25 to 27 |
Strength to Weight: Bending, points | 20 | |
22 to 24 |
Thermal Diffusivity, mm2/s | 4.1 | |
14 |
Thermal Shock Resistance, points | 13 | |
21 to 23 |
Alloy Composition
Carbon (C), % | 0 to 0.030 | |
0.32 to 0.39 |
Chromium (Cr), % | 18 to 21 | |
0 |
Iron (Fe), % | 58.9 to 70 | |
97.8 to 98.3 |
Manganese (Mn), % | 0 to 1.5 | |
1.4 to 1.7 |
Molybdenum (Mo), % | 3.0 to 4.0 | |
0 |
Nickel (Ni), % | 9.0 to 13 | |
0 |
Phosphorus (P), % | 0 to 0.040 | |
0 to 0.040 |
Silicon (Si), % | 0 to 1.5 | |
0 |
Sulfur (S), % | 0 to 0.040 | |
0.080 to 0.13 |