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| Alloy | ASTM | Characteristics |
|---|---|---|
| 4140 | ASTM A108 |
Manufacturing machine components and industrial tools. Construction of shafts, axles, and pipelines. Fabrication of parts requiring high strength and wear resistance. |
CHEMICAL COMPOSITION
- The chemical composition of the material includes Carbon (C) ranging from 0.38% to 0.43%, Chromium (Cr) from 0.8% to 1.1%, Iron (Fe) from 96.785% to 97.84%, Molybdenum (Mo) from 0.15% to 0.25%, Manganese (Mn) from 0.7% to 1%, Phosphorus (P) with a maximum of 0.035%, Silicon (Si) from 0.15% to 0.3%, and Sulfur (S) with a maximum of 0.04%.
MECHANICAL INFORMATION
- The material described is characterized by a chemical composition consisting of Carbon (0.38-0.43%), Chromium (0.8-1.1%), Iron (96.785-97.84%), Molybdenum (0.15-0.25%), Manganese (0.7-1%), Phosphorus (max 0.035%), Silicon (0.15-0.3%), and Sulfur (max 0.04%). It exhibits a density of 0.284 lb/in³ or 7.85 g/cc, an ultimate tensile strength of 165,000 psi or 1,140 MPa, and a yield tensile strength of 140,000 psi or 965 MPa. The material's hardness is measured at 228 Brinell and B98 on the Rockwell scale. This steel is annealed and produced through a cold finish method. The product comes in various sizes, with a corresponding weight per foot, and detailed testing reports are available upon request. Please contact our Customer Service Department for further information.
AVAILABLE SIZES
- Available sizes for this product category include a length of 144.00 inches with corresponding weights in pounds per foot as follows: 3/16" with a weight of 0.094 lbs/ft, 1/4" at 0.167 lbs/ft, 3/8" weighing 0.376 lbs/ft, 1/2" at 0.668 lbs/ft, 9/16" with a weight of 0.840 lbs/ft, 5/8" at 1.043 lbs/ft, 3/4" weighing 1.502 lbs/ft, 7/8" at 2.045 lbs/ft, 15/16" weighing 2.347 lbs/ft, 1" at 2.670 lbs/ft, 1-1/4" weighing 4.173 lbs/ft, 1-1/2" at 6.008 lbs/ft, 1-3/4" weighing 8.178 lbs/ft, 2" at 10.680 lbs/ft, and 3" weighing 24.030 lbs/ft.