4140 Tube
- This tubular is a low alloy steel, containing chromium and molybdenum.
Chemical Composition
| C | Si | Mn | P | S | Cr | Mo | |
| Min | 0.38 | 0.15 | 0.75 | - | - | 0.80 | 0.15 |
| Max | 0.43 | 0.35 | 1.00 | 0.040 | 0.040 | 1.10 | 0.25 |
Mechanical Properties
| Condition | H&T to 22HRC max |
| UTS | 100KSI min |
| 0.2% Proof Stress | 80KSI min |
| Elongation | 20% min |
| Reduction of Area | 40% min |
General Scope
- This material has a wide range of uses typically in Oil Field Applications.

