API 5L X56 PSL 2 carbon steel line pipe supplied in seamless and welded forms, offering high strength, controlled chemistry, and a wide range of sizes for pipeline, industrial, and energy applications.
Overview
API 5L X56 PSL 2 pipe is a carbon steel line pipe designed for demanding pipeline and industrial applications requiring enhanced mechanical performance and controlled chemical composition. The product range includes extensive inventory coverage with support for sourcing from domestic and international mills, including large OD steel pipe for specialized projects.
Pipe Dimensions & Supply Information
| Trade Name | API 5L X56 PSL 2 Pipe |
| Other Grades | API 5L GR.B PSL 1, API 5L X42, X46, X52, X56, X60, X65, X70 (PSL 1 & PSL 2) |
| Manufacturing Methods | ERW, HF, DSAW / SAWL, SMLS, HSAW |
| Lengths | Single Random, Double Random, Custom (up to 300 ft) |
Outside Diameter (OD) Ranges
- ERW: 0.375″ – 30″
- HF: 0.840″ – 24″
- DSAW / SAWL: 12.75″ – 144″
- SMLS: 0.840″ – 26″
- HSAW: 8.625″ – 144″
Wall Thickness Ranges
- ERW / HF: 0.120″ – 1.000″
- DSAW / SAWL: 0.250″ – 6.000″
- SMLS: 0.250″ – 2.500″
- HSAW: 0.250″ – 1.000″
Schedules
SCH5, SCH10, SCH20, SCH30, SCH40, SCH80, SCH120, SCH140, SCH160, SCHXS, SCHXXS
Surface & End Finishes
| Surface Finishes | Bare, Oiled, Mill Varnish, Galvanized, FBE, Dual FBE, 3LPE, 3LPP, Coal Tar, Concrete Coating, Tape Wrap |
| End Finishes | Beveled, Square Cut, Threaded & Coupled |
| Additional Services | Internal Coating |
Mechanical Properties
| Property | PSL 2 Value |
| Minimum Yield Strength | 56,600 psi |
| Maximum Yield Strength | 79,000 psi |
| Minimum Tensile Strength | 71,100 psi |
| Maximum Tensile Strength | 110,200 psi |
Chemical Composition
| C | Si | Mn | P | S | V | Nb | Ti |
| 0.16 | 0.45 | 1.65 | 0.020 | 0.010 | 0.07 | 0.05 | 0.04 |
