API 5L Grade B Pipe Stockist and Exporter in India – Carbon Steel API 5L Welded Line Pipe
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Manufacturer of API Pipes, API 5L Carbon Steel Pipe, API 5L Line Pipe, API 5L PSL1 Pipes, API 5L PSL2 Pipes in Grade B
API 5L Grade B Welded SAW Pipe
Pipes are available in a variety of types for both industrial and domestic applications. For demanding pipeline systems, API 5L Grade B Pipe is often selected, as it conforms to American Petroleum Institute (API) standards. The API 5L grade defines the physical, mechanical, and chemical properties of the steel, ensuring high strength, durability, and weldability. These pipes are manufactured from high-quality materials capable of withstanding diverse temperature and pressure conditions.
Scope
API 5L Grade B pipes are classified into two product specification levels: PSL 1 and PSL 2, available in both welded and seamless forms. These pipes are widely used in the transportation of natural gas and petroleum, providing reliable strength and performance for critical pipeline systems.
Manufacturing Process
Raw materials such as ingots, billets, plates, and coils are processed in basic oxygen, open-hearth, or electric furnaces combined with ladle refining. PSL 1 steel is killed and produced using fine grain practice, whereas coils or plates are used for PSL 2 pipes. The manufacturing process ensures that the pipes meet stringent material and mechanical specifications.
API 5L Grade B Pipe undergoes rigorous testing, including hydrostatic, bend, and flattening tests, conducted under the supervision of inspection agencies. Pipes are then packed in wooden cases or other suitable protective packaging to prevent rust and damage during storage and transportation.
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Standard Specification for API 5L Gr B Welded SAW Pipe Line
| Specification | API 5L / ISO 3183 Hot Rolled . |
| API 5L Grade B Pipe Type | Welded |
| Type | LSAW Pipes (Longitudinal Submerged Arc Welded Pipes), HSAW Pipes (Helical Submerged Arc Welded Pipes), DSAW Pipes (Double Submerged Arc Welded Pipes), HSAW Pipes (Helical Submerged Arc Welded Pipes), SSAW Pipes (Spiral Submerged Arc Welded Pipes) |
| Outer Diameter Size | 12" NB To 150" NB (Nominal Bore Size) |
| Wall Thickness | Schedule 20 To Schedule XXS (Heavier On Request) Up to 250 mm Thickness |
| Length | 5 To 7 Meters, 09 To 13 Meters, Single Random Length, Double Random Length And Customize Size. |
| Pipe Ends | Plain Ends / Beveled Ends / Coupling |
| Surface Coating | Epoxy Coating / Colour Paint Coating / 3LPE Coating. |
| Delivery Conditions | As Rolled, Normalizing Rolled, Thermomechanical Rolled / Formed, Normalizing Formed, Normalized and Tempered / Quenched and Tempered - BR / N / Q /T |
| Packaging | Loose / Bundle / Wooden Pallet / Wooden Box / Plastic Cloth Wraps / Plastic End Caps / Beveled Protector |
| API 5L Grade B Pipe Grades | API 5l Grade B X42, API 5l Grade B X46, API 5l Grade B X52, API 5l Grade B X56, API 5l Grade B X60, API 5l Grade B X65, API 5l Grade B X70, API 5l Grade B X80 in PSL1 and PSL2 |

