As a leading manufacturer and supplier based in Naypyidaw, Naing Steel takes pride in producing robust and reliable pipeline solutions for Myanmar’s growing infrastructure. Our Carbon Steel API X60 5L PSL 1 Pipes are engineered to meet the demanding requirements of modern energy transportation, offering a perfect blend of strength and durability. We understand the critical nature of pipeline integrity, which is why our focus is on delivering products that builders and engineers can trust for their most important projects, ensuring safety and performance from the ground up.
The composition of these pipes is carefully balanced, primarily iron with controlled additions of carbon, manganese, and other elements to achieve the specific X60 grade strength. This results in a minimum yield strength of 60,000 psi, providing excellent resistance to internal and external pressures. The PSL 1 specification ensures a dependable, cost-effective option for a wide range of pipeline duties, combining this high tensile strength with good ductility and weldability, making them a practical and efficient choice for construction teams.
| Grade of material | X60 / L415 (N, M, Q, R) /td> |
| Standard | ISO 3183 L415/ API 5L X60 |
| API 5L X60 Seamless Pipe (OD) | 21.3 – 660mm ( Inch 1/2” – 26”) |
| X60 SAW | 16″ – 100″ NB |
| API 5L X60 PSL2 ERW and HFW | 1/2” NB – 24” NB |
| Grade L415 X60 LSAW / DSAW | 16’OD TO 54″ OD (8 MM TO 50 MM THK) |
| API 5L X60 PSL1 Pipe end | Pub Joints, Coupling, Deburring, Flanged Ends, Grooved, Buttweld, Beveled End (BE), Square Cut, Thread Cutting, Cut Grooves, Squared Ends, Chamfering, Plain end (PE), Threaded Ends (Male & Female), Vibrator Grinding, Socket, Screwed |
| X60 Carbon Steel Pipe Length | DRL, SRL, 20FT, 40FT, Single Random Length (SRL), Double Random Length (DRL), and Fixed Length 5.8 Meter, 12.0 Meters (40FT), 6.0 Meters (20FT), 11.8 Meters |
| API 5L X60 Wall Thickness | SCH160, SCH-STD, SCH-XXS, SCH-XS, SCH40, SCH80, |
| PSL Level | |
| Coating for API 5L X60 Line Pipe | Black Painting, 3PE, lined pipe, Galvanized, CRA clad, FBE, Varnished, 3PP, 3LPE, Anti-Rust Oi, |
| Manufacturing process | Electro Fusion Seam Welded (EFSW), Cold Drawn Seamless (CDS), Electric Resistance Welded (ERW), Submerged Arc Welded (SAW), Welded, Longitudinally Submerged Arc Welded (LSAW), Extrusion, Seamless, Horizontal Submerged Arc Welded (HSAW), Hot Finish Seamless (HFS) |
| Approvals | KNPC, Merkblatt W0, PED, EIL, HAF 604, L&T, BP, ISO 17025 for Laboratories, IBR, NORSOK M-650, Saudi Aramco, AD2000, PED 97/23/EC, ONGC, Shell |
| Mass fraction, based upon heat and product analysis a | |||||||
| CS PIPE | |||||||
| C | Mn | P | S | V | Nb | Ti | |
| maxb | max.b | min. | max. | max. | max. | max. | max. |
| 0.28e | 1.40e | – | 0.030 | 0.030 | f | f | f |
| Y.S | T.S | ELONGATION |
| Mpa(psi) | Mpa(psi) | |
| min | min | min |
| 415(60 200) | 520(75 400) | F |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
| NB | DN | OD (inches) | API 5L X60 Pipe Schedule | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SCH 5 | SCH 10 | SCH 20 | SCH 30 | SCH 40 | SCH 60 | SCH 80 | SCH 100 | SCH 120 | SCH 160 | ||||
| 3/4″ | 20 | 1.05 | 0.065 | 0.11 | x | 0.095 | 0.113 | x | x | 0.17 | x | 0.219 | |
| 1″ | 25 | 1.315 | 0.065 | 0.11 | x | 0.114 | 0.133 | x | x | 0.2 | x | 0.25 | |
| 1.1/2″ | 40 | 1.9 | 0.065 | 0.11 | x | 0.125 | 0.145 | x | x | 0.225 | x | 0.281 | |
| 2″ | 50 | 2.375 | 0.065 | 0.12 | x | x | 0.154 | x | x | 0.25 | x | 0.344 | |
| 2.1/2″ | 65 | 2.875 | 0.083 | 0.12 | x | x | 0.203 | x | x | 0.3 | x | 0.375 | |
| 3″ | 80 | 3.5 | 0.083 | 0.12 | x | x | 0.216 | x | x | 0.35 | x | 0.438 | |
| 4″ | 100 | 4.5 | 0.083 | 0.12 | x | x | 0.237 | x | x | 0.437 | x | 0.531 | |
| 5″ | 125 | 5.563 | 0.109 | 0.12 | x | x | 0.258 | x | x | 0.5 | x | 0.625 | |
| 6″ | 150 | 6.625 | 0.109 | 0.13 | x | x | 0.28 | x | x | 0.562 | x | 0.719 | |
| 8″ | 200 | 8.625 | 0.109 | 0.15 | 0.25 | 0.277 | 0.322 | 0.406 | 0.593 | 0.718 | 0.812 | 0.906 | |
| 10″ | 250 | 10.75 | 0.134 | 0.17 | 0.25 | 0.307 | 0.365 | 0.5 | 0.718 | 0.843 | 1.0 | 1.125 | |
| 12″ | 300 | 12.75 | 0.165 | 0.18 | 0.25 | 0.33 | 0.406 | 0.5 | 0.843 | 1.0 | 1.125 | 1.312 | |
Naing Steel is a leading supplier of high-quality Carbon Steel API X60 5L PSL 1 Pipes products in Naypyidaw, Myanmar. We focus on steel solutions and offer a variety of products. This includes Carbon Steel, Alloy Steel, Mild Steel, and Galvanized Steel. Our products are Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets, and Plates. We are known for our good delivery and excellent customer care. We aim to provide strong and durable steel materials for many industrial uses. We work hard to meet high standards, making us a trusted partner for your steel needs.
These pipes are the backbone of long-distance transmission systems, expertly handling the flow of oil and natural gas across diverse terrains. Their high-pressure capability also makes them suitable for use in gathering lines that bring resources from the wellhead to processing facilities. Beyond the energy sector, they are a trusted choice for major water mains, structural piling in large-scale construction, and industrial plants requiring dependable fluid transport, proving their versatility and value in building the essential frameworks that support our communities and economy.
Naing Steel is a leading manufacturer, supplier and exporter of high-quality Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel products. Our extensive product range includes Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates, catering to various industries in Naypyidaw, Myanmar.
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