Latham Steel, a trusted manufacturer and supplier based in Hamilton, New Zealand, proudly produces high-quality Carbon Steel API X42 5L PSL 2 Pipes. We combine local expertise with rigorous international standards to deliver pipeline solutions you can depend on. Our commitment ensures products that are not only reliable for critical projects but are also backed by our dedication to excellent customer service and deep industry knowledge, supporting the backbone of infrastructure across New Zealand and beyond.
Formulated for resilience, these pipes feature a carbon-manganese steel composition that provides an excellent balance of strength and weldability. The API 5L X42 grade guarantees a minimum yield strength of 42,000 psi, offering robust performance under high pressure. The PSL 2 specification further elevates this with enhanced control over chemical composition and stricter mechanical property requirements, including superior toughness and Charpy impact testing for dependable operation in demanding environments.
| Material Data Sheet | X42 / L290 (N, M, Q, R) X42 PSL2: 1.0484 |
| Standard | ISO 3183 L290/ API 5L X42 |
| API 5L X42 Seamless Pipe (OD) | 21.3 – 660mm ( Inch 1/2” – 26”) |
| X42 SAW | 16″ – 100″ NB |
| API 5L X42 PSL2 ERW and HFW | 1/2” NB – 24” NB |
| X42 Carbon Steel LSAW / DSAW | 16’OD TO 54″ OD (8 MM TO 50 MM THK) |
| API 5L Grade X42 Pipe end | Pub Joints, Buttweld, Coupling, Vibrator Grinding, Square Cut, Squared Ends, Beveled End (BE), Cut Grooves, Deburring, Plain end (PE), Screwed, Flanged Ends, Grooved, Socket, Chamfering, Threaded Ends (Male & Female), Thread Cutting, |
| X42 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 X42 Wall Thickness | SCH160, SCH40, SCH-XXS, SCH-XS, SCH-STD, SCH80, |
| PSL Level | Â |
| CHEMICAL COMPOSITION OF API 5L X42 PSL 2 CARBON STEEL PIPE | |||||||||||
| Mass fraction, based upon heat and product analysis % maximum | CARBON EQUIVALENT a | ||||||||||
| % MAXIMUM | |||||||||||
| Cb | Si | Mnb | P | S | V | Nb | Ti | Other | CEIIW | CEPcm | |
| Â | |||||||||||
| L290R OR X42R | 0.24 | 0.4 | 1.2 | 0.025 | 0.015 | 0.06 | 0.05 | 0.04 | e | 0.43 | 0.25 |
| L290Q OR X42Q | 0.18 | 0.45 | 1.4 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | e | 0.43 | 0.25 |
| Y.S | T.S | ELONGATION |
| Mpa(psi) | Mpa(psi) | |
| min | min | min |
| 290(42 100) | 495(71 800) | 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 X42 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 | |
Latham Steel is a leading supplier of high-quality CS API X42 5L PSL 2 Pipes products in Hamilton, New Zealand. 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.
The primary use for our API X42 5L PSL 2 pipes is in the conveyance of oil and natural gas, making them fundamental to the energy sector. Their high-pressure rating and certified toughness also make them an excellent choice for critical water transmission mains, structural piling, and various industrial process lines. These pipes are engineered for long-term, reliable service, providing the essential infrastructure for utilities, major construction projects, and resource development, ensuring safe and efficient transport over great distances.
Latham 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 Hamilton, New Zealand.
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