Latham Steel is a trusted manufacturer and supplier based in Hamilton, New Zealand, specializing in high-performance Low Temperature Carbon Steel A333 Grade 9 Pipes. These pipes are designed to excel in demanding cold-service and cryogenic applications, offering outstanding toughness, ductility, and pressure stability even in extremely low temperatures. Adhering strictly to ASTM A333 specifications, Latham Steel guarantees precise dimensional control, dependable weldability, and consistent mechanical performance in every batch. A333 Grade 9 pipes are commonly utilized in LNG systems, refrigeration networks, petrochemical facilities, and gas processing plants, where long-term safety, durability, and resistance to brittle fracture are essential.
A333 Grade 9 Pipes are crafted from low-temperature carbon steel, featuring carefully balanced amounts of carbon, manganese, silicon, and a notably higher nickel content to boost impact toughness. This specific composition allows the material to perform reliably at temperatures as low as −75°C. The steel boasts strong yield and tensile strength, making it suitable for high-pressure applications, while also providing excellent ductility and crack resistance under thermal stress. Its fine-grained microstructure ensures stability, enhanced weldability, and long-lasting reliability in cryogenic and cold-service environments that demand superior mechanical integrity.
| Specifications | ASTM A 333, ASME SA 333 |
| Size Range | 1/2” NB to 36” NB |
| Wall Thickness | 2.0mm-14 mm |
| Schedules | SCH 40, SCH 80, SCH 160, SCH XS, SCH XXS, All Schedules |
| Type | Seamless / Welded |
| Length | max 16000mm |
| Outer Dimensions | 19.05mm-114.3mm |
| Grade | Grade 8 |
| Element |
Grade 1 |
| Carbon, max |
0.30 |
| Manganese |
0.40 – 1.06 |
| Phosphorous, max |
0.025 |
| Sulfur, max |
0.025 |
| Silicon |
– |
| Nickel |
– |
| Grade | Yield Strength MPa(min) | Tensile Strength MPa | Elongation % (min) |
| Corten A | 355 | 470-630 | 20 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Latham Steel is a leading supplier of high-quality Low Temperature Carbon Steel A333 Gr 9 Pipe 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.
Low Temperature Carbon Steel A333 Grade 9 Pipes find extensive use in industrial systems that operate in harsh cold or cryogenic conditions. Typical applications include LNG storage and transportation lines, refrigeration plants, gas processing units, petrochemical facilities, offshore platforms, and cold-service distribution pipelines. They are also employed in heat exchangers, low-temperature pressure vessels, and systems that handle liquefied gases or cold hydrocarbons. A333 Grade 9 pipes are known for their excellent resistance to brittle fracture, ensuring safety and reliability in critical applications.
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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