Yousef Steel, a prominent steel manufacturer and supplier located in Riyadh, Saudi Arabia, provides an extensive array of specialized piping solutions designed for extreme service conditions. Among its cutting-edge offerings is the **Low Temperature Carbon Steel A333 Grade 8 pipe**, meticulously engineered to deliver exceptional performance in cryogenic and deep-freeze environments. Adhering to the rigorous standards set by ASTM A333, Grade 8 pipes are perfectly suited for applications in LNG facilities, petrochemical plants, refrigeration systems, and offshore platforms. Yousef Steel is committed to high-quality production, timely delivery, and responsive technical support tailored to meet the demands of critical low-temperature applications.
ASTM A333 Grade 8 is a low-temperature carbon steel alloy that incorporates nickel to enhance impact toughness in extremely cold conditions. Its chemical makeup includes carbon (max 0.13%), manganese (0.90–1.60%), phosphorus (max 0.025%), sulfur (max 0.025%), and nickel (1.60–2.24%). This significant nickel content enables Grade 8 to perform reliably at temperatures as low as -195°C (-320°F), making it an excellent choice for cryogenic systems. It boasts a minimum yield strength of 275 MPa and a minimum tensile strength of 485 MPa. Additionally, A333 Gr 8 is both weldable and formable, offering flexibility during fabrication and installation.
| 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.
Low Temperature Carbon Steel A333 Gr 8 pipes are essential in demanding applications that involve the storage and transport of liquefied gases like LNG, liquid nitrogen, and liquid oxygen. These pipes play a vital role in cryogenic processing plants, storage tanks, and transfer lines, where resistance to brittle fracture is crucial. The outstanding toughness, strength, and corrosion resistance of A333 Gr 8 ensure long-lasting performance and operational safety in extremely cold environments. Its ability to maintain mechanical integrity under cryogenic conditions makes it a reliable choice for various applications.
Low-Temperature Carbon Steel A333 Gr 8 pipes are made for industries needing special performances in low-temperature environments. The pipes are mainly used for the cryogenic transportation of liquefied gases, chiefly LNG and LPG. Their toughness and low-temperature resistance make them worthy of applications in petrochemical, oil and gas, and chemical processing industries. A333 Gr 8 pipes also find use in heat exchangers, pressure vessels, and pipelines involved in cold storage systems, where they must withstand very adverse conditions in terms of durability and safety.
Yousef 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 Riyadh, Saudi Arabia.
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