Yousef Steel, a prominent steel manufacturer and supplier located in Riyadh, Saudi Arabia, provides an extensive array of high-performance piping solutions tailored for critical applications. One of their standout products is the Low Temperature Carbon Steel A333 Grade 1 pipe, specifically engineered for use in low-temperature settings. Renowned for its toughness, reliability, and adherence to ASTM standards, this pipe grade finds its place in various industries, including oil and gas, power generation, petrochemicals, and refineries. Yousef Steel is committed to delivering consistent quality, prompt delivery, and expert technical support, making it a trusted partner for low-temperature piping needs.
The ASTM A333 Grade 1 pipe is crafted from carbon steel featuring a fine-grain structure, making it suitable for temperatures as low as -45°C (-50°F). Its chemical makeup includes a maximum carbon content of 0.30%, manganese ranging from 0.40% to 1.06%, and a maximum of 0.025% for both phosphorus and sulfur, striking an excellent balance between strength, ductility, and weldability. The mechanical properties of A333 Gr 1 boast a minimum tensile strength of 380 MPa and a minimum yield strength of 205 MPa. This pipe also undergoes impact testing at low temperatures to guarantee notch toughness, and it’s designed for easy welding, bending, and forming.
| Type | Seamless / SAW / ERW / Spiral weld / Fabricated / Welded |
|---|---|
| Grade | Low Temperature Seamless Pipe: ASTM A333 Gr. 1 |
| Outer Dimensions | 19.05mm-457mm |
| Wall Thickness | 2.0mm-60mm |
| Lengths | required shall be specified on order.If no definite lengths required, following practice applies: |
| Single Random | 17′ ~ 24′ lengths |
| Double Random | 36′ ~ 44′ lengths |
| Additional Testing | NACE MR0175, NACE TM0177, NACE TM0284, HIC TEST, SSC TEST, H2 SERVICE, etc. |
| Compositions | Data |
|---|---|
| Carbon(max.) | 0.30 |
| Manganese | 0.40–1.06 |
| Phosphorus(max.) | 0.025 |
| Sulfur(max.) | 0.025 |
| Silicon | … |
| Nickel | … |
| Chromium | … |
| Other Elements | … |
| Properties | Data |
|---|---|
| Yield strength(min) | 205Mpa |
| Tensile strength(min) | 380Mpa |
| Elongation(%) | 35 |
| Nominal | OD mm | Pipe size | Sch. 30 | Sch20 | Schedule 40 | Sch.STD | Sch 60 | Strong (XS) | Schedule Extra | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mm | Inch | Wall | Wt. | Wall | Wt. | Wall | Wt. | Wall | Wt. | Wall | Wt. | Wt. | Wall | |
| 3 | 10.3 | 1/8 | 1.73 | 0.357 | 1.73 | 0.37 | 0.47 | 2.41 | ||||||
| 6 | 13.7 | ¼ | 2.24 | 0.625 | 2.24 | 0.63 | 0.804 | 3.02 | ||||||
| 10 | 17.1 | 3/8 | 2.31 | 0.84 | 2.31 | 0.84 | 1.1 | 3.2 | ||||||
| 15 | 21.3 | ½ | 2.77 | 1.26 | 2.77 | 1.26 | 1.62 | 3.73 | ||||||
| 20 | 26.7 | ¾ | 2.87 | 1.68 | 2.87 | 1.69 | 2.2 | 3.91 | ||||||
| 25 | 33.4 | 1 | 3.38 | 2.5 | 3.38 | 2.5 | 3.24 | 4.55 | ||||||
| 32 | 42.2 | 11/4 | 3.56 | 3.38 | 3.56 | 3.39 | 4.47 | 4.85 | ||||||
| 40 | 48.3 | 11/2 | 3.68 | 4.05 | 3.68 | 4.05 | 5.41 | 5.08 | ||||||
| 50 | 60.3 | 2 | 3.9 | 5.44 | 3.9 | 5.44 | 7.48 | 5.5 | ||||||
| 65 | 73 | 21/2 | 5.16 | 8.63 | 5.2 | 8.63 | 11.41 | 7 | ||||||
| 80 | 88.9 | 3/8 | 5.5 | 11.3 | 5.5 | 11.3 | 15.3 | 7.62 | ||||||
| 90 | 1.6 | 31/2 | 5.74 | 13.57 | 5.74 | 13.57 | 18.63 | 8.08 | ||||||
| 100 | 114.3 | 4 | 6.02 | 16.07 | 6.02 | 16.07 | 22.3 | 8.56 | ||||||
| 125 | 141.3 | 5 | 6.55 | 21.77 | 6.6 | 21.77 | 30.9 | 9.53 | ||||||
| 150 | 168.3 | 6 | 7.11 | 28.26 | 7.11 | 28.26 | 42.5 | 10.97 | ||||||
| 200 | 219.1 | 8 | 7 | 36.8 | 6.35 | 33.3 | 8.2 | 42.5 | 8.2 | 42.5 | 10.3 | 53.1 | 64.6 | 12.7 |
| 250 | 273 | 10 | 7.8 | 51.3 | 6.35 | 41.7 | 9.27 | 60.3 | 9.27 | 60.3 | 12.7 | 81.5 | 81.5 | 12.7 |
| 300 | 323.9 | 12 | 8.4 | 65.2 | 6.35 | 49.7 | 10.3 | 79.7 | 9.53 | 73.8 | 14.3 | 109 | 97.4 | 12.7 |
| 350 | 355.6 | 14 | 9.53 | 81.3 | 7.92 | 68.1 | 11.13 | 94.3 | 9.53 | 81.3 | 15.1 | 126.4 | 107 | 12.7 |
| 400 | 406.4 | 16 | 9.5 | 93.3 | 7.92 | 77.9 | 12.7 | 123 | 9.53 | 93.3 | 16.7 | 160 | 123 | 12.7 |
| 450 | 457.2 | 18 | 11.1 | 122 | 7.92 | 87.8 | 14.3 | 156 | 9.53 | 105 | 19 | 206 | 130 | 12.7 |
| 500 | 508 | 20 | 12.7 | 155.1 | 9.53 | 117.2 | 15.1 | 183 | 9.53 | 177.2 | 20.6 | 248 | 155.1 | 12.7 |
| 550 | 558.8 | 22 | 12.7 | 171 | 9.53 | 129 | 9.53 | 129 | 22.2 | 294 | 171 | 12.7 | ||
| 600 | 609.6 | 24 | 14.3 | 210 | 9.53 | 141 | 17.4 | 255 | 9.53 | 141 | 24.5 | 355 | 187 | 12.7 |
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 1 pipe is frequently utilized in low-temperature service applications where safe operation in cryogenic or sub-zero conditions is essential. These pipes excel at transporting liquefied gases, cold water, and other fluids in chilled systems and offshore environments. In power plants, chemical facilities, and LNG terminals, they deliver dependable performance even under thermal stress and pressure variations. Thanks to their remarkable toughness and structural integrity, A333 Gr 1 pipes are the preferred choice for critical process piping systems that must maintain safety and efficiency.
The low-temperature carbon steel A333 Gr 1 pipe is often used where outstanding toughness properties must be at such low temperatures. It is the most used to build pipes, pipelines that can transport liquefied gas as LNG and LPG as well as any cold liquid, like those needed by the petrochemical and oil and gas, power plant and refrigeration sectors. It is also suitable for pressure vessel fabrication and other engineering purposes where resilience under extreme cold is essential. Its reliability and durability make it ideal for harsh environments and critical applications.
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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