Thabiso Steel is a reputable manufacturer and supplier located in Cape Town, South Africa, specializing in high-quality Low Temperature Carbon Steel A333 Gr 1 Pipes. These pipes are specifically crafted for low-temperature and cryogenic applications, ensuring outstanding toughness, durability, and resistance to brittle fracture. With a commitment to strict quality standards and adherence to international specifications, Thabiso Steel guarantees that each A333 Gr 1 pipe offers reliable performance, precise dimensions, and long-lasting service in challenging industrial settings like oil and gas, petrochemical, and refrigeration systems.
The Low Temperature Carbon Steel A333 Gr 1 Pipes are primarily made up of carbon, manganese, phosphorus, sulfur, and silicon, providing a well-rounded mix of strength, ductility, and toughness. They boast high tensile and yield strength, good elongation, and impressive impact resistance even at sub-zero temperatures. Their fine-grained microstructure enhances weldability and structural integrity, ensuring dependable performance in cryogenic and low-temperature applications without the risk of brittle fracture.
| 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.
ThabisoSteel is a leading supplier of high-quality Low Temperature Carbon Steel A333 Gr 1 Pipe products in Cape Town, South Africa. 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 commonly utilized in pipelines, pressure vessels, storage tanks, and cryogenic equipment. They are particularly well-suited for industries such as oil and gas, chemical processing, and liquefied natural gas (LNG) facilities. Whether in onshore or offshore installations, these pipes deliver safety, durability, and long-term efficiency in low-temperature environments. Their blend of mechanical strength, toughness, and corrosion resistance makes them ideal for critical industrial operations.
ThabisoSteel 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 Cape Town, South Africa.
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