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Boikanyo Metals is a reliable manufacturer and supplier of Super Duplex Steel Tubing, proudly based in Cape Town, South Africa. We provide top-notch tubing solutions tailored for demanding industrial applications. Super Duplex Steel is known for its remarkable corrosion resistance and impressive mechanical strength, making it the perfect choice for challenging environments like chemical, marine, and industrial settings. Our Super Duplex Steel Tubing is meticulously engineered to meet international standards, guaranteeing durability, precise dimensions, and dependable long-term performance across various sectors, including offshore, chemical processing, oil and gas, and power generation.
This tubing is crafted from alloys rich in chromium, nickel, molybdenum, and nitrogen, which give it exceptional resistance to pitting, crevice corrosion, and stress corrosion cracking. It boasts a high tensile strength ranging from 850 to 950 MPa, along with excellent mechanical stability at both room and elevated temperatures, ensuring it stands up to harsh conditions. It’s designed for high-pressure applications and critical service scenarios where reliability is a must.
| Standard | : | ASTM A789 / ASME SA 789 |
|---|---|---|
| Type | : | Seamless Tubes |
| Grade | : | UNS S32750, UNS 32760 & UNS S32950 |
| Size | : | 1/2″NB TO 12 “NB IN |
| Thickness | : | 0.5-45mm |
| Outer Diameter | : | 6.0-630mm |
| Dimensions | : | OD(6.0-630)*WT(0.5-45)mm |
| Schedule | : | SCH20, SCH30, SCH40, STD, SCH80 |
| Length | : | Single Random, Double Random & Cut Length |
Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
Super Duplex Tubing | 0.030 max | 1.20 max | 0.80 max | 0.035 max | 0.020 max | 24.00 – 26.00 | 3.00 – 5.00 | 6.00 – 8.00 | 0.24 – 0.32 |
UNS No | Grade | Proof Stress 0.2% (MPa) | Tensile Strength (MPa) | Elongation A5(%) | Hardness Max | |
HB | HRB | |||||
Super Duplex Steel Tubing | 2507 | 550 | 795 | 15 | 310 | 32* |
At Themban Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Super Duplex Steel Tubing in Cape Town , South Africa, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Cape Town, allowing us to maintain a vast inventory of over 16,000 tons of premium-quality materials readily available in stock. We are dedicated to delivering superior products and services, ensuring reliability and excellence for our global clientele.
Contact us to get a quick quote for your requirement.
You’ll find Super Duplex Steel Tubing commonly used in offshore oil and gas pipelines, chemical processing facilities, desalination systems, marine equipment, heat exchangers, and power generation plants. Its unique blend of strength, corrosion resistance, and longevity guarantees safe, efficient, and low-maintenance operation, even in the toughest industrial and marine environments.