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Okoye Nickel Alloys is a leading manufacturer and supplier of Super Duplex Steel Tube Fittings in Kinshasa, Congo. Our Super Duplex Tube Fittings are engineered to deliver exceptional strength and corrosion resistance, making them ideal for challenging environments. With a focus on high performance and durability, these fittings are perfect for applications in the oil and gas, chemical processing, and marine industries. They offer superior resistance to pitting, crevice corrosion, and stress corrosion cracking, ensuring reliability under extreme conditions. At Okoye Nickel Alloys, we are dedicated to providing top-quality products and outstanding service, establishing ourselves as a trusted partner for Super Duplex Steel Tube Fittings in Kinshasa and beyond.
| Standard Specification : | Super Duplex Tube Fittings |
| Coating Fitting Faces : | Cold and Hot Dip Galvanized, Zinc Plated, Yellow Transparent, Oil Black Paint, Anti-rust Paint |
| Thickness: | View Our Thickness: Schedule 5S, SCH10, SCH20, SCH10, SCH20, SCH30, SCHTD, SCH40, SCH60, XS, SCH80, SCH100, SCH120, SCH140, SCH160. |
| Rating Pressure: | Pressure Rating Of: 3000 LBS, 6000 LBS, 9000 LBS |
| Check Sizes: | (SMLS UPTO 24”) 1/2” TO 36” (Buttweld 8” TO 36” ) |
| Standard: | MSS-SP-43 Type B Fittings, ANSI B16.28 Fittings, JIS B2312 Fittings, JIS B2313 Fittings, ANSI B16.9 Fittings, MSS-SP-43 Type A Fittings, MSS-SP-43 Type b Fittings |
| Dimensions Class: | 2000#, 3000#, 6000#, 9000# |
| Application: | Chemical Industry Water Pipeline Industry Nuclear Power Plant Natural Gas Industry Fabrication Industry Oil And Gas Industry |
| Fitting Machining Equipment: | Press machine, electric bevelling machine, Bending machine, Pushing Machine, Sand-blasting machine etc |
| Element | C | Mn | Si | P | S | Cr | Ni | Mo | N | Fe |
| Super Duplex Steel Tube Fittings | 0.030 max. | 2.00 max. | 1.00 max. | 0.030 max. | 0.020 max. | 21.0 – 23.0 | 4.50 – 6.50 | 2.50 – 3.50 | 0.08 – 0.20 | 63.54 min |
| Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| Super Duplex Steel Tube Fittings | 7.805 | 0.285 | 1420 – 1465 | 2588 – 2669 |
The **Super Duplex Steel Tube Fittings** are mainly made up of chromium (24–26%), nickel (6–8%), molybdenum (3–4%), and nitrogen (0.2–0.3%), along with trace amounts of manganese, silicon, and tungsten. This unique dual-phase microstructure, consisting of both austenite and ferrite, strikes a perfect balance between toughness and strength. They boast a high tensile strength of about 750 MPa and a yield strength of roughly 550 MPa, along with impressive impact resistance and fatigue strength. These fittings excel in corrosion resistance, particularly in environments rich in chlorides and acids, ensuring they perform reliably over the long haul.
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**Super Duplex Steel Tube Fittings** are extensively used in industries that demand exceptional mechanical properties and corrosion resistance. They play a crucial role in both offshore and onshore oil and gas systems, chemical processing plants, desalination units, and power generation facilities. In marine engineering, they stand out for their ability to resist seawater corrosion. Additionally, these fittings are employed in heat exchangers, the paper and pulp industry, and hydraulic systems that handle corrosive fluids. Their high strength and dependability make them ideal for challenging operations in high-pressure and high-temperature environments.
