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Xuan Nickel Alloys is a leading manufacturer and supplier of Super Duplex Steel Tube Fittings in Da Nang, Vietnam. 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 Xuan 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 Da Nang and beyond.
Xuan Nickel Alloys stands out as a top manufacturer and supplier based in Da Nang, Vietnam, specializing in high-quality Super Duplex Steel Tube Fittings designed for tough industrial applications. These fittings are crafted for exceptional strength, durability, and impressive corrosion resistance, making them perfect for challenging and high-pressure environments. With a unique dual-phase microstructure that combines austenite and ferrite, Super Duplex Steel Tube Fittings excel in resisting pitting, crevice corrosion, and stress corrosion cracking caused by chlorides. At Xuan Nickel Alloys, we pride ourselves on delivering precision-engineered tube fittings that adhere to international standards, catering to industries such as oil and gas, chemical, petrochemical, marine, desalination, and power generation.
| 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 |
Made from a blend of high chromium (around 25%), nickel, molybdenum, and nitrogen, Super Duplex Steel Tube Fittings boast remarkable corrosion resistance and mechanical strength. They achieve tensile strength between 800–1000 MPa and yield strength that is nearly double that of standard austenitic stainless steels. These fittings also retain excellent toughness and ductility, even in sub-zero temperatures. Their advanced alloy composition provides robust protection against chloride-induced stress corrosion cracking, localized corrosion, and erosion, ensuring they are a reliable choice for critical piping and tubing connections.
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Super Duplex Steel Tube Fittings are widely utilized in sectors where durability and corrosion resistance are paramount. They find extensive use in offshore platforms, subsea piping, and marine structures that face saline conditions. In the oil and gas industry, they are essential for process piping, instrumentation lines, and heat exchangers. Chemical and petrochemical facilities depend on them for fluid and gas handling systems, while desalination plants trust them for brine-resistant tubing connections. Additionally, the power generation and pulp and paper industries reap the benefits of their long service life and consistent performance in extreme conditions.
