Smith Fittings is a well-respected manufacturer and supplier of Super Duplex Steel Pipe Fittings, proudly based in Canberra, Australia. Renowned for their top-notch quality, Smith Fittings caters to a diverse array of industries with precision-engineered fittings that adhere to the highest international standards. With years of expertise and a strong focus on innovation, the company delivers durable, corrosion-resistant, and high-performance solutions tailored to meet client needs. Whether it’s for offshore projects or industrial piping systems, Smith Fittings guarantees optimal performance and long-lasting reliability. As a leading name in the Super Duplex Steel Pipe Fittings market in Canberra, Australia, they ensure excellence in every product they offer.
Specifications : ASTM A815 / ASME SA815
Dimensions : ASME/ANSI B16.9, ASME B16.28, MSS-SP-43
Size :1/2” NB to 24″NB in
Type : Seamless / Welded / Fabricated
Thickness : Sch 5s, Sch 10s, Sch 40s, Sch 80s, Sch 160s, Sch XXS
Grades : Super Duplex S32750, S32760
Super Duplex Steel Pipe Fittings are made from a carefully balanced blend of austenite and ferrite phases, which gives them exceptional corrosion resistance. Typically, they contain 24–26% chromium, 6–8% nickel, 3–5% molybdenum, along with small amounts of nitrogen, manganese, and copper. These fittings boast impressive mechanical properties, including a tensile strength of around 750 MPa and a yield strength of at least 550 MPa, along with remarkable impact toughness. They also show high resistance to stress corrosion cracking, pitting, and crevice corrosion. These characteristics make Super Duplex Steel the go-to choice for high-stress and corrosive environments, such as offshore oil and gas production.
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | Fe |
| S32750 | 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 | 58.095 min |
| S32760 | 0.05 max | 1.00 max | 1.00 max | 0.030 max | 0.010 max | 24.00 – 26.00 | 3.00 – 4.00 | 6.00 – 8.00 | 0.20 – 0.30 | 57.61 min |
| Grades | Density (g/cm 3) | Density (lb/in 3) | Melting Point (°C) | Melting Point (°F) |
| S32750 / S32760 | 7.8 | 0.281 | 1350 | 2460 |
As a premier Super Duplex Steel Pipe Fittings Manufacturer and Supplier in Canberra, Australia, Smith Fittings provides fittings made primarily of chromium (24–26%), nickel (6–8%), molybdenum (3–5%), and nitrogen. This distinctive blend offers outstanding corrosion resistance, particularly in environments rich in chlorides. The mechanical properties boast high tensile strength (typically ranging from 700–900 MPa), excellent yield strength, and remarkable toughness at both high and low temperatures. These characteristics make Super Duplex an ideal choice for demanding applications. Smith Fittings guarantees that all products comply with ASTM and ASME standards for quality, durability, and structural integrity, even in challenging conditions.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
| STANDARD | WERKSTOFF NR. | UNS |
| Super Duplex 2507 | 1.4410 | S32750 / S32760 |
Super Duplex Steel Pipe Fittings from Smith Fittings offer exceptional corrosion resistance, especially in seawater and harsh environments. They are known for their high strength, durability, and resistance to pitting and crevice corrosion, ensuring long-lasting performance. We provide precise manufacturing, quality control, and reliable service for diverse industrial applications.
Super Duplex Steel Pipe Fittings offer exceptional corrosion resistance, particularly against pitting, crevice, and stress corrosion cracking, making them ideal for harsh environments. They possess high strength, which allows for durability under high pressure and temperature conditions. Their excellent weldability and formability make them versatile for various industrial applications. Super Duplex Steel fittings also feature superior resistance to oxidation and high-temperature environments, ensuring longevity and minimal maintenance. These properties, combined with their cost-effectiveness, make Super Duplex Steel Pipe Fittings a reliable choice for demanding industries such as chemical processing, oil and gas, and marine applications.
Yes, custom sizes for Super Duplex Steel Pipe Fittings are available at Smith Fittings. We offer tailored solutions to meet your specific requirements, ensuring optimal performance for your projects. For more information, please contact us at sales@smithfittings.com.
As a dependable Super Duplex Steel Pipe Fittings Manufacturer and Supplier in Canberra, Australia, Smith Fittings serves industries that require exceptional strength and corrosion resistance. Their fittings are widely utilized in offshore oil and gas platforms, chemical processing facilities, marine environments, desalination plants, and power generation systems. With their impressive mechanical strength and resistance to pitting, crevice corrosion, and stress corrosion cracking, these fittings are perfect for aggressive and high-pressure situations. Smith Fittings offers customized solutions designed to meet complex requirements.
Get in touch with one of our Technical Sales Representatives to request a quote or get answers to any questions you may have.








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