Khuliso Fittings is a top-notch manufacturer and supplier located in Cape Town, South Africa, specializing in high-quality **Incoloy 800/800H/800HT Buttweld Fittings**. These fittings are crafted for outstanding performance in high-temperature and corrosive settings, offering remarkable strength, durability, and resistance to oxidation. The Incoloy 800 series, made from nickel-iron-chromium alloys, is specifically designed to endure both oxidizing and reducing environments at elevated temperatures. Khuliso Fittings guarantees that all their products adhere to international quality standards, catering to industries like petrochemical, chemical processing, power generation, and offshore oil and gas with dependable, long-lasting, and precisely engineered buttweld piping solutions.
Specifications : ASTM B366 / ASME SB366
Dimensions : ASME/ANSI B16.9, ASME B16.28, MSS-SP-43
Size : Seamless Butt Weld Fittings: 1/2″ – 10″, Welded Butt Weld Fittings: 1/2″ – 48″
Type : Seamless / Welded / Fabricated
Schedule : Sch 5 TO Sch XXS.
Thickness : 20 Swg., 18 Swg., 16 Swg., 14 Swg., 12 Swg., 10 Swg., & Sch. 10, Sch. 40, Sch. 80 etc
| Grade | C | Mn | Si | S | Cu | Fe | Ni | Cr | Al | Ti |
| 800 | 0.10 max | 1.50 max | 1.00 max | 0.015 max | 0.75 max | 39.50 min | 30.00 – 35.00 | 19.00 – 23.00 | 0.15 – 0.60 | 0.15 – 0.60 |
| 800H | 0.05 – 0.10 | 1.50 max | 1.00 max | 0.015 max | 0.75 max | 39.50 min | 30.00 – 35.00 | 19.00 – 23.00 | 0.15 – 0.60 | 0.15 – 0.60 |
| 800HT | 0.06 – 0.10 | 1.50 max | 1.00 max | 0.015 max | 0.75 max | 39.50 min | 30.00 – 35.00 | 19.00 – 23.00 | 0.15 – 0.60ᴬ | 0.15 – 0.60ᴬ |
| Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 800 / 800H / 800HT | 7.94 g/cm3 | 1385 °C (2525 °F) | Psi – 75,000 , MPa – 520 | Psi – 30,000 , MPa – 205 | 30 % |
**Incoloy 800/800H/800HT Buttweld Fittings** consist of about 30–45% nickel, 39–46% iron, 19–23% chromium, along with trace amounts of carbon, manganese, silicon, and copper. The Incoloy 800H and 800HT grades feature a higher controlled carbon content, which enhances their tensile, creep, and stress-rupture strength at high temperatures. Additionally, 800HT offers superior long-term stability during thermal cycling. These fittings typically showcase a tensile strength ranging from 515–650 MPa, yield strength between 205–345 MPa, and an elongation of 30–40%, all while maintaining excellent toughness, weldability, and reliability at high temperatures.
Khuliso Fittings is a leading supplier of Incoloy 800/ 800H/ 800HT Buttweld Fittings in Cape Town, South Africa. We offer an extensive range of Monel 400 fittings, renowned for their excellent corrosion resistance and high strength, which makes them perfect for demanding industrial applications like chemical processing, marine environments, and high-temperature systems. With a commitment to quality and reliable delivery, we ensure our clients receive top-tier products tailored to meet the specific needs of various industries.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Incoloy 800/ 800H/ 800HT Buttweld Fittings from Khuliso 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.
Incoloy 800, 800H, and 800HT buttweld fittings offer numerous advantages, including excellent high-temperature strength and superior resistance to oxidation and carburization. These alloys maintain stability and structural integrity in extreme environments, making them ideal for chemical processing, power plants, and heat exchangers. The addition of titanium in 800H and 800HT improves creep resistance and enhances long-term performance. Their outstanding weldability ensures easy fabrication, while high resistance to corrosion and stress cracking ensures longevity. These alloys provide durability, reducing maintenance and downtime in high-temperature industrial applications.
| Nominal PipeSize | Outside Diameter | 90° Elbows | 45° Elbows | 180° Returns | ||||
|---|---|---|---|---|---|---|---|---|
| (inches) | – | Long Radius | Short Radius | Long Radius | Long Radius | |||
| (mm) | (inches) | Center to Face (inches) | Center to Face (inches) | Center to Face (inches) | Radius (inches) | Center to Center (inches) | Back to face (inches) | |
| 1/2 | 21.3 | 0.840 | 1 1/2 | – | 5/8 | 2 | 1 7/8 | |
| 3/4 | 26.7 | 1.050 | 1 1/8 | 7/16 | 2 1/4 | 1 11/16 | ||
| 1 | 33.4 | 1.315 | 1 1/2 | 1 | 7/8 | 3 | 2 3/16 | |
| 1 1/4 | 42.2 | 1.660 | 1 7/8 | 1 1/4 | 1 | 3 3/4 | 2 3/4 | |
| 1 1/2 | 48.3 | 1.900 | 2 1/4 | 1 1/2 | 1 1/8 | 3 | 4 1/2 | 3 1/4 |
| 2 | 60.3 | 2.375 | 3 | 2 | 1 3/8 | 4 | 6 | 4 3/16 |
| 2 1/2 | 73.0 | 2.875 | 3 3/4 | 2 1/2 | 1 3/4 | 5 | 7 1/2 | 5 3/16 |
| 3 | 88.9 | 3.500 | 4 1/2 | 3 | 2 | 6 | 9 | 6 1/4 |
| 3 1/2 | 101.6 | 4.000 | 5 1/4 | 3 1/2 | 2 1/4 | 7 | 10 1/2 | 7 1/4 |
| 4 | 114.3 | 4.500 | 6 | 4 | 2 1/2 | 8 | 12 | 8 1/4 |
| 5 | 141.3 | 5.563 | 7 1/2 | 5 | 3 1/8 | 10 | 15 | 10 5/16 |
| 6 | 168.3 | 6.625 | 9 | 6 | 3 3/4 | 12 | 18 | 12 5/16 |
| 8 | 219.1 | 8.625 | 12 | 8 | 5 | 12 | 24 | 16 5/16 |
| 10 | 273.1 | 10.750 | 15 | 10 | 6 1/4 | 15 | 30 | 20 3/8 |
| 12 | 323.9 | 12.750 | 18 | 12 | 7 1/2 | 18 | 36 | 24 3/8 |
Yes, custom sizes for Incoloy 800/ 800H/ 800HT Buttweld Fittings are available at Khuliso Fittings. We offer tailored solutions to meet your specific requirements, ensuring optimal performance for your projects. For more information, please contact us at sales@khulisofittings.co.za.
**Incoloy 800/800H/800HT Buttweld Fittings** are commonly utilized in applications that demand high-temperature corrosion resistance and mechanical stability. You’ll find them in boilers, superheaters, heat exchangers, furnace components, and chemical reactors. They’re also well-suited for petrochemical plants, power generation facilities, and offshore installations that face oxidizing and reducing atmospheres at elevated temperatures. The blend of high-temperature strength, corrosion resistance, and durability makes these fittings perfect for critical industrial piping systems operating under tough conditions.
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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