Located in Chennai, India, we take pride in being a top manufacturer and supplier of Incoloy 800/800H/800HT Forged Fittings. Our products are designed to deliver high strength, heat resistance, and corrosion resistance, making them perfect for critical industrial applications. These nickel-iron-chromium alloys are celebrated for their outstanding performance in high-temperature and corrosive settings. We engineer our forged fittings to meet international standards like ASTM B564, and they find their way into power plants, heat treatment furnaces, petrochemical facilities, and refineries. You can count on us for precise dimensions, leak-proof connections, and a long service life, even when faced with thermal and mechanical stress.
Incoloy Alloy 800/800H/800HT Forged Fittings Specification
Specifications ASTM B366 / ASME SB366
Dimensions ASME/ANSI B16.9, ASME B16.28, MSS-SP-43, MSS SP-79
Size 1/8” NB TO 48” NB. (Seamless & 100% X-Ray Welded, Fabricated)
Type Seamless / Welded / Fabricated
Bending Radius R=1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom
Thickness Sch 5s, Sch 10s, Sch 40s, Sch 80s, Sch 160s, Sch XXS
Grade 800 / 800H / 800HT UNS (N08800, N08810, and N08811), DIN (1.4876, 1.4958, and 1.4959)
| Grade | Ni | Fe | Cr | Cu | Ti | Al | C | Mn | S | Si |
| Incoloy 800 | 30.0-35.0 | 39.5 min | 19.0-23.0 | .75 max | .15-.60 | .15-.60 | .1 max | 1.5 max | .015 max | 1.0 max |
| Incoloy 800H | 30.0-35.0 | 39.5 min | 19.0-23.0 | .75 max | .15-.60 | .15-.60 | .05-.10 max | 1.5 max | .015 max | 1.0 max |
| Incoloy 800HT | 30.0-35.0 | 39.5 min | 19.0-23.0 | .75 max | .25-.60 | .85-1.20 | .06-.10 max | 1.5 max | .015 max | 1.0 max |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 7.94 g/cm3 | 1350-1400 ℃ | Psi – 75,000 , MPa -520 | Psi – 30,000 , MPa – 205 | 30 – 35 % |
| Incoloy 800 | 1.4876 | N08800 | NCF 800 | NA 15 | ЭИ670 | Z8NC32-21 | X10NiCrAlTi32-20 | XH32T |
| Incoloy 800H | 1.4958 / 1.4876 | N08810 | NCF 800H | NA 15(H) | ЭИ670 | Z8NC33-21 | X5NiCrAlTi31-20 | XH32T |
| Incoloy 800HT | 1.4959 / 1.4876 | N08811 | NCF 800HT | NA 15(HT) | ЭИ670 | – | X8NiCrAlTi32-21 | XH32T |
Our Incoloy 800/800H/800HT Forged Fittings consist of about 30–35% nickel, 19–23% chromium, and a balanced amount of iron, along with small quantities of aluminum and titanium to boost stability. The 800H and 800HT versions are designed with improved creep and rupture strength, thanks to controlled carbon levels and grain size. They boast mechanical properties like a tensile strength of 500–600 MPa and a yield strength of 200–270 MPa. You can find these forged fittings in socket weld and threaded configurations, including elbows, tees, couplings, unions, crosses, and caps—perfect for high-pressure, high-temperature applications.
Meet Fittings is a leading supplier of Incoloy 800/ 800H/ 800HT Forged Fittings in Chennai, India. 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 Forged Fittings from Meet 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/800HT Forged Fittings offer numerous advantages, including exceptional resistance to high-temperature oxidation, carburization, and corrosion. They maintain structural stability under thermal cycling and prolonged exposure to elevated temperatures, ensuring reliability in demanding environments. These fittings exhibit excellent mechanical strength, creep, and stress rupture resistance, making them ideal for critical applications. Their versatility allows for use in various industries, such as petrochemical, chemical processing, and power generation. Additionally, their durability and low maintenance requirements reduce operational costs, ensuring long-term performance and efficiency in challenging conditions.
Yes, custom sizes for Incoloy 800/ 800H/ 800HT Forged Fittings are available at Meet Fittings. We offer tailored solutions to meet your specific requirements, ensuring optimal performance for your projects. For more information, please contact us at sales@meetfitings.co.in
Incoloy 800/800H/800HT Forged Fittings are commonly used in systems that operate at elevated temperatures and deal with corrosive media. Typical applications include heat exchangers, superheaters, reheaters, pressure vessels, components for ethylene furnaces, and hydrocarbon processing equipment. These alloys are resistant to oxidation, carburization, and nitridation at temperatures reaching up to 1100°C (2012°F), making them ideal for thermal processing environments. Our forged fittings maintain their mechanical integrity even after prolonged exposure to heat and stress, ensuring reliable, leak-free performance. Their strength, stability, and corrosion resistance make them the go-to choice for mission-critical, high-temperature piping systems.








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