When it comes to Incoloy 800H Forgings, Rupal Metals stands out as a reliable manufacturer and supplier based in Delhi, India. This high-temperature alloy, known for its iron-nickel-chromium composition, is engineered to excel in creep and stress rupture strength, making it perfect for demanding industrial applications. Rupal Metals specializes in precision-forged components that meet specific customer needs, ensuring top-notch quality, dependability, and adherence to international standards. Catering to sectors like petrochemical, power generation, and heat treatment, Rupal Metals is recognized for its dedication to timely deliveries, metallurgical precision, and performance-driven solutions in high-alloy forged materials.
Incoloy 800H (UNS N08810) is a robust iron-nickel-chromium alloy that features around 30–35% nickel, 19–23% chromium, along with carbon, aluminum, and titanium to enhance its high-temperature capabilities. This alloy is known for its impressive resistance to oxidation and carburization, maintaining its mechanical strength even at temperatures soaring up to 1100°C (2010°F). When solution-annealed and aged, it showcases remarkable creep and stress rupture strength. Typically, its tensile strength falls between 450–550 MPa, offering excellent ductility and stability during thermal cycling. Plus, it boasts good weldability and structural integrity in environments that experience thermal shifts and corrosive conditions.
Specifications ASTM B564 / ASME SB564, AMS 5766
Flat bar blocks up to 27″ width and 15,000 lbs.
Cylinders and sleeves up to 50″ maximum O.D. and 65″ maximum length
Discs and hubs up to 50″ diameter and 20,000 lbs.
Rolled, hand forged or mandrel forged rings up to 84″ maximum O.D. and 40″ maximum length
Rounds, shafts and step shafts up to 144″ maximum length and 20,000 lbs.
| Grade | Ni | Fe | Cr | Cu | Ti | Al | C | Mn | S | Si |
| Alloy 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 |
| 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 % |
| Density | 0.287 lb/in3 / 7.94 g/cm3 |
| Melting Point | 2475 – 2525 °F/ 1357 – 1385 °C |
| Specific Heat @ 70°F | 0.11 Btu/lb•°F |
| Permeability @ 70°F Annealed | 1.014 (200 Oersted) |
| Curie Temperature | -115 °C/ -175 °F |
| Elastic Modulus | 28.50 X 106 psi |
| Electrical Resistivity @ 70°F | 595 ohm•circ mil/ft |
| Annealling Incoloy 800 | 983 – 1038 °C / 1800 – 1900 °F |
| Annealling Incoloy 800H / Ht | 1147 – 1177°C / 2100 – 2150 °F |
| Quench | Rapid Air / Water |
| STANDARD | UNS | WNR. | AFNOR | EN | JIS | BS | GOST | OR |
| Incoloy 800H | N08810 | 1.4958 | Z8NC32-21 | X10NiCrAlTi32-20 | NCF 800H | NA 15(H) | ЭИ670 | XH32T |
The ideal temperature range for forging Incoloy 800H is between 2100°F and 2250°F (1149°C to 1232°C). This range ensures optimal workability and preserves the material’s mechanical properties.
Post-forging operations for Incoloy 800H typically include annealing to relieve stress and enhance ductility, followed by heat treatment to achieve desired mechanical properties. Surface cleaning and inspection for defects are also essential to ensure quality.
To determine if Incoloy 800H Forgings meet your specific needs, review material specifications, including composition and mechanical properties, and consult with suppliers for customized testing or performance data. Additionally, consider your application's temperature, corrosion, and mechanical requirements.
Rupal Metals’ Incoloy 800H Forgings are extensively utilized in high-temperature, high-stress settings where long-lasting structural stability is essential. Key industries include petrochemical processing, power generation, nuclear facilities, and heat treatment equipment. These forgings find their place in various applications, such as furnace components, heat exchangers, superheater tubes, and reformer outlet manifolds, ensuring reliability and performance in critical operations.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Rupal Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Delhi, India
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