heat resistant alloy

Hastelloy X (HX) [(UNS N06002) Nickel Alloy, Chromium 20.5-23%, Iron 17-20%, Molybdenum 8-10%]

Provides the optimum balance of strength, oxidation resistance, weldability and machinability at temperatures up to 2200° F. Especially suitable for reducing and neutral atmospheres, and where ductility is required after prolonged use at high temperatures. Susceptibility to corrosion cracking in the petrochemical industry. Used in gas turbine engine combustors, heat processing equipment, flame holders, furnace baffles, and aircraft and marine applications.

HAYNES 25 (L605) [(UNS R30605) Iron Core (50%), Cr 19-21%, W 14-16%, Ni 9-11%, Fe 3% max, Mn 2% max]

High strength; resists oxidation and carbon penetration up to 1900°F. Fights fatigue, acids and body fluids. In a certain concentration, it can resist antibiotics and nitric acid. Under maintenance can tolerate vaporizing oxygen atmosphere. Widely used in gas turbine engine components, bearings, springs, marine environments and heart valves.

HAYNES 230 [(UNS N06230) Cr 20-24%, W 13-15%, Co top. 5%, molybdenum 1-3%, manganese 0.3-1%]

The alloy offers oxidation resistance, very high strength, good processability, and long-term stability up to 2100 ºF. Good forming and welding properties. Commonly used in a variety of components in aerospace, chemical processing, and power industry applications.

INCOLOY 800 [(UNS N08800) Ni 30-35%, Cr 19-23%, Fe 39.5% min]

This nickel-iron-chromium alloy has good strength and excellent resistance to oxidation and carburization in high temperature environments. It also resists corrosion in many aqueous environments. The low carbon content helps prevent sensitization of the heat-affected zone of the weld and consequent intergranular corrosion. Used in flue gas scrubbers and in the treatment of phosphoric and sulfuric acids.

INCOLOY 800H & 800HT [(UNS N08810 & UNS N08811)]

Incoloy 800H and 800HT nickel-iron-chromium alloys are the same base alloys as Incoloy 800 but with significantly higher creep rupture strength. This is achieved by closely controlling the carbon, aluminum and titanium content and high temperature annealing. These alloys are used in chemical and petrochemical processing, power plants, industrial furnaces and heat treatment equipment.

INCOLOY 825 [(UNS N08825) Ni 38-46%, Cr 19.5-23.5%, Fe 22% min, Mo 2.5-3.5%, Cu 1.5-3%]

This is a nickel-iron-chromium alloy with added molybdenum and copper. It has excellent resistance to reducing and oxidizing acids, stress cracking, and localized corrosion such as pitting and crevice corrosion. Incoloy 825 is particularly resistant to sulfuric and phosphoric acids. Commonly used in chemical processing, pollution control equipment, oil and gas well piping, nuclear processing, acid making and pickling equipment.

INCONEL 600 [(UNS N06600) Ni 72% min, Cr 14.0-17.0%, Fe 6.0-10.0%]

Ideal for use in high temperature environments (up to 2150°F) where oxidation, reduction, and corrosion threats are present. It has excellent resistance due to its high nickel and chromium content. Because of these properties, it is often specified for use in nuclear steam generator equipment, heat treatment equipment and furnaces. Also used in electronic components and chemical and food processing.

INCONEL 601 [(UNS N06601) Ni 58.0-63.0%, Cr 21.0-25.0%, Al 1.0-1.7%, Fe rest]

With the addition of aluminum, Inconel 601 has excellent resistance to oxidation and other forms of high temperature corrosion. It also has high mechanical properties at high temperatures. Used in industrial furnaces, heat processing equipment such as baskets, muffles and retorts, petrochemical and other process equipment, and gas turbine components.

INCONEL 617 [(UNS N06617) Ni 44.5% min, Cr 20.0-24.0%, Co 10-15%, Mo 8-10%, Fe 3% max]

Inconel 617 is a nickel-chromium-cobalt-molybdenum alloy exhibiting excellent metallurgical stability, strength and oxidation resistance at high temperatures. It exhibits corrosion resistance to various aqueous solutions. Commonly used in aircraft, pipeline, gas turbine, chemical processing, combustion tank and industrial furnace components applications.

INCONEL 625 [(UNS N06625) Ni 61%, Cr 21.5%, Mo 9%, Nb+Ta 3.6%]

Retains its strength and toughness over a broad operating temperature range from cryogenic to 1800° F. This nickel-chromium-molybdenum alloy has excellent fatigue strength, good oxidation and corrosion resistance. Used in nuclear reactors, ash pit seals, marine equipment, fuel nozzles, afterburners, and chemical and pollution control equipment.

INCONEL 718 [(UNS N07718) Ni 52.5%, Cr 19%, Fe 18.5%, Mo 3.0%, Nb+Ta 3.6%]

Suitable for a temperature range of -423° F to 1300° F with excellent oxidation resistance up to 1800° F. Can be used in jet engines, fuel elements, pump components, nuclear fuel elements and hot extrusion applications.

INCONEL X-750 [(UNS N07750) Ni+Co 70% min, Cr 14-17%, Fe 5-9%, Ti 2.25-2.75%]

Similar to Inconel 600, but precipitation hardened with the addition of aluminum and titanium. X750 has good corrosion and oxidation resistance as well as high tensile and creep rupture properties to approximately 1300ºF. It has excellent relaxation resistance and is suitable for high temperature applications. Used in gas turbines, rocket engines, nuclear reactors, pressure vessels, tools and aircraft structures.

Kanthal-D [(UNS ) Cr 22%, Al 4.8%, Fe bal.]

Kanthal-D is heat resistant up to 2370ºF. Due to its high electrical resistivity, low density and excellent heat resistance, the alloy is suitable for utensils in most applications. Kanthal has excellent corrosion resistance in the hot state and has exceptional resistance to sulfur and carburizing environments.

NiChrome V [(UNS N06003) Ni rem(80%), Cr 19-21%, Fe 1% max, Mn 2.5% max]
Also known as Nichrome 80-20, this nickel-chromium alloy is ideal for resistors that operate at high temperatures. Resistors are used in a wide variety of applications due to the combination of high resistance and low temperature coefficient of resistance. Commonly found in electric furnaces, radiant heaters and other electrical industry applications.

Nichrome 60-16 [(UNS N06004) Ni 57% min, Cr 14-18%, Fer rem, Mn max 1%]

The 60-16 is ideal for high operating temperatures up to 1950°F. This nickel-chromium alloy exhibits excellent corrosion resistance in oxidizing and reducing atmospheres. Commonly used in electric heating, industrial resistance units, pickling baskets, filter cloths and other applications.

Nichrome 35-20 [(UNS N060??) Ni 34-37% min, Cr 18-21%, Fer rem, Mn max 1%]

Nichrome 35-20 is well suited to high operating temperatures and exhibits good strength up to about 1900°F. It is ideal for use in sulfur, lead or zinc polluted atmospheres. More often used for mechanical purposes rather than resistive purposes.

Stainless steel

The following stainless steel alloys are also available for high temperature applications:

309 stainless steel

310 stainless steel

330 Stainless Steel (aka RA330)

Shanghai HY Industry Co., Ltd has international first-class material production equipment such as high temperature alloy isothermal forging production line, CONSARC vacuum melting furnace, VAR vacuum arc remelting furnace etc., with strong professional ability and highly responsible management team. We are a member of China Application of nuclear energy materials, Member of the International Council of the Aeronautical Sciences，China Electronic Materials Industry Association Magnetic Materials Branch. Years of experience in special alloy. When you have superalloy material inquiry, please contact us without hesitation. Shanghai HY Industry Co., Ltd is Corrosion & fatigue nickel alloy professional manufacturer,We will provide you with sincere and thoughtful service.

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