Incoloy 800H Alloy

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Incoloy 800H Alloy

Incoloy 800H is a nickel‑iron‑chromium alloy optimized for elevated‑temperature service. Its controlled carbon content and grain size provide superior creep‑rupture strength compared to standard Incoloy 800. It exhibits excellent resistance to oxidation, carburization, and chloride stress corrosion cracking at high temperatures. The alloy maintains good mechanical properties and structural stability under long‑term thermal exposure. Widely used in furnace components, heat exchangers, petrochemical processing units, and power generation equipment, it offers reliable performance in severe industrial environments. With good formability and weldability, it is widely adopted in high‑temperature structural applications requiring durability and consistency.

Product Composition List

Alloy Designation Main Component(%)
C Si Mn Cr Ni Al  Ti Al+Ti Mo P S Fe Nb more
Incoloy800H 0.05-0.10 ≤ 1.00 ≤1.50 19-23 30-35 0.15-0.6  0.15-0.6 0.85-1.20   ≤0.045 ≤0.015 balance    

Incoloy800H Alloy

Incoloy 800H is a nickel‑iron‑chromium alloy optimized for elevated‑temperature service. Its controlled carbon content and grain size provide superior creep‑rupture strength compared to standard Incoloy 800. It exhibits excellent resistance to oxidation, carburization, and chloride stress corrosion cracking at high temperatures. The alloy maintains good mechanical properties and structural stability under long‑term thermal exposure. Widely used in furnace components, heat exchangers, petrochemical processing units, and power generation equipment, it offers reliable performance in severe industrial environments. With good formability and weldability, it is widely adopted in high‑temperature structural applications requiring durability and consistency.

Incoloy 800H is a modified version of Incoloy 800, specially developed for heavy-duty high-temperature applications. Its carefully controlled carbon content and grain structure deliver significantly improved creep strength and long-term structural stability at elevated temperatures. The alloy performs reliably in oxidizing, carburizing, and cyclic heating conditions, effectively resisting oxidation, scaling, and corrosive attacks. It maintains excellent ductility and toughness even after prolonged thermal exposure, ensuring safe operation in critical industrial environments. Suitable for fabrication and welding with standard techniques, Incoloy 800H is widely employed in furnace parts, heat treatment equipment, petrochemical reactors, and power generation systems, where high performance and durability under extreme thermal conditions are essential.

Source factory high-precision customized stainless steel

We are committed to providing comprehensive custom solutions, ensuring each product meets your specific application requirements. Please contact us and share your detailed needs.

Straightness

High straightness customization

Our stainless steel bars achieve exceptional straightness, with tolerance controlled within 0.01mm, ensuring precision in use.
external diameter

Precision tolerance customization

We offer ultra-precise tolerance customization, controlled within 0.004mm, to meet the demands of applications requiring high accuracy.
roundness

Precision roundness customization

Our stainless steel bars can achieve roundness tolerance within 0.002mm, ensuring perfect roundness and consistency.
bright

High smoothness customization

Our stainless steel bars achieve exceptional straightness, with tolerance controlled within 0.01mm, ensuring precision in use.
Non-magnetic

Non magnetic customization

We provide non-magnetic stainless steel bars, with magnetism controlled within 0 Gauss, suitable for applications with specific magnetic requirements.
length

Fixed length production

while the standard length is 2.5 meters, we can produce according to your specifications, reducing waste and helping you save on costs.

Any other customization needs?

We are committed to providing comprehensive custom solutions, ensuring each product meets your specific application requirements. Please contact us and share your detailed needs.

applications in different fields

Our company’s products are suitable for various fields such as digital products, electrical appliances, medical, office equipment, power clocks, electromechanical, robotics, automotive, electronics, etc. We strive to create high-quality products in the industry.

Why Choose The Tongyi Metal?

Guangdong tongyi metal technology co., ltd. Is a leading brand specializing in the production of precision special steel. We offer a wide range of standard products and excel in providing custom steel grades, shape customization, and bulk orders to meet the stringent requirements of precision hardware parts processing. driving technological innovation and delivering high-quality metal materials and solutions to our clients.

We have 168 imported high-precision equipment and more than 30 core technicians.

Up to 30000 tons of metal materials can be produced annually

We collaborate with over 10000 strategic partners globally

production guarantee

The company has more than 100 production equipment imported from japan and 38 core technicians. Strictly implement iso9001 management system in the production process, import high-precision testing equipment can provide accurate data support to win customer trust and support with high quality and fast delivery.

Material high quality assurance

The same metal has 68 sets of measuring equipment imported from Japan, such as Mitoyo micrometer, straightness test, hardness tester, spectrometer, magnetic detector, etc. The outer diameter accuracy of the material is measured once every 5 minutes, and the quality is all qualified before packaging and shipping.

Precision Special Steel Source Factory

The same metal has 15 years of stainless steel rod/wire material research and development, design, production experience, foreign large strength manufacturers. Customized matching material solutions according to customer needs in various industries.

Common Questions

Most Popular Questions.

offers clear and concise answers to the most frequently asked questions about our stainless steel bars, ensuring you get the information you need quickly and efficiently.

We offer a variety of stainless steel, titanium alloy, quenched and tempered steel bars and wires, including 303, 304, 316, 410, and more. We can also customize the composition according to your requirements.

Yes, we can customize the length of stainless steel bars according to the specific requirements of our customers, reducing material waste and lowering costs.

Our stainless steel bars are widely used in various industries, including construction, automotive, medical devices, food processing, and aerospace.

We offer a variety of surface treatment options, including polishing, brushing, pickling, and mirror finishing, to meet different application needs.

We adhere to the ISO9001 quality management system, conducting strict quality control at every stage from raw material procurement to the production process, and we also offer third-party inspection services.

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Materials, appearance, dimensions, straightness, smoothness, etc. can be customized according to needs

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Materials, appearance, dimensions, straightness, smoothness, etc. can be customized according to needs