The chemical composition of Incoloy 800 alloy is mainly composed of nickel, chromium and iron. Among them, nickel element can improve the corrosion resistance of the alloy, 

chromium element can enhance the oxidation resistance and high temperature strength of the alloy, and iron element provides the matrix structure of the alloy. 

Incoloy 800 alloy also contains a certain amount of elements such as carbon, silicon and manganese to further enhance the comprehensive performance of Incoloy 800 alloy.

Incoloy 800 alloy has very good corrosion resistance, especially in reducing and oxidizing media. 

In high temperature environment, Incoloy 800 alloy also has good tolerance to chemicals such as sulfuric acid, hydrochloric acid and alkaline solution. 

Incoloy 800 sheet has good oxidation resistance in high temperature environment and can work for a long time at temperatures up to 1100°C. 

Moreover, Incoloy 800 sheet has high yield strength and creep strength, and can maintain its mechanical properties in high and low temperature environments.

Product Parameters

Chemical Composition

Mechanical Properties

Physical Performance

Mechanical properties

1. Room temperature tensile strength: At room temperature, the minimum tensile strength of nickel-based alloy 800 after solid solution treatment is 450MPa.

2. High temperature performance: In high temperature environment, the mechanical properties of nickel-based alloy 800 are also excellent, able to withstand higher stress and temperature, with good creep resistance and lasting strength

Manufacturing process

The manufacturing process of nickel-based alloy 800 mainly includes smelting, forging, rolling, heat treatment and other links:

1. Smelting: The quality of raw materials and parameters such as smelting temperature and time need to be

strictly controlled to ensure the uniform chemical composition and stable performance of the alloy.

2. Forging and rolling: These two processes can improve the structure and performance of the alloy and improve its strength and toughness.

3. Heat treatment: Including solution treatment and aging treatment, heat treatment can further improve the mechanical properties and corrosion resistance of the alloy.

Features

1. Good corrosion resistance: It can resist corrosion from a variety of strong acids, strong alkalis and salt solutions.

2. Excellent processing performance: It is easy to process plastically at room temperature, clean and has high finish, and has good welding performance.

3. High strength: The possibility of thin plate use is large, it is resistant to temperature oxidation and has high strength, and can resist fire.

Application areas

1. Chemical industry

It can be used to manufacture equipment such as nitric acid condensers, sulfuric acid coolers, phosphoric acid evaporators, and various chemical pipelines and valves.

2. Petroleum industry

During the process of oil extraction, refining and storage, it can be used to manufacture oil well pipes, oil pipelines, oil refining equipment, etc., and can withstand the influence of high temperature, high pressure and corrosive environment.

3. Power industry

It can be used to manufacture steam generator heat transfer tubes, superheater and reheater pipes, nuclear power equipment, etc. It has good creep resistance and oxidation resistance, and can ensure the safe operation of equipment under high temperature and high pressure environment

4. Other fields

It can also be used to manufacture industrial furnace components, heat treatment equipment, pressure vessels, heat exchangers, hydrocarbon cracking devices, etc., and also has certain applications in aerospace, automobile, electronics and other fields