UNS N08890 Incoloy 890 Rod: Superior Strength and Corrosion Resistance

Incoloy 890, designated as UNS N08890, is a high-performance nickel-chromium-iron alloy known for its exceptional strength and resistance to oxidation, carburization, and sulfidation at temperatures up to 2200°F (1200°C). Its unique composition and properties make it suitable for various demanding applications.

Chemical Composition

The chemical composition of Incoloy 890 is as follows:​

Mechanical Properties

Incoloy 890 exhibits the following mechanical properties:​

Physical Properties

Key physical properties of Incoloy 890 include:​

• Density: 7.94 g/cm³ (0.287 lb/in³)​

• Melting Point: 1309-1383°C (2388-2521°F)​

Applications

Incoloy 890 is widely used in applications requiring high-temperature strength and resistance to corrosive environments, such as:​

• Heat exchangers​

• Petrochemical processing vessels​

• Power generation components​

• Turbine blades​

• Combustion chamber components​

Standards and Specifications

Incoloy 890 conforms to several industry standards, including:​

• ASTM B408: Standard Specification for Incoloy 890 Bars and Rods​

• ASTM B407: Standard Specification for Incoloy 890 Tubing​

• ASTM B409: Standard Specification for Incoloy 890 Plate, Sheet, and Strip​

FAQs

Q1: What is the maximum operating temperature for Incoloy 890?

Incoloy 890 maintains excellent mechanical properties and resistance to oxidation up to temperatures of 2200°F (1200°C).​

Q2: How does Incoloy 890 compare to other Incoloy alloys like 803 and 800HT?

Incoloy 890 offers superior resistance to carburizing environments compared to alloy 803 and slightly enhanced properties over alloy 800HT, especially at elevated temperatures.

Q3: Is Incoloy 890 weldable?

Yes, Incoloy 890 can be welded using standard welding techniques suitable for nickel-based alloys.

Wuxi Nickel New Material Co., Ltd. is a high-tech enterprise integrating the production, manufacturing, and research & development of specialty alloy materials. Located in Wuxi, Jiangsu Province, the company specializes in precision alloys, titanium alloys, high-temperature alloys, corrosion-resistant alloys, heat-resistant steels, nickel-based welding wires, and other specialty materials, with an annual production capacity of 5,000 tonnes. Our product range includes plates, bars, wires, and strips, which are widely used in industrial electric furnaces, power‐station boilers, petrochemical plants, aerospace, marine engineering, machinery, and electronic instrumentation. These materials are characterized by high electrical resistance, high‐temperature strength, corrosion resistance, wear resistance, and fatigue resistance. We can manufacture in compliance with national, industry, and international standards, and are also able to tailor products to meet specific customer requirements.
The company is committed to improving and enhancing its production infrastructure all year round, with a full range of production and processing equipment including vacuum smelting, hot processing, cold processing, and heat treatment. It also has various physical and chemical analysis testing facilities such as spectrometers to ensure product quality. The company has a high-quality R&D, production, and management team that is fully capable of meeting the complex requirements of the current market for material diversification, refinement, and functionalization. Our company is particularly skilled in developing and producing "specialized materials" that are suitable for the market and specific customer needs, which will be one of our company's characteristics. The company adheres to the business philosophy of "guided by market demand, driven by technological progress, and committed to optimizing and innovating materials to create greater value for customers", serving society and the market.