NIMONIC 901 rods are high-performance, age-hardenable nickel-iron-chromium superalloys, specifically engineered for demanding applications requiring exceptional strength and resistance to thermal creep deformation. These rods are particularly suitable for components operating at temperatures up to 600°C (1100°F), such as gas turbine engine discs, shafts, rings, casings, and seals.

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Chemical Composition:

*Balance refers to the remaining composition after accounting for the listed elements.

Physical Properties:

• Density: 8.14 Mg/m³ (0.294 lb/in³)​

• Melting Range: 1280-1345°C (2336-2453°F)​

• Specific Heat: 431 J/kg·°C at 20°C (0.103 Btu/lb·°F at 68°F)​

• Electrical Resistivity: 112 µΩ·cm at 20°C​

Mechanical Properties:

*Note: Mechanical properties are based on data from vacuum-refined, extruded, and forged bar specimens.

Applications:

NIMONIC 901 rods are extensively utilized in high-temperature applications, including:​

• Gas turbine engine components​

• Aerospace structural parts​

• Industrial gas turbines​

• Sealing components in high-temperature environments​

Frequently Asked Questions (FAQs):

1. What is the maximum operating temperature for NIMONIC 901 rods?

   NIMONIC 901 rods are designed for optimal performance in applications up to 600°C (1100°F).

2. What heat treatment processes are recommended for NIMONIC 901 rods?

   The recommended heat treatment involves a three-stage process:

   • Solution treatment at 1090°C (1994°F) for 3 hours, followed by water quenching​

   • Aging at 775°C (1427°F) for 4 hours, followed by air cooling​

   • Final aging at 705-720°C (1301-1328°F) for 24 hours, followed by air cooling​

3. How does the thermal expansion of NIMONIC 901 rods vary with temperature?

   The mean coefficient of linear thermal expansion decreases with increasing temperature, starting at 201 µm/m·°C (29.2 × 10⁻⁶ in/in·°F) at 20°C (68°F) and reducing to 126 µm/m·°C (18.3 × 10⁻⁶ in/in·°F) at 1000°C (1832°F).

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.