High-Temperature Alloy Powder

High-temperature alloy powder is a metal powder material designed for extreme high temperature environments. High-temperature alloy powder can work for a long time in high temperature environments above 600℃, and has high strength, oxidation resistance, corrosion resistance, fatigue resistance and structural stability.

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  • Definition
  • Features
  • Products
  • Applications
  • Qualifications
  • FAQs
  • Case Study
  • Customer Review
  • Online Inquiry

What is High-Temperature Alloy Powder?

High-temperature alloy powders are a class of materials that can maintain strength and structural integrity at extremely high temperatures. These powders are essential for applications in harsh environments such as jet engines and gas turbines. They are usually made of nickel, cobalt or iron-based alloys, and various elements are added to enhance their high temperature performance.

What are the Features of High-Temperature Alloy Powders?

High-Temperature Strength

High-temperature alloy powder can still maintain strength at extremely high temperatures.

Anti-oxidation/corrosion

High-temperature alloy powder can resist common oxidation and corrosion problems at high temperatures.

Organization Stability

The microstructure of high-temperature alloy powder is not easy to degrade during long-term high temperature service.

High-Temperature Alloy Powders

What are the Applications of High-Temperature Alloy Powders?

Energy Field

High-temperature alloy powders can be used in energy fields such as thermal and gas power generation.

Petrochemical Field

High-temperature alloy powders can be used in drilling and transportation equipment and chemical equipment, etc.

Automobile Industry

High-temperature alloy powders can be used in power system components of the automobile industry.

Industrial Manufacturing

High-temperature alloy powders can be used in high temperature resistant equipment, additive manufacturing, precision instruments, etc.

Why Alfa Chemistry?

ISO 9001:2015

Alfa Chemistry is ISO 9001:2015 certified and focuses on collaboration and partnership.

QA & QC

Alfa Chemistry's QA (Quality Assurance) and QC (Quality Control) department oversees all production and quality systems.

On-time Delivery

Alfa Chemistry delivers high-quality products on time, meeting all customer needs.

Question and Answer

How are high-temperature alloy powders produced?

The main methods for producing high-temperature alloy powders include gas atomization, mechanical alloying, and chemical reduction. Other methods include vacuum induction melting and selective laser melting.

What are the advantages of using high-temperature alloy powders?

High-temperature alloy powders have excellent high temperature performance, versatility and design flexibility, corrosion resistance and wear resistance.

How to choose the right high-temperature alloy powder for a specific application?

The selection of high-temperature alloy powders requires a comprehensive consideration of the application environment, performance requirements, and economic factors: such as operating temperature and atmosphere mechanical performance requirements, manufacturing process compatibility, etc.

Case Study

Study on Turbine Blades Made of High-Temperature Alloy Powder GH4037

Tong, Jinyan, et al. Journal of alloys and compounds 657 (2016): 777-786.

The service life of turbine blades is closely related to the microstructural degradation caused by normal and overheating service exposure. The microstructure and mechanical properties of two first-stage turbine blades made of GH4037 forged nickel-based high-temperature alloy after about 1600 hours of service on two aircraft engines were studied. The study helps to understand the actual service conditions and establish overheating detection and service safety diagnosis methods for forged high-temperature alloy turbine blades.

The two first-stage blades removed from the two aircraft engines are marked as blade A and blade B, respectively, and they have experienced about 1600 engine operating hours of service exposure. The blades were subjected to standard heat treatment before being installed on the aircraft engine. The standard heat treatment includes solution treatment at 1180℃ for 2 hours, secondary solution treatment at 1050℃ for 4 hours, and aging treatment at 800℃ for 16 hours. During the service, the engine was inspected regularly without any restorative treatment. The first-stage blades are made of forged nickel-based high-temperature alloy GH4037 and are not coated with any protective coating.

See Our Customers Review

Product: GH4169 high-temperature alloy powder

"As a research and development unit for aircraft engine turbine disk materials, the high-temperature resistance of GH4169 alloy powder far exceeds expectations! In the long-term service test at 650℃, its creep strength is 15% higher than that of imported materials, and its thermal fatigue life is extended by more than 30%. The powder particle size distribution is uniform (15-53μm), and there is no pores after laser cladding. It is directly used to repair turbine blade damage, and the unit cost is reduced by 40%!"

Customer from Materials Research Institute

Product: GH3625 nickel-based alloy powder

"We purchase GH3625 for 3D printing of valve components of deep-sea drilling platforms. In a simulated high-pressure and high-salt environment, the parts formed by this alloy powder have amazing pitting resistance - the corrosion rate after continuous immersion for 90 days is only 0.002mm/year! What is even more surprising is its hot processing performance: excellent fluidity during plasma cladding, and the bonding strength with Inconel 625 matrix reaches 950MPa, which completely solves the leakage problem of key seals of deep-sea equipment!"

Customer from Marine Engineering Equipment Company

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