The Role of Niobium and Other Refractory Elements in Superalloys

This paper will discuss not only the effects of refractory alloying elements in nickel-base superalloys, but also in the high niobium containing iron- nickel- ...

The role of niobium and other refractory elements in superalloys

0.025 · AbstractAbstract. [en] Refractory elements are important alloying additions in both nickel-base and iron-nickel-base superalloys. · Primary Subject.

The Role of Niobium in Superalloys | Refractory Metals and Alloys

Refractory elements are important alloying additions in both nickel-base and iron-nickel-base superalloys. They are responsible for the increased ...

The role of niobium in wrought superalloys

the other refractory elements. Table I Selected physical properties of the refractory elements, niobium, molybdenum, tantalum and tungsten. Nb. Mo. Ta. W.

Quickly Understand the Different Roles of Niobium in Superalloys

Niobium has a very large atomic radius. It is also a refractory metal. This property makes it an effective solid solution strengthening element. In ...

The role of niobium in wrought superalloys - ResearchGate

Niobium is accepted as a key alloying element in a number of major nickel-base superalloys because of its potential to strengthen an alloy by solid solution ...

THE ROLE OF NIOBIUM IN WROUGHT PRECIPITATION ...

refractory elements used in superalloys along with molybdenum, tungsten and tantalum. ... This carbide is generally titanium rich and generally complexed with ...

a perspective of niobium in superalloys

Summary of the Function of Alloying Elements in Superalloys. ... Factors Relating to Potential Solid Solution Strengthening by. Niobium and Other Refractory ...

Key Uses of Niobium: Steel, Superalloys, and Automotive - AEM Metal

Second Major Use: Role in High-Temperature Superalloys. Niobium is vital in creating nickel-based superalloys, which are designed to perform ...

Refractory Metals: Niobium, Molybdenum and Rhenium | Total Materia

Another 20 to 25% is used as alloy additions in nickel-base superalloys and heat-resisting steels. Only 1 to 2% of all niobium is used in the form of niobium- ...

Influence of Nb content on phase precipitation behavior of new Ni ...

Niobium, an γ′ phase hardener element in nickel-based superalloys, can refine the γ′ phase by the increase of anti-phase boundary energy, and promote the ...

Niobium – properties, uses and application

Niobium is what is known as a refractory metal, alongside molybedenum, which is another commonly used element in superalloy composition. The other metals ...

Niobium and Other High Temperature Refractory Metals for ...

Niobium (Nb) was chosen as a material the study of which in a flow of dissociated air can be of practical importance. Niobium and its alloys have high heat ...

All About Superalloys in Manufacturing | Xometry

Niobium-based superalloys have relatively low strength when compared to other nickel-based base alloys. However, they retain their strength much ...

Niobium Alloys - an overview | ScienceDirect Topics

It has a lower melting temperature and at 8.57 g/cm3, Nb has the lowest density of all the refractory metals and is thus a leading candidate for applications ...

Niobium - CRM Alliance

Nb has a high melting point and low density relative to other refractory metals, which make it an important alloying addition in “superalloys” for use in ...

On the Effect of Nb on the Microstructure and Properties of Next ...

The Nb-containing alloy was found to exhibit improved tensile and creep properties as well as superior oxidation resistance compared with both RR1000 and the ...

Niobium Base Superalloys: Achievement of a Coherent Ordered ...

In a previous work, the chemical elements necessary for the achievement of Niobium base superalloys were defined in order to get a structure ...

Nickel Based Superalloys - University of Cambridge

Elements such as cobalt, iron, chromium, niobium, tantalum, molybdenum, tungsten, vanadium, titanium and aluminium are also solid-solution strengtheners ...

Niobium-Base Superalloys via Powder Metallurgy Technology | JOM

Previous work on many niobium alloys reveals that long term properties are retained well above those obtained on nickel-base superalloys. Cast ...