Niobium Zirconium Alloy Lumps

Linear Formula:	NbZr
Purity:	99.9%, 99.95%, 99.99%
Size:	(10-20) mm X (30-50) mm X (30-50) mm
Material Grades:	R4251 (Nb-1Zr) Reactor Grade R4261 (Nb-1Zr) Commercial Grade

 

---

 

Product Description

Niobium Zirconium Alloy Lumps are high-purity metallic materials used extensively in advanced industrial and research applications due to their exceptional physical, chemical, and mechanical properties. These alloy lumps are typically composed of niobium with a specific zirconium content, providing improved strength, thermal stability, and resistance to chemical corrosion. They are widely used in the aerospace, energy, and semiconductor industries, where high-performance materials are critical for demanding environments.

These alloy lumps are manufactured with precise zirconium concentrations to ensure uniform quality, making them suitable for applications such as vacuum melting processes, powder metallurgy, and additive manufacturing. Their small, irregular shapes and high density allow easy integration into high-temperature systems.

 

---

 

Features and Properties

High Corrosion Resistance: Excellent performance against acidic and high-temperature environments.

Enhanced Strength: Zirconium addition improves the mechanical strength and thermal stability of niobium.

Good Thermal Conductivity: Essential for use in high-temperature vacuum or furnace environments.

Ductility: Easy to process for further refinement or alloying.

Non-Magnetic: Suitable for applications where magnetism is undesirable.

 

---

 

Product Specifications

Element	Content (%)
Niobium (Nb)	≥ 98.0%
Zirconium (Zr)	1.0% – 2.0% (customizable)
Impurities (Total)	≤ 0.5%

| Physical Appearance | Metallic gray lumps |
| Density | ~8.57 g/cm³ |

 

---

 

Product Forms

Lump sizes: 10–50 mm, customizable upon request.

Surface: Cleaned and free from oxidation.

 

---

 

Production Method and Production Equipment

The production of Niobium Zirconium Alloy Lumps involves the following steps:

Vacuum Arc Melting: High-purity niobium and zirconium materials are melted under vacuum conditions to ensure the elimination of contaminants.

Alloying: Accurate amounts of zirconium are added to the molten niobium to achieve the desired composition.

Fragmentation: The resulting alloy is fragmented into small, manageable lumps.

Final Cleaning: Lumps are acid-cleaned to remove surface impurities and oxidation.

Key equipment includes vacuum arc furnaces, crushers, and high-precision analyzers to monitor chemical composition.

 

---

 

Applications and Related Industries

Aerospace: Used in rocket nozzles, thermal shields, and structural components.

Energy Industry: Essential for nuclear reactors, especially fuel rod claddings and structural supports.

Semiconductor Manufacturing: Incorporated in high-temperature thin film deposition.

Additive Manufacturing: Suitable for 3D printing processes using niobium-based powders.

 

---

 

Interesting Facts

Niobium Zirconium alloys exhibit superconducting properties at cryogenic temperatures, making them essential in particle accelerators and quantum computing.

Zirconium's small addition to niobium significantly reduces hydrogen embrittlement.

Niobium Zirconium alloys are lightweight yet exceptionally durable, ideal for space exploration components.

 

---

 

Synonyms

Nb-Zr Alloy Lumps

Niobium Zirconium Metal Lumps

 

---

 

Health & Safety Information

Toxicity: Non-toxic under normal handling but should be kept in well-ventilated areas to avoid inhalation of any metallic dust.

Precautions: Handle using gloves and protective eyewear to avoid cuts or abrasions.

Storage: Store in a cool, dry place, away from moisture and reactive chemicals.

 

Chemical Composition of Niobium Zirconium Alloy Lumps

All values are % weight. Ranges represent what is permitted under applicable standards.

Elements	R04251	R04261
Niobium (Nb)	98.6 to 99.2	98.1 to 99.2
Zirconium (Zr)	0.8 to 1.2	0.8 to 1.2
Tantalum (Ta)	0 to 0.1	0 to 0.5
Tungsten (W)	0 to 0.030	0 to 0.050
Titanium (Ti)	0 to 0.020	0 to 0.050
Hafnium (Hf)	0 to 0.020	0 to 0.025
Oxygen (O)	0 to 0.015	0 to 0.020
Carbon (C)	0 to 0.010	0 to 0.020
Molybdenum (Mo)	0 to 0.010	0 to 0.010
Nitrogen (N)	0 to 0.010	0 to 0.010
Silicon (Si)	0 to 0.0050	0 to 0.010
Nickel (Ni)	0 to 0.0050	0 to 0.0050
Iron (Fe)	0 to 0.0050	0 to 0.0050
Hydrogen (H)	0 to 0.0015	0 to 0.0015

Our Other Niobium Zirconium Alloy products

Product name	Material	Specification	Size
Nb-Zr Alloy Foil	R4251 (Nb-1Zr), R4261 (Nb-1Zr)	ASTM B393	Thickness 0.01-0.09 mm, Width 30-300 mm, Length >50 mm
Nb-Zr Alloy Sheet & Plate	R4251 (Nb-1Zr), R4261 (Nb-1Zr)	ASTM B393	Thickness 0.1-10 mm, Width 30-1000 mm, Length 50-2000 mm
Nb-Zr Alloy Tube & Pipe	R4251 (Nb-1Zr), R4261 (Nb-1Zr)	ASTM B394	Outer Diameter 2.0-100 mm, Wall Thickness 0.2-5.0 mm, Length 200-8000 mm
Nb-Zr Alloy Rod	R4251 (Nb-1Zr), R4261 (Nb-1Zr)	ASTM B392	Diameter 3.0-120 mm, Length <6000 mm
Nb-Zr Alloy Wire	R4251 (Nb-1Zr), R4261 (Nb-1Zr)	ASTM B392	Diameter: 0.1-3.0 mm, in coil & on spool
Nb-Zr Alloy Disc & Target	R4251 (Nb-1Zr), R4261 (Nb-1Zr)	ASTM B393	Circular Targets: Diameter 10-400 mm, Thickness 2-28 mm. Rectangular Targets: Thickness 1-20 mm Width <800 mm Length <3000 mm
Nb-Zr Alloy Ignot	R4251 (Nb-1Zr), R4261 (Nb-1Zr)	ASTM B392	Diameter: 20-295 mm, Length <1600 mm

Chemical Identifiers

Linear Formula	NbZr
MDL Number	N/A
EC No.	N/A
Pubchem CID	71355178
IUPAC Name	niobium; zirconium
SMILES	[Zr].[Nb]
InchI Identifier	InChI=1S/Nb.Zr
InchI Key	GFUGMBIZUXZOAF-UHFFFAOYSA-N

Niobium Zirconium Alloy Properties (Theoretical)

Compound Formula	NbZr
Appearance	Metallic solid in various forms tube, sheet/plate, bar, foil, wire, rod, sputtering target
Melting Point	2399 °C
Boiling Point	N/A
Density	8.59 g/cm3
Solubility in H2O	N/A
Tensile Strength	330-620 MPa
Vickers Hardness	65-140
Monoisotopic Mass	182.811 g/mol

 

Hot Tags: niobium zirconium alloy lumps, China, suppliers, buy, for sale, made in China