Niobium Fasteners Manufacturers in India
Ozair Tradelink is a leading Niobium Fasteners manufacturers in India, supplying high-quality niobium bolts, nuts, studs, washers, and custom fasteners. Niobium is a high-performance refractory metal known for its excellent corrosion resistance, high melting point, and outstanding strength in high-temperature and aggressive environments.
Our niobium fasteners are widely used in aerospace, chemical processing, electronics, and high-temperature industrial applications requiring superior durability and corrosion resistance.
Types of Niobium Fasteners We Deal In
Bolts
Hex Bolts
Heavy Hex Bolts
Flange Bolts
Eye Bolts
Square Bolts
Nuts
Hex Nuts
Heavy Hex Nuts
Lock Nuts
Dome Nuts
Studs & Threaded Rods
Fully Threaded Studs
Double End Studs
Tap End Studs
Threaded Rods
Washers
Plain Washers
Spring Washers
Lock Washers
Screws
Socket Head Cap Screws
Allen Cap Screws
Machine Screws
Custom Screws
Special Fasteners
Anchor Bolts
U-Bolts
J-Bolts
Foundation Bolts
Custom CNC Fasteners
Key Features of Niobium Fasteners
Excellent corrosion resistance
Very high melting point
Excellent high-temperature strength
Good ductility and formability
Excellent resistance to aggressive chemicals
Long service life
Applications of Niobium Fasteners
Aerospace industry
Chemical processing plants
Electronics and semiconductor industry
Vacuum and furnace equipment
Nuclear and power plants
Defense and high-performance engineering
Available Standards and Specifications
ASTM B392
ASTM F560
DIN / ISO standards
Metric and Imperial sizes
Custom sizes available
Supply & Export Information
Ozair Tradelink supplies Niobium Fasteners with:
Ready stock availability
All grades and sizes
Mill Test Certificates (EN 10204 3.1)
Fast delivery across India
Worldwide export supply
Niobium Fasteners Chemical Composition (%)
| Element | Composition (%) |
|---|---|
| Niobium (Nb) | 99.90 min |
| Tantalum (Ta) | 0.10 max |
| Iron (Fe) | 0.01 max |
| Oxygen (O) | 0.015 max |
| Carbon (C) | 0.01 max |
| Nitrogen (N) | 0.01 max |
| Hydrogen (H) | 0.0015 max |
Niobium Fasteners Mechanical Properties
| Property | Value |
|---|---|
| Tensile Strength | 275 – 550 MPa |
| Yield Strength | 200 – 450 MPa |
| Elongation | 20 – 30 % |
| Hardness | 85 – 120 HV |
| Density | 8.57 g/cm³ |
| Melting Point | 2477 °C |
Equivalent Grades of Niobium Fasteners
| Standard | Equivalent Grade |
|---|---|
| UNS | R04200 |
| ASTM | B392 |
| ASTM | F560 |
| DIN | 3.7025 |
| ISO | Nb1 |
| Werkstoff | 3.7025 |







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