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RO4200-1 RO4210-2 Niobium Tube Pipe ASTM B394-98 Diameter 2mm

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RO4200-1 RO4210-2 Niobium Tube Pipe ASTM B394-98 Diameter 2mm

Name: RO42001 RO42102 Niobium Tube Pipe ASTM B39498 Diameter 2mm
Brand: Changsheng
Price: 264 USD

China RO4200-1 RO4210-2 Niobium Tube Pipe ASTM B394-98 Diameter 2mm factory

Brand Name : Changsheng

Model Number : ASTM B394-98

Certification : ISO 9001;2015

Place of Origin : China

MOQ : 1kg

Price : USD264/kg

Payment Terms : L/C, T/T, Western Union, MoneyGram,paypal

Supply Ability : 500kgs/month

Delivery Time : 15-30days

Packaging Details : Stardard export package

Commodity : Niobium target

Chemical Composition : Nb>=99.95%

Method : Electron Beam Furnace Smelted

Dimensions : ￠3~￠120mm

Size : Customized

Purity : 99.95%

Standard : ASTM B393

Conditions : Vacuum annealed

Availability : In stock

Material Standard : ASTM B 365-98

Technique : Sintering,Forging,Machining

Technology : CNC Milling Machinery

Heat Of Fusion : 26.4KJ/mol

Vapourization Temperature : 2350℃ (under 10-4Torr)

Yield Strength : 73Mpa

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Introduction

Niobium tube is a precision pipe designed for transferring materials under extreme conditions, such as high temperature and high pressure. Owing to niobium’s excellent corrosion resistance and thermal stability, niobium tubes demonstrate outstanding compressive strength, tensile strength, fatigue resistance, and heat resistance.

These properties make niobium tubing ideal for applications in the nuclear industry, aerospace, shipbuilding, chemical engineering, and electronic equipment manufacturing.

Chemical Composition

Grade	Main Component	Fe	Si	Ni	W	Mo	Ti	Ta	O	C	H	N
Nb1	Remainder	0.004	0.004	0.002	0.005	0.005	0.002	0.05	0.015	0.004	0.0015	0.003
Nb2	Remainder	0.01	0.01	0.005	0.02	0.01	0.004	0.07	0.02	0.01	0.0015	0.008

Surface Treatment

Niobium tubes can undergo various surface treatment processes to enhance corrosion resistance and improve appearance:

Mechanical Polishing: Improves surface smoothness and dimensional accuracy.

Electrolytic Polishing: Produces a bright, corrosion-resistant finish.

Pickling: Removes oxide scales, oil, and surface contaminants.

Sandblasting: Cleans and textures the surface for subsequent processing or coating.

Applications

Niobium and its alloys are highly valued across multiple industries for their exceptional mechanical and chemical properties. Niobium tubes are widely used in:

High-temperature alloys and superalloys
Niobium-based alloys for heat and corrosion resistance
The steel industry as alloy additives to improve toughness and creep resistance
Electrical and electronic components
Precision instruments and optical devices
The medical field, including surgical implants and imaging systems
Aerospace and defence applications

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