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To: Annie Fu

Tantalum Alloy Fasteners

Product description

 Key feature
 
1.  Very high density of 16.66 gm/cc
2.  Radiopaque to x-rays and other radiation – even higher than lead
3.  Excellent high temperature strength and stability (vacuum)
4.  Very corrosion resistance
5.  Good low magnetic properties

The aerospace industry depends on the tantalum bolts for their combination of high density and mechanical strength which allows
them to reduce the physical size of components, offering greater control of weight  distribution for propellers, inertial systems
and fluid control systems to name a few.

Item name Tantalum bolts screws fasteners
Brand name ZHUO HANG XIN
Place of orign Shaanxi, China
Grade Pure tantalum
Ultimate Tensile Strength

142 ksi (pure tantalum)                  

94-100 ksi (alloyed tantalum)

Yield Strength at 0.2%

109 ksi (pure tantalum)                                                     

 75 ksi (alloyed tantalum)

Elongation % 8-12 (alloyed tantalum)
Usable Temperature Limit 300 °C (Air)
2000 °C (Vacuum)
Purity 99.95%
Surface bright
MOQ 10 pieces
Surface treatment according to customer requirement.


Product application
 Application
1.Metallizing, Electron-beam Spraying ,sinteting annealing in reducing atmosphere in electronics.
2. Military and light industries
3.Evaporate small lengths of wire or to evaporate materials. 
3.Tantalum boat is ideal for use in small evaporation systems.
4.Tantalum boats sources are used for the vacuum evaporation of materials.


Application
Tantalum is widely used in aviation and aerospace industry, high temperature technology, atomic energy industry and chemical industry thanks to its high melting point, corrosion resistance and good cold working performance.

Characteristics of tantalum fasteners:
1. High corrosion resistance: Tantalum is resistant to corrosion by most acids, including hydrochloric acid, nitric acid and sulfuric acid.
2. Excellent biocompatibility: Tantalum has excellent biocompatibility with human tissue, so it is often used in medical devices.
3. High density: Tantalum has the highest density among all non-alloy metals (16.65 g/cm³).
4. High melting point: The melting point of tantalum reaches 3017°C, making it suitable for applications that require high temperature resistance.
5. Excellent electrical conductivity: Tantalum also has good electrical conductivity, second only to silver, copper and gold.
6. Good mechanical properties: At room temperature, tantalum has high ductility and tensile strength.

Application areas:
1. Chemical Equipment: In the chemical processing and petroleum refining industries, tantalum fasteners are used in equipment that comes into contact with highly corrosive chemicals.
2. Medical devices: Due to its excellent biocompatibility, tantalum is often used in orthopedic implants, dental implants and other medical devices that remain in the human body for a long time.
3. Aerospace: Considering its high temperature resistance, tantalum fasteners are used in the aerospace field for engines and other key components of aircraft.
4. Electronic industry: Tantalum is also used in the manufacture of capacitors and electronic components because its anodized film has a high dielectric constant.

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