Tungsten wire can be processed into extremely fine specifications, offering significantly enhanced strength and hardness compared to stainless steel of similar specifications. 

The tungsten copper block, measuring 34x33x15mm and composed of 80% tungsten and 20% copper, is a composite material produced through powder metallurgy. 

A fine tungsten rod with a diameter of 1.0 mm and a length of 38 mm is a small bar made of high-purity tungsten, 

Tungsten heating rods are electric heating elements made from high-purity tungsten material, 

The barium tungsten cathode is a high-performance thermionic cathode composed of a porous matrix filled uniformly with barium salts.

The WL20 lanthanum tungsten electrode is a tungsten-based alloy electrode material that contains approximately 2% lanthanum. 

The 70WC30Cu tungsten carbide copper rod is a composite material typically composed of 70% tungsten carbide and 30% copper. Due to the unique combination of tungsten carbide and copper, this material possesses exceptional physical and chemical properties.

Tungsten alloy dart billets are produced using a powder metallurgy process, combining materials such as tungsten, nickel, iron, and copper. 

Black tungsten wire is a fine wire made from tungsten material, known for its excellent electrical conductivity and high-temperature resistance. It is widely used in electronic components, filaments, vacuum devices, and high-temperature furnaces.

The 0.8mm mosquito-type tungsten filament is a specially designed filament, typically used in devices such as electron guns or displays.