China professional Tungsten Manufacturer Tungsten/ W Round Bar

• Customization: Available
• Application: Industrial
• Standard: ASTM
• Purity: >99.95%
• Alloy: Non-alloy
• Shape: Wires
• Type: Tungsten Wire
• Transport Package: Wooden Boxes
• Specification: as to customers′ requirement
• Trademark: SHIBO
• Origin: China
• Production Capacity: 100tons/Year

Product Description

China professinal tungsten manufacturer tungsten/ w round bar

Tungsten wires
1.Brand: w3101 W3102 W34 W1 W2
Content: W3 W34 W2 W≥99.929%
Character and usage
W3101: twist wire; it has good character in high temperature and endurance. Second crystal temperature≥1950ºC, mainly used as filament wire in halogen filament, high temperature color filament, twist filament, white filament and fluorescence filament.
W3102: it has good character in roll and high temperature. Second crystal temperature≥1850ºC, mainly used in white filament wire, vacuum tube heating wire.
W34: used in twist wire
W1 W2: used as frame of vacuum tube, heating elements
 Tungsten wire introduction
1, Diameter: 0.01mm~2.00mm
2, Grade: W1, W2, WAL1, WAL2,
3, Density: Purity 99.92%, 99.98% can also be achieved if special demanded.
4, Quality standard: GB/T  4181-1997(tungsten wire)ASTM B760-86
5, Specific electrical: 0.055 Ohm x mm2/m resistance at 20 °C.
6, Modulus of elasticity: 410 kN/mm2, at 20 °C.
 
  

Grade	tungsten content(%)	usage
WALI	>=99.92	Manufacturing wire of high color lamp, wire of shockproof lamp and double-spiral wire
		Manufacturing wire of incandescent lamp, cathode of transmitting tube, hyperthermia electrode and reaming tungsten wire
		Manufacturing folding heating cord of electron tube
WAL2	>=99.92	Manufacturing wire of fluorescent lamp
		Manufacturing heating cord of electron tube, wire of incandescent lamp, and reaming tungsten wire
		Manufacturing folding heating cord of electron tube, grid wire and cathode
W1	>=99.95	Manufacturing reaming tungsten wire and heating components
W2	>=99.92	Manufacturing grid side rod of electron tube and reaming tungsten wire