? 亚洲一级片国产93,大学生黄色毛片一级,国产一级婬乱1000

国产成人精品的毛片-国产高清无码在线观看一区-美国一级黄片操逼-黄片一级二级在线观看-AAA一级成人群交免费观看-中国一级一级黄色AV-a级欧美性爱一级片-亚洲第一在线升级-中国特级黄片免费看

+86 917 3228322   |   sales@belongmetal.com
   中  文  |  ENGLISH

Tungsten

  • Tungsten bar
Tungsten bar

Tungsten bar

  • Material: ≥99.95% tungstenMaterial: ≥99.95% tungsten, WLa, WNiFe, WNiCu, WCu
  • Technics: swaging, straightening, polishing, grinding
  • Dimension: φ(0.5-20)*Lmm
  • Surface: polished surface, grinding surface
  • Application: Semiconductor ion injection parts, electric vacuum parts and electric light source parts, refractory parts for industrial high temperature furnace, Argon arc welding and resistance welding electrodes.
  • INQUIRY

Material: ≥99.95% tungsten, WLa, WNiFe, WNiCu, WCu
Technics: swaging, straightening, polishing, grinding
Dimension: φ(0.5-120)*Lmm
Surface: alkaline washed surface, lathing surface, grinding surface
Application: Semiconductor ion injection parts, electric vacuum parts and electric light source parts, refractory parts for industrial high temperature furnace, Argon arc welding and resistance welding electrodes.

PREVIOUS：Tungsten wire NEXT：Tungsten sheet